[apops] The CIDR Report
This report has been generated at Fri Dec 2 21:15:01 2022 AEST.
The report analyses the eBGP Routing Table at AS131072
and generates a report on aggregation potential within the table.
Check https://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
25-11-22938963 516789
26-11-22940186 517346
27-11-22940515 517735
28-11-22940812 511389
29-11-22940677 512448
30-11-22940621 513743
01-12-22940456 514713
02-12-22940651 515040
AS Summary
74070 Number of ASes in routing system
25768 Number of ASes announcing only one prefix
10772 Largest number of prefixes announced by an AS
AS8151 : Uninet S.A. de C.V., MX
211070720 Largest address span announced by an AS (/32s)
AS749 : DNIC-AS-00749, US
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 02Dec22 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 940215 515038 42517745.2% All ASes
AS8151 10772 1685 908784.4% Uninet S.A. de C.V., MX
AS9808 9138 1992 714678.2% CHINAMOBILE-CN China
Mobile Communications Group
Co., Ltd., CN
AS12479 6961 317 664495.4% UNI2-AS, ES
AS7545 5954 1445 450975.7% TPG-INTERNET-AP TPG
Telecom Limited, AU
AS39891 4010 125 388596.9% ALJAWWALSTC-AS, SA
AS8551 3977 199 377895.0% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS7155 3893 158 373595.9% VIASAT-SP-BACKBONE, US
AS6327 3528 87 344197.5% SHAW, CA
AS7713 3527 528 299985.0% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS16509 7678 4710 296838.7% AMAZON-02, US
AS22773 3699 1056 264371.5%
ASN-CXA-ALL-CCI-22773-RDC, US
AS4538 4977 2452 252550.7% ERX-CERNET-BKB China
Education and Research
Network Center, CN
AS9121 6418 3917 250139.0% TTNET, TR
AS7552 3615 1120 249569.0% VIETEL-AS-AP Viettel
Group, VN
AS9498 2562 256 230690.0% BBIL-AP BHARTI Airtel
Ltd., IN
AS45899 3380 1179 220165.1% VNPT-AS-VN VNPT Corp, VN
AS396982 2565 375 219085.4% GOOGLE-CLOUD-PLATFORM, US
AS11492 4547 2445 210246.2% CABLEONE, US
AS4755 2159 254 190588.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS12389 2944 1041 190364.6% ROSTELECOM-AS, RU
AS24560 2308 528 178077.1% AIRTELBROADBAND-AS-AP
Bharti Airtel Ltd., Telemedia
Services, IN
AS45090 2180 409 177181.2% TENCENT-NET-AP Shenzhen
Tencent Computer Systems
Company Limited, CN
AS20115 2248 504 174477.6% CHARTER-20115, US
AS4766 2533 813 172067.9% KIXS-AS-KR Korea Telecom,
KR
AS18403 1917 379 153880.2% FPT-AS-AP FPT Telecom
Company, VN
AS8452 1823 324 149982.2% TE-AS TE-AS, EG
AS2092341 915 142660.9%
CENTURYLINK-US-LEGACY-QWEST,
US
AS45609 1854 494 136073.4% BHARTI-MOBILITY-AS-AP
Bharti Airtel Ltd. AS for
GPRS Service, IN
AS6849 2201 910 129158.7% UKRTELNET, UA
AS13999 2132 848 128460.2% Mega Cable, S.A. de C.V.,
[apops] The CIDR Report
This report has been generated at Fri Dec 2 21:46:33 2022 AEST. The report analyses the BGP Routing Table as seen within AS131072 and generates a report on aggregation potential within the table. Check https://www.cidr-report.org/v6 for a current version of this report. Recent Table History Date PrefixesCIDR Agg 25-11-22167975 86184 26-11-22167653 86254 27-11-22167645 86633 28-11-22168128 86291 29-11-22168302 86013 30-11-22167619 86251 01-12-22167851 86382 02-12-22167991 86382 AS Summary 30172 Number of ASes in routing system 19366 Number of ASes announcing only one prefix 3896 Largest number of prefixes announced by an AS AS9808 : CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN 36318243520512 (/18.95) Largest address span announced by an AS (/64s) AS7922 : COMCAST-7922, US Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. --- 02Dec22 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 167866864408142648.5% All ASes AS9808 3896 311 358592.0% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS7552 21584 215499.8% VIETEL-AS-AP Viettel Group, VN AS45609 2378 477 190179.9% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS11172 1950 148 180292.4% Alestra, S. de R.L. de C.V., MX AS24547 1808 16 179299.1% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS45271 1877 227 165087.9% ICLNET-AS-AP Idea Cellular Limited, IN AS12479 1622 39 158397.6% UNI2-AS, ES AS28573 1697 205 149287.9% Claro NXT Telecomunicacoes Ltda, BR AS16509 2793 1554 123944.4% AMAZON-02, US AS39891 1299 88 121193.2% ALJAWWALSTC-AS, SA AS22773 1300 143 115789.0% ASN-CXA-ALL-CCI-22773-RDC, US AS32098 1256 128 112889.8% TRANSTELCO-INC, US AS17622 2337 1240 109746.9% CNCGROUP-GZ China Unicom Guangzhou network, CN AS62240 1144 59 108594.8% CLOUVIDER Clouvider - Global ASN, GB AS56046 1109 31 107897.2% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS17623 1473 426 104771.1% CNCGROUP-SZ China Unicom Shenzen network, CN AS56044 970 11 95998.9% CMNET-AS-LIAONING China Mobile communications corporation, CN AS38266 1191 297 89475.1% VODAFONE-IN Vodafone India Ltd., IN AS4808910 116 79487.3% CHINA169-BJ China Unicom Beijing Province Network, CN AS23674 7764 77299.5% NAYATEL-PK Nayatel Pvt Ltd, PK AS20115 1192 464 72861.1% CHARTER-20115, US AS56047 716 43 67394.0% CMNET-HUNAN-AP China Mobile communications corporation, CN AS11664 5897 58298.8% Techtel LMDS Comunicaciones Interactivas S.A., AR AS4134606 26 58095.7% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS18403 736 204 53272.3% FPT-AS-AP FPT Telecom Company, VN AS30036 647 165 48274.5%
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 18-Nov-22 -to- 01-Dec-22 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS20473534163 15.6% 156.0 -- AS-CHOOPA, US 2 - AS27901379538 11.1%3036.3 -- Pacifico Cable SPA., CL 3 - AS7602 109593 3.2%8430.2 -- SPT-AS-VN Sai gon Postel Corporation, VN 4 - AS202256 100225 2.9% 8.7 -- LAWLIETNET, CN 5 - AS26541059698 1.7%3511.6 -- JL INFORMATICA E TELECOM LTDA - ME, BR 6 - AS48695 45595 1.3% 106.3 -- ATHEEB-AS, SA 7 - AS38266 45488 1.3% 38.0 -- VODAFONE-IN Vodafone India Ltd., IN 8 - AS11172 42526 1.2% 10.4 -- Alestra, S. de R.L. de C.V., MX 9 - AS26349937980 1.1% 12660.0 -- Telecom Conectividade, BR 10 - AS28573 35436 1.0% 20.9 -- Claro NXT Telecomunicacoes Ltda, BR 11 - AS52257 35260 1.0% 71.4 -- Telconet S.A, EC 12 - AS26452533290 1.0%1447.4 -- Coelho Tecnologia, BR 13 - AS20813530269 0.9%3783.6 -- FLUEPKE-NET twitter.comfluepke, DE 14 - AS7545 29941 0.9% 22.6 -- TPG-INTERNET-AP TPG Telecom Limited, AU 15 - AS21203428702 0.8%3189.1 -- sclrnet.com research net, CA 16 - AS3573 25873 0.8% 49.8 -- ACCENTURE, US 17 - AS45271 24543 0.7% 13.1 -- ICLNET-AS-AP Idea Cellular Limited, IN 18 - AS13361323887 0.7% 11943.5 -- MTEL-AS MTel telecommunication company ltd., MO 19 - AS9829 23847 0.7% 46.9 -- BSNL-NIB National Internet Backbone, IN 20 - AS38082 23788 0.7%3398.3 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS27078521010 0.6% 21010.0 -- PRNET PROVEDOR DE INTERNET LTDA, BR 2 - AS20455013663 0.4% 13663.0 -- AAG-TESTLAB, AT 3 - AS26349937980 1.1% 12660.0 -- Telecom Conectividade, BR 4 - AS19180 12299 0.4% 12299.0 -- AMERICATEL PERU S.A., PE 5 - AS13361323887 0.7% 11943.5 -- MTEL-AS MTel telecommunication company ltd., MO 6 - AS20438211694 0.3% 11694.0 -- ANNATEL-, FR 7 - AS13679311039 0.3% 11039.0 -- MCN-AS-AP MACAU COMMUNICATION NETWORKS COMPANY LIMITED, MO 8 - AS20858421970 0.6% 10985.0 -- LOESBERG, NL 9 - AS49094 9126 0.3%9126.0 -- CHRONOS, TR 10 - AS7602 109593 3.2%8430.2 -- SPT-AS-VN Sai gon Postel Corporation, VN 11 - AS203024 7519 0.2%7519.0 -- FOXMODE did you know that foxes meow?, GB 12 - AS31649 7476 0.2%7476.0 -- RIPN-FDNS-RU-NYC, RU 13 - AS56808 6259 0.2%6259.0 -- ROSE-TELECOM, US 14 - AS150404 6018 0.2%6018.0 -- THUNDER-AS-AP Thunder Network Limited, HK 15 - AS20541411716 0.3%5858.0 -- MCN, GB 16 - AS14699211598 0.3%5799.0 -- COCONUT-AS-UK Coconut Networks Limited, HK 17 - AS24474 10566 0.3%5283.0 -- ASNPANYCAST Nepal Internet Exchange NP Anycast, NP 18 - AS31514 10438 0.3%5219.0 -- INF-NET-AS, RU 19 - AS41637 5151 0.1%5151.0 -- ROUTING-ANYCAST, DE 20 - AS208230 5053 0.1%5053.0 -- ANNINET, DE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 2 - 2404:3d00:41a8:: 22767 0.6% AS3573 -- ACCENTURE, US 3 - 2804:7160::/3221010 0.6% AS270785 -- PRNET PROVEDOR DE INTERNET LTDA, BR 4 - 2804:12cc:8000:: 19023 0.5% AS263499 -- Telecom Conectividade, BR 5 - 2804:12cc::/3318952 0.5% AS263499 -- Telecom Conectividade, BR 6 - 2804:20fc:1b00:: 18635 0.5% AS264525 -- Coelho Tecnologia, BR 7 - 2402:f800:df00:: 18271 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 8 - 2402:f800::/4818270 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 9 - 2402:f800::: 18268 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 10 - 2402:f800:cf00:: 18263 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 11 - 2402:f800:ff00:: 18259 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 12 - 2402:f800:ef00:: 18234 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 13 - 2804:4d48:4000:: 15903 0.4% AS53115 -- ISPX Solucoes em Telecomunicacoes SPE Ltda, BR 14 - 2a0a:2f40::/3214929 0.4% AS5385 -- RUSSMEDIA-IT, AT 15 - 2a0f:5385::/3214526 0.4% AS208135 -- FLUEPKE-NET twitter.comfluepke, DE 16 - 2a06:a005:d26::/ 13663 0.4% AS204550 -- AAG-TESTLAB, AT 17 - 2401:3280:1000:: 12819 0.3% AS133613 -- MTEL-AS MTel telecommunication company ltd., MO 18 - 2a0c:da04:14::/4 12552 0.3% AS202365 -- CHRONOS, TR 19 - 2001:1380:2000:: 12299 0
[apops] BGP Update Report
BGP Update Report Interval: 18-Nov-22 -to- 01-Dec-22 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS10796 1251101 5.8%1829.1 -- TWC-10796-MIDWEST, US 2 - AS33363 1198366 5.5%2908.7 -- BHN-33363, US 3 - AS20001 913470 4.2%3806.1 -- TWC-20001-PACWEST, US 4 - AS11427 800445 3.7%3605.6 -- TWC-11427-TEXAS, US 5 - AS11426 777540 3.6%3830.2 -- TWC-11426-CAROLINAS, US 6 - AS12271 714636 3.3%3883.9 -- TWC-12271-NYC, US 7 - AS11351 656812 3.0%3956.7 -- TWC-11351-NORTHEAST, US 8 - AS7843 532395 2.5%3348.4 -- TWC-7843-BB, US 9 - AS262673 330664 1.5%2778.7 -- VERO S.A, BR 10 - AS35908 276936 1.3%2387.4 -- VPLSNET, US 11 - AS12083 264510 1.2% 288.5 -- WOW-INTERNET, US 12 - AS7828 245186 1.1%4807.6 -- DRMSCPASN, US 13 - AS16509 196679 0.9% 36.0 -- AMAZON-02, US 14 - AS10838 195462 0.9%4072.1 -- OCEANIC-INTERNET-RR, US 15 - AS53087 188314 0.9%4006.7 -- TELY Ltda., BR 16 - AS39891 169453 0.8% 42.3 -- ALJAWWALSTC-AS, SA 17 - AS28665 137979 0.6%4927.8 -- Predlink Rede de Telecomuniccoes Ltda, BR 18 - AS19429 134550 0.6% 218.1 -- ETB - Colombia, CO 19 - AS11955 133143 0.6%3598.5 -- TWC-11955-ATLANTA, US 20 - AS262428 128743 0.6%3388.0 -- Link10 - Cataguases Net Ltda, BR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS210836 16782 0.1% 16782.0 -- ASTROPHAGE, US 2 - AS614659706 0.0%9706.0 -- MULTIMEDIOS SAPEM, AR 3 - AS478558024 0.0%8024.0 -- PRIME Moscow branch, RU 4 - AS2701427538 0.0%7538.0 -- Castor Networks Mexico s de rl, MX 5 - AS268632 47160 0.2%6737.1 -- CONNECTION LAN GAMES E INTERNET LTDA - ME, BR 6 - AS264162 16821 0.1%5607.0 -- NC BRASIL TELECOM E SERVICOS LTDA- ME, BR 7 - AS3960745455 0.0%5455.0 -- ONEIDACOUNTY-NY, US 8 - AS228995387 0.0%5387.0 -- UMICO, US 9 - AS364565369 0.0%5369.0 -- VELOCITYCU, US 10 - AS170515368 0.0%5368.0 -- PURDUEPHARMA, US 11 - AS195055367 0.0%5367.0 -- STARWOODVO-OOC, US 12 - AS185215359 0.0%5359.0 -- AMERICAN-CAMPUS-COMMUNITIES, US 13 - AS187995346 0.0%5346.0 -- TBD, US 14 - AS3959085329 0.0%5329.0 -- AMERICU-CREDITUNION, US 15 - AS150815321 0.0%5321.0 -- ASN-CROS-1, US 16 - AS184455316 0.0%5316.0 -- POLYONE-CORPORATION, US 17 - AS3980235314 0.0%5314.0 -- PVHMC-AS, US 18 - AS321725311 0.0%5311.0 -- RADICALMEDIA, US 19 - AS3960905309 0.0%5309.0 -- SEMINOLECOUNTY, US 20 - AS225365308 0.0%5308.0 -- TELERENT, US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 67.211.53.0/2424614 0.1% AS26405 -- HDCS, US 2 - 27.0.196.0/23 23847 0.1% AS59288 -- IDNIC-NETSENTRA-AS-ID PT Net Sentra Cyberindo, ID 3 - 209.236.92.0/22 18646 0.1% AS32798 -- USCONNECT-AS, US 4 - 27.131.3.0/24 17716 0.1% AS38753 -- SOLUSINDO-AS-ID Solusindo Bintang Pratama, PT, ID 5 - 45.70.84.0/22 17712 0.1% AS267593 -- B.B.S COMUNICACOES LTDA ME, BR 6 - 44.31.85.0/24 16782 0.1% AS210836 -- ASTROPHAGE, US 7 - 64.68.236.0/2216526 0.1% AS13904 -- COSLINK, US 8 - 209.22.66.0/2414668 0.1% AS2046 -- DNIC-AS-02046, US 9 - 209.22.67.0/2414654 0.1% AS2046 -- DNIC-AS-02046, US 10 - 69.1.34.0/24 10281 0.1% AS12083 -- WOW-INTERNET, US 11 - 24.214.211.0/24 10251 0.1% AS12083 -- WOW-INTERNET, US 12 - 24.96.10.0/24 10249 0.1% AS12083 -- WOW-INTERNET, US 13 - 207.98.179.0/24 10249 0.1% AS12083 -- WOW-INTERNET, US 14 - 24.42.236.0/2410225 0.1% AS12083 -- WOW-INTERNET, US 15 - 24.42.237.0/2410217 0.1% AS12083 -- WOW-INTERNET, US 16 - 69.73.101.0/2410196 0.1% AS12083 -- WOW-INTERNET, US 17 - 69.1.12.0/24 10182 0.0% AS12083 -- WOW-INTERNET, US 18 - 207.98.140.0/24 10176 0.0% AS12083 -- WOW-INTERNET, US 19 - 24.214.119.0/24 10144 0.0% AS12083 -- WOW-INTERNET, US 20 - 76.73.144.0/2410143 0.0% AS12083 -- WOW-INTERNET, US Details at http://bgpupdates.potaroo.net Copies of this report are mailed to: apops@apops.net ___ Go to the apops mailing list on Orbit -- orbit.apnic.net/mailing-list/apops@apops.net Explore orbit.apnic.net, where the APNIC community connect, discuss and share information related to Internet addressing and networking. To unsubscribe send an email to apops-le...@apops.net
[apops] Weekly Global IPv4 Routing Table Report
This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. Daily listings are sent to bgp-st...@lists.apnic.net. For historical data, please see https://thyme.apnic.net. If you have any comments please contact Philip Smith . IPv4 Routing Table Report 04:00 +10GMT Sat 03 Dec, 2022 BGP Table (Global) as seen in Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary BGP routing table entries examined: 916495 Prefixes after maximum aggregation (per Origin AS): 346331 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 443280 Total ASes present in the Internet Routing Table: 73865 Prefixes per ASN: 12.41 Origin-only ASes present in the Internet Routing Table: 63445 Origin ASes announcing only one prefix: 26042 Transit ASes present in the Internet Routing Table: 10420 Transit-only ASes present in the Internet Routing Table:416 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 55 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1005 Number of instances of unregistered ASNs: 1010 Number of 32-bit ASNs allocated by the RIRs: 40761 Number of 32-bit ASNs visible in the Routing Table: 33760 Prefixes from 32-bit ASNs in the Routing Table: 164587 Number of bogon 32-bit ASNs visible in the Routing Table:16 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:526 Number of addresses announced to Internet: 3063369856 Equivalent to 182 /8s, 151 /16s and 80 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 311275 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 239683 Total APNIC prefixes after maximum aggregation: 68244 APNIC Deaggregation factor:3.51 Prefixes being announced from the APNIC address blocks: 234521 Unique aggregates announced from the APNIC address blocks:97382 APNIC Region origin ASes present in the Internet Routing Table: 13128 APNIC Prefixes per ASN: 17.86 APNIC Region origin ASes announcing only one prefix: 3821 APNIC Region transit ASes present in the Internet Routing Table: 1756 Average APNIC Region AS path length visible:4.6 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8383 Number of APNIC addresses announced to Internet: 773709312 Equivalent to 46 /8s, 29 /16s and 222 /24s APNIC AS Blocks4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-151865 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary Prefixes being announced by ARIN Region ASes:267297 Total ARIN prefixes after maximum aggregation: 121921 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268818 Unique aggregates announced from the ARIN address blocks:129483 ARIN Region origin ASes present in the Internet Routing Table:19070 ARIN Prefixes per ASN:
