[apops] Weekly Routing Table Report
This is an automated weekly mailing describing the state of the Internet 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 http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith . Routing Table Report 04:00 +10GMT Sat 26 Jun, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary BGP routing table entries examined: 856006 Prefixes after maximum aggregation (per Origin AS): 323083 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 410634 Total ASes present in the Internet Routing Table: 71491 Prefixes per ASN: 11.97 Origin-only ASes present in the Internet Routing Table: 61485 Origin ASes announcing only one prefix: 25393 Transit ASes present in the Internet Routing Table: 10006 Transit-only ASes present in the Internet Routing Table:319 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 54 Max AS path prepend of ASN ( 48366) 51 Prefixes from unregistered ASNs in the Routing Table: 1118 Number of instances of unregistered ASNs: 1124 Number of 32-bit ASNs allocated by the RIRs: 36432 Number of 32-bit ASNs visible in the Routing Table: 30284 Prefixes from 32-bit ASNs in the Routing Table: 141003 Number of bogon 32-bit ASNs visible in the Routing Table:25 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:538 Number of addresses announced to Internet: 3040868480 Equivalent to 181 /8s, 63 /16s and 248 /24s Percentage of available address space announced: 82.1 Percentage of allocated address space announced: 82.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 285200 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 229936 Total APNIC prefixes after maximum aggregation: 65725 APNIC Deaggregation factor:3.50 Prefixes being announced from the APNIC address blocks: 225687 Unique aggregates announced from the APNIC address blocks:90258 APNIC Region origin ASes present in the Internet Routing Table: 11672 APNIC Prefixes per ASN: 19.34 APNIC Region origin ASes announcing only one prefix: 3329 APNIC Region transit ASes present in the Internet Routing Table: 1655 Average APNIC Region AS path length visible:4.5 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6843 Number of APNIC addresses announced to Internet: 774691840 Equivalent to 46 /8s, 44 /16s and 220 /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, 131072-147769 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:249491 Total ARIN prefixes after maximum aggregation: 113801 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 249455 Unique aggregates announced from the ARIN address blocks:118754 ARIN Region origin ASes present in the Internet Routing Table:18840 ARIN Prefixes per ASN:13.24 ARIN Regio
[apops] The CIDR Report
This report has been generated at Fri Jun 25 21:46:15 2021 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 18-06-21131248 70182 19-06-21131395 70268 20-06-21131413 70305 21-06-21131434 70319 22-06-21131564 69559 23-06-21130117 70403 24-06-21131494 70748 25-06-21131646 70748 AS Summary 26937 Number of ASes in routing system 18169 Number of ASes announcing only one prefix 3081 Largest number of prefixes announced by an AS AS11172: Alestra, S. de R.L. de C.V., MX 36318244831232 (/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. --- 25Jun21 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 131762707766098646.3% All ASes AS11172 3081 116 296596.2% Alestra, S. de R.L. de C.V., MX AS9808 2721 403 231885.2% CMNET-GD Guangdong Mobile Communication Co.Ltd., CN AS7552 19904 198699.8% VIETEL-AS-AP Viettel Group, VN AS45609 2137 296 184186.1% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS17622 2419 775 164468.0% CNCGROUP-GZ China Unicom Guangzhou network, CN AS12479 15654 156199.7% UNI2-AS, ES AS24547 1519 29 149098.1% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS22773 12678 125999.4% ASN-CXA-ALL-CCI-22773-RDC, US AS45271 1401 266 113581.0% ICLNET-AS-AP Idea Cellular Limited, IN AS28573 1203 136 106788.7% CLARO S.A., BR AS56046 1061 10 105199.1% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS17623 1499 470 102968.6% CNCGROUP-SZ China Unicom Shenzen network, CN AS39891 7969 78798.9% ALJAWWALSTC-AS, SA AS4808826 105 72187.3% CHINA169-BJ China Unicom Beijing Province Network, CN AS62240 699 35 66495.0% CLOUVIDER Clouvider - Global ASN, GB AS16509 1561 903 65842.2% AMAZON-02, US AS56044 656 10 64698.5% CMNET-AS-LIAONING China Mobile communications corporation, CN AS56047 630 41 58993.5% CMNET-HUNAN-AP China Mobile communications corporation, CN AS38266 840 302 53864.0% VODAFONE-IN Vodafone India Ltd., IN AS8376632 109 52382.8% Jordan Data Communications, JO AS4134536 40 49692.5% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS133612 693 208 48570.0% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS32098 870 433 43750.2% TRANSTELCO-INC, US AS17552 413 14 39996.6% TRUEONLINE-AS-AP True Online, TH AS20115 638 243 39561.9% CHARTER-20115, US AS30036 609 215 39464.7% MEDIACOM-ENTERPRISE-BUSINESS, US AS11664 3875 38298.7% Techtel LMDS Comunicaciones I
[apops] The CIDR Report
This report has been generated at Fri Jun 25 21:14:39 2021 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
18-06-21885584 478180
19-06-21885752 478561
20-06-21885886 478764
21-06-21886156 479067
22-06-21885891 480691
23-06-21886454 481304
24-06-21886681 481435
25-06-21886705 481552
AS Summary
71717 Number of ASes in routing system
25169 Number of ASes announcing only one prefix
8526 Largest number of prefixes announced by an AS
AS8151 : Uninet S.A. de C.V., MX
178481664 Largest address span announced by an AS (/32s)
AS8003 : GRS-DOD, 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').
--- 25Jun21 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 887228 481604 40562445.7% All ASes
AS8151 8526 1305 722184.7% Uninet S.A. de C.V., MX
AS12479 6756 1122 563483.4% UNI2-AS, ES
AS9808 7847 2467 538068.6% CMNET-GD Guangdong Mobile
Communication Co.Ltd., CN
AS7545 5803 734 506987.4% TPG-INTERNET-AP TPG
Telecom Limited, AU
AS47331 7839 3509 433055.2% TTNET, TR
AS7155 4027 154 387396.2% VIASAT-SP-BACKBONE, US
AS7713 3529 63 346698.2% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS7552 3515 109 340696.9% VIETEL-AS-AP Viettel
Group, VN
AS22773 3957 584 337385.2%
ASN-CXA-ALL-CCI-22773-RDC, US
AS6327 3359 108 325196.8% SHAW, CA
AS39891 3267 42 322598.7% ALJAWWALSTC-AS, SA
AS8551 3351 570 278183.0% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS4538 4908 2282 262653.5% ERX-CERNET-BKB China
Education and Research
Network Center, CN
AS11492 4781 2558 222346.5% CABLEONE, US
AS16509 5202 3126 207639.9% AMAZON-02, US
AS9498 2358 398 196083.1% BBIL-AP BHARTI Airtel
Ltd., IN
AS12389 2909 1036 187364.4% ROSTELECOM-AS, RU
AS4755 2110 331 177984.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS45090 2114 372 174282.4% CNNIC-TENCENT-NET-AP
Shenzhen Tencent Computer
Systems Company Limited, CN
AS9394 1767 41 172697.7% CTTNET China TieTong
Telecommunications
Corporation, CN
AS18403 1832 142 169092.2% FPT-AS-AP The Corporation
for Financing & Promoting
Technology, VN
AS20115 2169 504 166576.8% CHARTER-20115, US
AS4766 2441 785 165667.8% KIXS-AS-KR Korea Telecom,
KR
AS45899 2950 1361 158953.9% VNPT-AS-VN VNPT Corp, VN
AS11830 2509 947 156262.3% Instituto Costarricense
de Electricidad y Telecom.,
CR
AS18566 1976 460 151676.7% MEGAPATH5-, US
AS24560 1934 467 146775.9% AIRTELBROADBAND-AS-AP
Bharti Airtel Ltd., Telemedia
Services, IN
AS2092534 1157 137754.3%
CENTURYLINK-US-LEGACY-QWEST,
US
AS20940 3648 2382
[apops] BGP Update Report
BGP Update Report Interval: 10-Jun-21 -to- 24-Jun-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS12696 287695 3.0% 14384.8 -- AXA-TECH Paris, FR 2 - AS37113 244734 2.5%3178.4 -- tangerine-ug-as, UG 3 - AS40065 200427 2.1% 369.1 -- CNSERVERS, US 4 - AS33548 158642 1.6%8813.4 -- UNWIRED-NOC, US 5 - AS16509 148510 1.5% 83.2 -- AMAZON-02, US 6 - AS21859 128757 1.3% 205.7 -- ZNET, US 7 - AS7643 103272 1.1%1588.8 -- VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT), VN 8 - AS17794 85956 0.9%6139.7 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 9 - AS754580514 0.8% 14.1 -- TPG-INTERNET-AP TPG Telecom Limited, AU 10 - AS982975944 0.8% 52.3 -- BSNL-NIB National Internet Backbone, IN 11 - AS58424 74809 0.8%1968.7 -- XINWEITELECOM-KH # 3BEo, Sangkat Beoun Prolit, Khan 7Makara, Phnom Penh., KH 12 - AS47331 74001 0.8% 20.0 -- TTNET, TR 13 - AS36903 73762 0.8% 66.6 -- MT-MPLS, MA 14 - AS815172372 0.8% 16.0 -- Uninet S.A. de C.V., MX 15 - AS10620 71341 0.7% 24.8 -- Telmex Colombia S.A., CO 16 - AS58224 69707 0.7% 44.0 -- TCI, IR 17 - AS39891 68711 0.7% 21.0 -- ALJAWWALSTC-AS, SA 18 - AS605766217 0.7% 279.4 -- Administracion Nacional de Telecomunicaciones, UY 19 - AS47730 64428 0.7% 32214.0 -- JEANDELESTRE, FR 20 - AS22047 63709 0.7% 13.3 -- VTR BANDA ANCHA S.A., CL TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS829134848 0.4% 34848.0 -- RSNET-AS RSNET, RU 2 - AS47730 64428 0.7% 32214.0 -- JEANDELESTRE, FR 3 - AS26405 38399 0.4% 19199.5 -- HDCS, US 4 - AS12696 287695 3.0% 14384.8 -- AXA-TECH Paris, FR 5 - AS262179 27514 0.3%9171.3 -- Telenetwork de El Salvador, SV 6 - AS33548 158642 1.6%8813.4 -- UNWIRED-NOC, US 7 - AS3939187423 0.1%7423.0 -- BARNSTABLECOUNTY, US 8 - AS1364406210 0.1%6210.0 -- SASPL-AS-AP Sungard Availability Services (India) Private Limited, IN 9 - AS17794 85956 0.9%6139.7 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 10 - AS394545 15045 0.1%5015.0 -- WRIKE-AS, US 11 - AS20101 28592 0.3%4765.3 -- MICHWAVE, US 12 - AS18117 18695 0.2%4673.8 -- HARBOURMSP-AU-AP NTT Communications ICT Solutions, AU 13 - AS454944324 0.0%4324.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 14 - AS3953488157 0.1%4078.5 -- DATASPINDLE, US 15 - AS147103721 0.0%3721.0 -- ASN-CXA-OM-14710-CBS, US 16 - AS37044 47728 0.5%3181.9 -- Tangerine-AS, KE 17 - AS37113 244734 2.5%3178.4 -- tangerine-ug-as, UG 18 - AS451333027 0.0%3027.0 -- SINGAPORE-POLYTECHNIC-AS-AP Singapore Polytechnic, SG 19 - AS289335046 0.1%2523.0 -- LTFE-AS, SI 20 - AS375482154 0.0%2154.0 -- ARPCE, CG TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 67.211.53.0/2438393 0.4% AS26405 -- HDCS, US 2 - 95.173.129.0/24 34848 0.3% AS8291 -- RSNET-AS RSNET, RU 3 - 45.148.160.0/24 32241 0.3% AS47730 -- JEANDELESTRE, FR 4 - 45.148.160.0/22 32187 0.3% AS47730 -- JEANDELESTRE, FR 5 - 64.68.236.0/2230514 0.3% AS13904 -- COSLINK, US 6 - 202.45.88.0/2428649 0.3% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 7 - 203.145.78.0/24 28634 0.3% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 8 - 203.145.74.0/24 28633 0.3% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 9 - 168.243.93.0/24 27489 0.3% AS262179 -- Telenetwork de El Salvador, SV 10 - 64.192.1.0/24 27226 0.3% AS33548 -- UNWIRED-NOC, US 11 - 64.192.2.0/24 27143 0.3% AS33548 -- UNWIRED-NOC, US 12 - 64.192.0.0/24 27025 0.3% AS33548 -- UNWIRED-NOC, US 13 - 64.192.3.0/24 26781 0.3% AS33548 -- UNWIRED-NOC, US 14 - 37.153.112.0/21 25477 0.2% AS26464 -- JOYENT-INC-, US 15 - 64.192.4.0/24 25212 0.2% AS33548 -- UNWIRED-NOC, US 16 - 64.192.5.0/24 25184 0.2% AS33548 -- UNWIRED-NOC, US 17 - 99.194.200.0/22 18920 0.2% AS22561 -- CENTURYLINK-LEGACY-LIGHTCORE, US 18 - 118.127.80.0/22 18663 0.2% AS18117 -- HARBOURMSP-AU-AP NTT Communications ICT Solutions, AU 19 - 216.238.254.0/23 18652 0.2% AS13904 -- COSLINK, US 20 - 150.196.155.0/24 16760 0.2% AS1541 -- DNIC-ASBLK-01534-01546, US Details at http://bgpupdates.potaroo.net Copi
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 10-Jun-21 -to- 24-Jun-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS184031808410 30.1%2057.3 -- FPT-AS-AP The Corporation for Financing & Promoting Technology, VN 2 - AS20473336601 5.6% 77.4 -- AS-CHOOPA, US 3 - AS141776 325499 5.4% 13020.0 -- BAOSHUO-AS-AP Baoshuo Network, CN 4 - AS263390 285431 4.8% 12410.0 -- FNT Telecomunicacoes e acesso a redes de Internet, BR 5 - AS35048276019 4.6%6133.8 -- BITERIKA-AS, RU 6 - AS28573173106 2.9% 137.8 -- CLARO S.A., BR 7 - AS27951138283 2.3%2560.8 -- Media Commerce Partners S.A, CO 8 - AS14080127201 2.1%1272.0 -- Telmex Colombia S.A., CO 9 - AS49223107884 1.8%5993.6 -- EVEREST-AS, UA 10 - AS20590892284 1.5% 15380.7 -- PETERCXY-NETWORKS PeterCxy Networks, DE 11 - AS10620 88806 1.5% 830.0 -- Telmex Colombia S.A., CO 12 - AS26611 86182 1.4%3191.9 -- COMCEL S.A., CO 13 - AS26329271196 1.2%5476.6 -- L E M TELECOMUNICACOES LTDA -ME, BR 14 - AS23688 67783 1.1% 858.0 -- LINK3-TECH-AS-BD-AP Link3 Technologies Ltd., BD 15 - AS24429 66332 1.1%7370.2 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 16 - AS13142960227 1.0% 149.4 -- MOBIFONE-AS-VN MOBIFONE Corporation, VN 17 - AS13644047824 0.8% 47824.0 -- SASPL-AS-AP Sungard Availability Services (India) Private Limited, IN 18 - AS12208 44427 0.7%2468.2 -- TRUVISTA, US 19 - AS19551 41844 0.7% 77.2 -- INCAPSULA, US 20 - AS26309639735 0.7% 39735.0 -- Inorpel Ind. Nordestina de Prod. Eletricos Ltda., BR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS13644047824 0.8% 47824.0 -- SASPL-AS-AP Sungard Availability Services (India) Private Limited, IN 2 - AS26309639735 0.7% 39735.0 -- Inorpel Ind. Nordestina de Prod. Eletricos Ltda., BR 3 - AS46050 23102 0.4% 23102.0 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 4 - AS59151 21927 0.4% 21927.0 -- IDNIC-JOGJAPROV-AS-ID Bidang Layanan Teknologi dan Informasi Dinas Perhubungan, ID 5 - AS31514 38784 0.6% 19392.0 -- INF-NET-AS, RU 6 - AS26763818314 0.3% 18314.0 -- Wind Telecomunicacao do Brasil Ltda - ME, BR 7 - AS20590892284 1.5% 15380.7 -- PETERCXY-NETWORKS PeterCxy Networks, DE 8 - AS26827513661 0.2% 13661.0 -- GOOD TELECOM PROVEDOR DE INTERNET LTDA, BR 9 - AS141776 325499 5.4% 13020.0 -- BAOSHUO-AS-AP Baoshuo Network, CN 10 - AS263390 285431 4.8% 12410.0 -- FNT Telecomunicacoes e acesso a redes de Internet, BR 11 - AS26639034190 0.6% 11396.7 -- Tajo Tecnologia Ltda, BR 12 - AS32629 21220 0.3% 10610.0 -- CITY-OF-CHARLOTTE-ASN, US 13 - AS20878910130 0.2% 10130.0 -- SENAT-AS, FR 14 - AS203974 9661 0.2%9661.0 -- ADS, RO 15 - AS39895118690 0.3%9345.0 -- THOUGHTWAVEDIRECT, US 16 - AS51275 9214 0.1%9214.0 -- VIACOMKFT, HU 17 - AS42120 9210 0.1%9210.0 -- MODIT, HU 18 - AS39673 9208 0.1%9208.0 -- PL-NAKIGOTO, PL 19 - AS199410 9208 0.1%9208.0 -- ASN-TMF, PL 20 - AS48992 9186 0.1%9186.0 -- ALKM-AS, PL TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2400:dc40::/3247824 0.7% AS136440 -- SASPL-AS-AP Sungard Availability Services (India) Private Limited, IN 2 - 2804:4d60::/3239735 0.6% AS263096 -- Inorpel Ind. Nordestina de Prod. Eletricos Ltda., BR 3 - 2404:2280:106::/ 35977 0.5% AS24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 4 - 2804:371c:8000:: 34186 0.5% AS266390 -- Tajo Tecnologia Ltda, BR 5 - 2a0e:b107:2f0::/ 31862 0.5% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 6 - 2a06:e881:2502:: 31485 0.5% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 7 - 2405:4000:800:8: 29662 0.4% AS38082 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 8 - 2a0e:b107:2f0::/ 28919 0.4% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 9 - 2801:1b6::/44 25896 0.4% AS27951 -- Media Commerce Partners S.A, CO 10 - 2801:174:3::/48 25879 0.4% AS27951 -- Media Commerce Partners S.A, CO 11 - 2404:2280:147::/ 25784 0.4% AS24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 12 - 2801:17:4800::/4 25461 0.4% AS27951 -- Media Commerce Partners S.A, CO 13 - 2801:172:2::/48 23465 0.3% AS27951 -- Media Commerce Partners S.A, CO 14 - 2001:df5:d200::/ 23102 0.3% AS46050 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 15 - 2606:5580:4000::
