Report Sections:

Status Summary

Summary of total route table size for the past 7 days and summary information on ASes.

Aggregation Summary

This lists the "Top 30" ASes who, if they aggregated their announced prefixes, could make a significant contribution to the reduction of the current size of the IPv6 Internet routing table.

Last Week's Changes

A summary of the last week's changes in terms of withdrawn and added routes and added ASes.

More Specifics

A list of ASes advertising routes that appear to be more specfic than the original Class-based prefix mask, or more specific than the registry allocation size.

Possible Bogons

A list of advertisements of address blocks and Autonomous System numbers where there is no matching allocation data.

This report is generated from an analysis of the BGP routing table withinRouteViews, and was produced at Sat Dec 2 12:25:11 2023 AEST.

Status Summary

Table History

Date Prefixes   CIDR Aggregated 25-11-23   201846   103294 26-11-23   201810   103154 27-11-23   201767   99433 28-11-23   202185   98375 29-11-23   202273   98377 30-11-23   202245   98727 01-12-23   201384   99537 02-12-23   201541   99586

Plot: BGP Table Size

AS Summary

32648   Number of ASes in routing system 20381   Number of ASes announcing only one prefix 6255   Largest number of prefixes announced by an AS   AS11172: Alestra, S. de R.L. de C.V., MX 36318243520512 (/18.95)   Largest address span announced by an AS (/64s)   AS7922: COMCAST-7922, US

Plot: AS count
Plot: Average announcements per origin AS
Report: ASes ordered by originating address span
Report: Autonomous System number-to-name mapping (from Registry WHOIS data)

Aggregation Summary

--- 02Dec23 ---
ASnum	NetsNow	NetsAggr	NetGain	% Gain	Description
Table	201583	99753	101830	50.5%	Gain
AS11172	6255	955	5300	84.7%	Gain
AS18403	4289	7	4282	99.8%	Gain
AS9808	4655	374	4281	92.0%	Gain
AS7552	2544	10	2534	99.6%	Gain
AS45609	2503	431	2072	82.8%	Gain
AS24547	2018	20	1998	99.0%	Gain
AS16509	4342	2547	1795	41.3%	Gain
AS12479	1647	25	1622	98.5%	Gain
AS39891	1337	63	1274	95.3%	Gain
AS28573	1459	271	1188	81.4%	Gain
AS4538	1667	511	1156	69.3%	Gain
AS56046	1146	18	1128	98.4%	Gain
AS45271	1838	725	1113	60.6%	Gain
AS22773	1280	168	1112	86.9%	Gain
AS62240	1137	58	1079	94.9%	Gain
AS38266	1471	417	1054	71.7%	Gain
AS5416	1036	2	1034	99.8%	Gain
AS38496	1064	34	1030	96.8%	Gain
AS32098	1515	489	1026	67.7%	Gain
AS56044	980	19	961	98.1%	Gain
AS4808	1052	119	933	88.7%	Gain
AS20115	1172	489	683	58.3%	Gain
AS56047	719	46	673	93.6%	Gain
AS17853	667	10	657	98.5%	Gain
AS56167	616	12	604	98.1%	Gain
AS4134	605	28	577	95.4%	Gain
AS26611	618	44	574	92.9%	Gain
AS17072	1311	741	570	43.5%	Gain
AS131429	616	70	546	88.6%	Gain
AS24432	566	40	526	92.9%	Gain
Total	52125	8743	43382	83.2%	Gain

Report: Aggregation Top 20 summaries for last 7 days
Report: Full Aggregation Details

---

Last Week's Changes


This a daily snapshot of changes in routes being withdrawn and added. The deltas are calculated over a rolling 7 day period. Please bear in mind this is purely a "snapshot" and a large flucuation could be caused by a connectivity problem, for example.

---

More Specifics


A list of route advertisements that appear to be more specfic than the original Class-based prefix mask, or more specific than the registry allocation size.

Top 20 Route Count per Originating AS
Prefixes	ASnum	AS Description
6255	AS11172	Alestra, S. de R.L. de C.V., MX
4655	AS9808	CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
4342	AS16509	AMAZON-02, US
4289	AS18403	FPT-AS-AP FPT Telecom Company, VN
2544	AS7552	VIETEL-AS-AP Viettel Group, VN
2503	AS45609	BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN
2018	AS24547	CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN
1838	AS45271	ICLNET-AS-AP Idea Cellular Limited, IN
1667	AS4538	ERX-CERNET-BKB China Education and Research Network Center, CN
1647	AS12479	UNI2-AS, ES
1533	AS17622	CNCGROUP-GZ China Unicom Guangzhou network, CN
1515	AS32098	TRANSTELCO-INC, US
1471	AS38266	VIL-AS-AP Vodafone Idea Ltd, IN
1459	AS28573	Claro NXT Telecomunicacoes Ltda, BR
1457	AS7545	TPG-INTERNET-AP TPG Telecom Limited, AU
1411	AS36183	AKAMAI-AS, US
1339	AS13335	CLOUDFLARENET, US
1337	AS39891	ALJAWWALSTC-AS, SA
1311	AS17072	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
1280	AS22773	ASN-CXA-ALL-CCI-22773-RDC, US

Top 20 ASes advertising more specific prefixes
More Specifics	Total   Prefixes	ASnum	AS Description

Report: ASes ordered by number of more specific prefixes
Report: More Specific prefix list (by AS)
Report: More Specific prefix list (ordered by prefix)

Possible Bogus Routes and AS Announcements 

Possible Bogus Routes

Prefix	Origin AS	AS Description	Unallocated block
2001::/32	AS211380	SIMULHOST-AS Simulhost, GB	2001::/23
2001:0004:0112::/48	AS112	-Reserved AS-, ZZ	2001::/23
2001:0df0:02b7::/48	AS9555	VZB-AU-AS Verizon Australia PTY Limited, AU	2001:df0:2b7::/48
2001:0df0:0480::/48	AS38532	EXABYTES-AS-AP Exabytes Network Singapore Pte. Ltd., SG	2001:df0:480::/48
2001:0df3:f280::/48	AS140712		2001:df3:f280::/48
2001:0df5:5c00::/48	AS9649	MOPH-TH-AP Information Technology Office, SG	2001:df5:5c00::/48
2001:0df7:e200::/48	AS135239	SONALI-AS-IN Sonali Internet Services Pvt Ltd, IN	2001:df7:e200::/48
2001:43f8:07d0::/48	AS37591	-Reserved AS-, ZZ	2001:43f8:7d0::/44
2002::/16	AS6939	HURRICANE, US	2002::/16
2041:36a0::/48	AS140810	MEGACORE-AS-VN Megacore Technology Company Limited, VN	2040::/10
2103:7b40::/48	AS30286	THM, US	2100::/8
2400:d840:0001::/48	AS13813	BROADSOFT-INC-NORTH-AMERICA, US	2400:d840::/27
2400:e800:1000::/36	AS17564	GITN-PCN-AS-AP GITN M Sdn. Bhd., MY	2400:e800::/32
2401:2106::/48	AS150870	KIMNGAN-VN KIM NGAN TECHNOLOGY TRADING SERVICES CO., LTD, VN	2401:2104::/30
2402:7f40::/32	AS137166	SATNECOM-AS Satellite Netcom Private Limited, IN	2402:7f40::/32
2402:f880::/32	AS64056	KAZILALLC-AS-AP Kazila LLC, AU	2402:f880::/32
2403:4e00::/32	AS45528	TIKONAIN-AS Tikona Infinet Ltd., IN	2403:4e00::/32
2403:4e00:0300::/48	AS45528	TIKONAIN-AS Tikona Infinet Ltd., IN	2403:4e00::/32
2403:4e00:0301::/48	AS45528	TIKONAIN-AS Tikona Infinet Ltd., IN	2403:4e00::/32
2403:4e00:0302::/48	AS45528	TIKONAIN-AS Tikona Infinet Ltd., IN	2403:4e00::/32
2403:4e00:0305::/48	AS45528	TIKONAIN-AS Tikona Infinet Ltd., IN	2403:4e00::/32
2403:4e00:0306::/48	AS45528	TIKONAIN-AS Tikona Infinet Ltd., IN	2403:4e00::/32
2403:6bc0::/32	AS137172	ACNS-AS-IN ALL CONNECT NETWORK SERVICES PRIVATE LIMITED, IN	2403:6bc0::/32
2404:b980::/35	AS62240	CLOUVIDER Clouvider - Global ASN, GB	2404:b980::/32
2405:3580:1919::/48	AS62240	CLOUVIDER Clouvider - Global ASN, GB	2405:3580::/32
2406:1fc0::/32	AS151203	FIBREUPPTYLTD-AS-AP Fibre Up Pty Ltd, AU	2406:1fc0::/32
2406:2580::/32	AS397086	LAYER-HOST-HOUSTON, US	2406:2580::/32
2406:f700::/32	AS132837	OTSB-AS-AP Orient Telecoms Sdn. Bhd, MY	2406:f700::/32
2602:ff23:1234::/48	AS398019	DYNU, US	2602:ff23:1000::/36
2602:ff42::/36	AS7018	ATT-INTERNET4, US	2602:ff42::/36
2605:0a80:0001::/48	AS13213	UK2NET-AS, GB	2605:a80::/32
2605:36c0:0001::/48	AS29944	DATABANK-LATISYS, US	2605:36c0::/32
2605:7941::/32	AS30456	COSMIC-GLOBAL, US	2605:7941::/32
2605:8280::/32	AS36069	CHANUTE, US	2605:8280::/32
2606:2e80::/32	AS63125	-Reserved AS-, ZZ	2606:2e80::/32
2606:ae04:8020::/48	AS17224	ATT-CERFNET-BLOCK, US	2606:ae04::/30
2607:6780::/32	AS395282	-Reserved AS-, ZZ	2607:6780::/32
2620:0000:0880::/48	AS29763	-Reserved AS-, ZZ	2620:0:880::/48
2620:0000:0900::/48	AS4185	ATTIS-ASN4185, US	2620:0:900::/48
2620:0014:8000::/48	AS5080	ARAMCO-AS, US	2620:14:8000::/48
2620:0031:2007::/48	AS53722	-Reserved AS-, ZZ	2620:31:2000::/44
2620:0031:2009::/48	AS53722	-Reserved AS-, ZZ	2620:31:2000::/44
2620:0038:0a00::/48	AS22695	PLAYGROUND, US	2620:38:800::/37
2620:00a0:00e0::/48	AS11278	NINTENDO, US	2620:a0:80::/41
2620:00ba:8000::/48	AS2386	INS-AS, US	2620:ba:8000::/48
2620:012c:b131::/48	AS13448	WEBSENSE, US	2620:12c:b100::/40
2620:013e::/44	AS397327	-Reserved AS-, ZZ	2620:13e::/44
2620:01e8:0003::/48	AS29802	HVC-AS, US	2620:1e8::/36
2620:01e8:0004::/48	AS29802	HVC-AS, US	2620:1e8::/36
2801:001b:c800::/48	AS269946	BOOM SOLUTIONS C.A., VE	2801:1b:c800::/44
2801:016c::/44	AS19429	ETB - Colombia, CO	2801:16c::/44
2801:019c:0010::/48	AS14080	Telmex Colombia S.A., CO	2801:19c:10::/44
2801:01c5:0100::/48	AS262191	COLUMBUS NETWORKS COLOMBIA, CO	2801:1c5:100::/40
2803:2f40:ffff::/48	AS36351	SOFTLAYER, US	2803:2f40::/32
2803:6606:4000::/34	AS28075	ARLINK S.A., AR	2803:6606::/31
2803:6606:4000::/48	AS28075	ARLINK S.A., AR	2803:6606::/31
2803:8700:0010::/48	AS25577	C4L-AS, GB	2803:8700::/31
2804:0558::/32	AS262509	-Reserved AS-, ZZ	2804:558::/32
2804:1d20::/32	AS264349	-Reserved AS-, ZZ	2804:1d20::/32
2804:1d20::/33	AS264349	-Reserved AS-, ZZ	2804:1d20::/32
2804:1d20:8000::/33	AS264349	-Reserved AS-, ZZ	2804:1d20::/32
2804:241c::/32	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c::/33	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c::/34	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:2000::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:4000::/34	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:4000::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:6000::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:8000::/33	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:8000::/34	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:8000::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:a000::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:c000::/34	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:c000::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:241c:e000::/35	AS264202	-Reserved AS-, ZZ	2804:241c::/32
2804:3cdc::/32	AS266239	-Reserved AS-, ZZ	2804:3cdc::/32
2804:3fa4::/33	AS265904	-Reserved AS-, ZZ	2804:3fa4::/32
2804:3fa4:8000::/33	AS265904	-Reserved AS-, ZZ	2804:3fa4::/32
2804:4154::/32	AS52806	-Reserved AS-, ZZ	2804:4154::/32
2804:4cc8::/32	AS267391	-Reserved AS-, ZZ	2804:4cc8::/32
2804:6c5c::/32	AS270463	-Reserved AS-, ZZ	2804:6c5c::/32
2804:6c5c::/33	AS270463	-Reserved AS-, ZZ	2804:6c5c::/32
2804:6c5c:8000::/33	AS270463	-Reserved AS-, ZZ	2804:6c5c::/32
2804:6dd8::/32	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:1000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:2000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:3000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:4000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:5000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:6000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:7000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:8000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:9000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:a000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:b000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:c000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:d000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dd8:e000::/36	AS270559	-Reserved AS-, ZZ	2804:6dd8::/32
2804:6dfc::/32	AS270568	-Reserved AS-, ZZ	2804:6dfc::/32
2804:7f3c::/32	AS271675	-Reserved AS-, ZZ	2804:7f3c::/32
2804:7f9c::/32	AS271698	-Reserved AS-, ZZ	2804:7f9c::/32
2804:806c::/32	AS271749	-Reserved AS-, ZZ	2804:806c::/32
2804:80a8::/32	AS271765	-Reserved AS-, ZZ	2804:80a8::/32
2804:80a8:0100::/40	AS271765	-Reserved AS-, ZZ	2804:80a8::/32
2804:81fc::/32	AS272490	-Reserved AS-, ZZ	2804:81fc::/32
2804:85a4::/32	AS272592	-Reserved AS-, ZZ	2804:85a4::/32
2804:86fc::/32	AS272680	-Reserved AS-, ZZ	2804:86fc::/32
2805:0f10:0f12::/48	AS262182	Media Networks Latin America SAC, PE	2805::/16
2805:0f10:0f13::/48	AS262182	Media Networks Latin America SAC, PE	2805::/16
2805:0f10:0f14::/48	AS262182	Media Networks Latin America SAC, PE	2805::/16
2c0f:f590::/32	AS36974	MTNCI-AS, CI	2c0f:f590::/29
fd57:a302:9620::/56	AS11492	CABLEONE, US	fc00::/7
fd57:a302:9620:0400::/56	AS11492	CABLEONE, US	fc00::/7

Report: Allocated and Unallocated IPv6 address blocks

Possible Bogus ASs

Bogus AS		Announcing-AS
AS22698	Announced by	AS52320	GlobeNet Cabos Submarinos Colombia, S.A.S., CO
AS29763	Announced by	AS7385	ABUL-14-7385, US
AS30037	Announced by	AS55002	DEFENSE-NET, US
AS37591	Announced by	AS37282	MAINONE, NG
AS52806	Announced by	AS31863	DACEN-2, US
AS53224	Announced by	AS28220	CABO SERVICOS DE TELECOMUNICACOES LTDA, BR
AS53722	Announced by	AS3257	GTT-BACKBONE GTT, US
AS53722	Announced by	AS17378	AS17378, US
AS53722	Announced by	AS22925	ALLIED-TELECOM, US
AS61570	Announced by	AS262773	PROXXIMA TELECOMUNICACOES SA, BR
AS63125	Announced by	AS6939	HURRICANE, US
AS64001	Announced by	AS45609	BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN
AS64011	Announced by	AS20057	ATT-MOBILITY-LLC-AS20057, US
AS64500	Announced by	AS13489	EPM Telecomunicaciones S.A. E.S.P., CO
AS64501	Announced by	AS64500	-Reserved AS-, ZZ
AS64512	Announced by	AS395886	KURUN-AS-, US
AS64515	Announced by	AS34108	BREEDBANDDELFT, NL
AS64516	Announced by	AS49788	NEXTHOP, NO
AS64519	Announced by	AS49788	NEXTHOP, NO
AS64577	Announced by	AS399772	YOTTABIT, CA
AS64613	Announced by	AS30844	LIQUID-AS, GB
AS64680	Announced by	AS64671	-Private Use AS-, ZZ
AS64701	Announced by	AS18106	VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG
AS64701	Announced by	AS18229	CTRLS-AS-IN CtrlS, IN
AS64712	Announced by	AS16960	Cablevision Red, S.A de C.V., MX
AS64713	Announced by	AS23693	TELKOMSEL-ASN-ID PT. Telekomunikasi Selular, ID
AS64751	Announced by	AS18106	VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG
AS64804	Announced by	AS64803	-Private Use AS-, ZZ
AS64901	Announced by	AS3573	ACCENTURE, US
AS64918	Announced by	AS9730	BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd, IN
AS64944	Announced by	AS45609	BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN
AS64951	Announced by	AS9730	BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd, IN
AS64995	Announced by	AS64990	-Private Use AS-, ZZ
AS64996	Announced by	AS64990	-Private Use AS-, ZZ
AS64999	Announced by	AS29465	VCG-AS, NG
AS65012	Announced by	AS14537	CL-1379-14537, US
AS65021	Announced by	AS53231	GRUPOHOST COMUNICACAO MULTIMIDIA LTDA, BR
AS65057	Announced by	AS14537	CL-1379-14537, US
AS65082	Announced by	AS18106	VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG
AS65086	Announced by	AS18106	VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG
AS65100	Announced by	AS2119	TELENOR-NEXTEL Telenor Norge AS, NO
AS65101	Announced by	AS45629	JASTEL-NETWORK-TH-AP JasTel Network International Gateway, TH
AS65199	Announced by	AS41164	GET-NO GET Norway, NO
AS65409	Announced by	AS6619	SAMSUNGSDS-AS-KR SamsungSDS Inc., KR
AS65495	Announced by	AS9304	HUTCHISON-AS-AP HGC Global Communications Limited, HK
AS65508	Announced by	AS12993	DEAC-AS, LV
AS65514	Announced by	AS13443	LINKEDIN, US
AS65536	Announced by	AS272783	NETWII TELECOM LTDA, BR
AS65540	Announced by	AS271	BCNET-AS, CA
AS65540	Announced by	AS42298	GCC-MPLS-PEERING GCC MPLS peering, QA
AS65556	Announced by	AS29046	RBK-AS, KZ
AS65564	Announced by	AS9255	CONNECTPLUS-AS Singapore Telecom, SG
AS65900	Announced by	AS11281	ROBLOX-CORPORATE, US
AS140712	Announced by	AS58715	EARTHTELECOMMUNICATION-AS EARTH TELECOMMUNICATION Pvt LTD., BD
AS140712	Announced by	AS132602	BANGLADESH-AS-AP Bangladesh Submarine Cable Company Limited BSCCL, BD
AS254455	Announced by	AS3816	COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
AS262509	Announced by	AS3356	LEVEL3, US
AS262509	Announced by	AS28220	CABO SERVICOS DE TELECOMUNICACOES LTDA, BR
AS264202	Announced by	AS61589	C. HOKI DA COSTA E CIA LTDA - ME, BR
AS264349	Announced by	AS14840	BR.Digital Provider, BR
AS264362	Announced by	AS16735	ALGAR TELECOM SA, BR
AS265904	Announced by	AS53202	Acesso10 Telecom, BR
AS266239	Announced by	AS268093	L F DO AMARAL EIRELI ME, BR
AS267391	Announced by	AS53062	GGNET TELECOM BACKBONE, BR
AS270463	Announced by	AS266143	UP LINK INTERNET BANDA LARGA, BR
AS270559	Announced by	AS10429	TELEFONICA BRASIL S.A, BR
AS270568	Announced by	AS52866	Iveloz Telecom, BR
AS271675	Announced by	AS53062	GGNET TELECOM BACKBONE, BR
AS271698	Announced by	AS266460	NetGo Telecomunicacoes do Brasil, BR
AS271749	Announced by	AS263966	WORLD WIFI TELECOMUNICACOES LTDA - ME, BR
AS271765	Announced by	AS272264	TELEFONICA BRASIL S.A, BR
AS272490	Announced by	AS3356	LEVEL3, US
AS272592	Announced by	AS264568	C & A NET INFORMATICA E INTERNET - ME, BR
AS272680	Announced by	AS268845	ITD Internet Ltda, BR
AS395282	Announced by	AS22652	FIBRENOIRE-INTERNET, CA
AS397327	Announced by	AS19108	SUDDENLINK-COMMUNICATIONS, US
AS399382	Announced by	AS269862	M & B Soluciones Peru S.A.C. FASTNET, PE
AS584195	Announced by	AS58419	DATAVAIL-IN Datavail Infotech Pvt Ltd, IN

Report: Advertisements with Bogus ASs in the AS Path

Report: Allocated and Reserved AS blocks

A version of this report is available using plain text tables.

Report produced at: Sat Dec 2 12:25:11 2023 AEST (cidr6 v2.0 - gih)