[apops] The CIDR Report
This report has been generated at Fri Jul 15 21:14:59 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 08-07-22924681 513156 09-07-22923920 513749 10-07-22925192 513717 11-07-22924915 513238 12-07-22925093 513923 13-07-22925447 513597 14-07-22925800 516049 15-07-22926392 515225 AS Summary 73645 Number of ASes in routing system 25715 Number of ASes announcing only one prefix 10745 Largest number of prefixes announced by an AS AS8151 : Uninet S.A. de C.V., MX 211378688 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'). --- 15Jul22 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 926480 515530 41095044.4% All ASes AS8151 10745 1829 891683.0% Uninet S.A. de C.V., MX AS9808 9016 1867 714979.3% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS12479 6883 341 654295.0% UNI2-AS, ES AS39891 4005 131 387496.7% ALJAWWALSTC-AS, SA AS8551 4008 227 378194.3% BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL AS7155 3903 158 374596.0% VIASAT-SP-BACKBONE, US AS7545 5913 2709 320454.2% TPG-INTERNET-AP TPG Telecom Limited, AU AS7713 3510 526 298485.0% TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID AS6327 3437 489 294885.8% SHAW, CA AS9121 6889 4138 275139.9% TTNET, TR AS4538 4931 2302 262953.3% ERX-CERNET-BKB China Education and Research Network Center, CN AS16509 6787 4211 257638.0% AMAZON-02, US AS45899 3509 993 251671.7% VNPT-AS-VN VNPT Corp, VN AS7552 3570 1091 247969.4% VIETEL-AS-AP Viettel Group, VN AS9498 2428 262 216689.2% BBIL-AP BHARTI Airtel Ltd., IN AS11492 4510 2373 213747.4% CABLEONE, US AS396982 2512 424 208883.1% GOOGLE-CLOUD-PLATFORM, US AS22773 3913 1945 196850.3% ASN-CXA-ALL-CCI-22773-RDC, US AS12389 2930 1057 187363.9% ROSTELECOM-AS, RU AS45090 2174 407 176781.3% TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Limited, CN AS24560 2119 506 161376.1% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services, IN AS4766 2490 881 160964.6% KIXS-AS-KR Korea Telecom, KR AS4755 2123 557 156673.8% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN AS18403 1886 377 150980.0% FPT-AS-AP FPT Telecom Company, VN AS8452 1769 262 150785.2% TE-AS TE-AS, EG AS6849 2784 1278 150654.1% UKRTELNET, UA AS2092380 1062 131855.4% CENTURYLINK-US-LEGACY-QWEST, US AS45609 1806 497 130972.5% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS56046 1374 119 125591.3% CMNET-JIANGSU-AP China Mobile communications
[apops] BGP Update Report
BGP Update Report Interval: 01-Jul-22 -to- 14-Jul-22 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23829 348163 3.8% 38684.8 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 2 - AS16509 183922 2.0% 90.7 -- AMAZON-02, US 3 - AS12389 181430 2.0% 63.9 -- ROSTELECOM-AS, RU 4 - AS49392 115705 1.3% 494.5 -- ASBAXETN, RU 5 - AS982997967 1.1% 61.9 -- BSNL-NIB National Internet Backbone, IN 6 - AS563989208 1.0% 691.5 -- Telecommunication Services of Trinidad and Tobago, TT 7 - AS771388793 1.0% 26.0 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 8 - AS36903 87305 0.9% 87.1 -- MT-MPLS, MA 9 - AS671373540 0.8% 144.2 -- IAM-AS, MA 10 - AS684967213 0.7% 24.0 -- UKRTELNET, UA 11 - AS815163332 0.7% 7.9 -- Uninet S.A. de C.V., MX 12 - AS19429 57764 0.6% 85.6 -- ETB - Colombia, CO 13 - AS398343 55957 0.6% 527.9 -- BAXET-GROUP, US 14 - AS812 54405 0.6% 70.9 -- ROGERS-COMMUNICATIONS, CA 15 - AS58224 50005 0.5% 27.6 -- TCI, IR 16 - AS142147863 0.5%1087.8 -- WANSECURITY, US 17 - AS12479 46233 0.5% 6.6 -- UNI2-AS, ES 18 - AS14203 45058 0.5% 15019.3 -- JUNIPER-NETWORKS, US 19 - AS45271 40762 0.4% 58.4 -- ICLNET-AS-AP Idea Cellular Limited, IN 20 - AS30036 38294 0.4% 22.7 -- MEDIACOM-ENTERPRISE-BUSINESS, US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS23829 348163 3.8% 38684.8 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 2 - AS394180 31726 0.3% 31726.0 -- DIGITALSYSTEM, US 3 - AS271221 27520 0.3% 27520.0 -- Eleve Telecom Provedor de Internet Eireli, BR 4 - AS26405 25986 0.3% 25986.0 -- HDCS, US 5 - AS270142 18576 0.2% 18576.0 -- Castor Networks Mexico s de rl, MX 6 - AS137014 17699 0.2% 17699.0 -- INTERWOOD-AS-AP Interwood Mobel Pvt Ltd, PK 7 - AS28937 16785 0.2% 16785.0 -- ENERGIT-AS ENERGIT MAIN AS, IT 8 - AS263947 32884 0.4% 16442.0 -- VirtualSpace Telecom, BR 9 - AS14203 45058 0.5% 15019.3 -- JUNIPER-NETWORKS, US 10 - AS133419055 0.1%9055.0 -- TRANQUILITY, US 11 - AS17794 24935 0.3%8311.7 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 12 - AS1326958099 0.1%8099.0 -- OPTIM-AS-AP Optimation New Zealand Limited, NZ 13 - AS264328 31126 0.3%5187.7 -- Eclipse Telecom, BR 14 - AS1994634933 0.1%4933.0 -- NFC-AS, RU 15 - AS454944899 0.1%4899.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 16 - AS1497172889 0.0%2889.0 -- IDNIC-TCON-AS-ID PT Trans Koneksi Nusantara, ID 17 - AS445802768 0.0%2768.0 -- ARECA-BUSINESS-CENTER-AS, RO 18 - AS136961 16204 0.2%2700.7 -- APOLLOGLOBAL-AS-AP Apollo Global Corporation, PH 19 - AS268868 18118 0.2%2588.3 -- INTERSERV TELECOM - EIRELI, BR 20 - AS1411962434 0.0%2434.0 -- DICT-AS-AP DEPARTMENT OF INFORMATION AND COMMUNICATION TECHNOLOGY, PH TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.16.156.0/24 39005 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 2 - 202.16.155.0/24 38914 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 3 - 202.16.159.0/24 38894 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 4 - 202.87.237.0/24 38595 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 5 - 202.87.232.0/24 38563 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 6 - 202.87.235.0/24 38552 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 7 - 202.87.233.0/24 38551 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 8 - 202.87.234.0/24 38551 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 9 - 202.87.236.0/24 38538 0.4% AS23829 -- MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION, JP 10 - 138.255.14.0/23 32768 0.3% AS263947 -- VirtualSpace Telecom, BR 11 - 192.207.62.0/24 31726 0.3% AS394180 -- DIGITALSYSTEM, US 12 - 138.122.48.0/22 31041 0.3% AS264328 -- Eclipse Telecom, BR 13 - 91.82.90.0/23 29674 0.3% AS12301 -- INVITECH, HU 14 - 179.49.248.0/22 27520 0.3% AS271221 -- Eleve Telecom Provedor de Internet Eireli, BR 15 - 67.211.53.0/2425986 0.3% AS26405 -- HDCS, US 16 - 208.184.90.0/23 22552 0.2% AS14203 -- JUNIPER-NETWORKS, US 17 - 12.0.126.0/23 22504 0.2% AS14203 -- JUNIPER-NETWORKS, US 18 - 66.250.244.0/24
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 01-Jul-22 -to- 14-Jul-22 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS204731008039 29.1% 206.6 -- AS-CHOOPA, US 2 - AS55303340009 9.8% 693.9 -- EAGLENET-AP 60 Market Square,P.O. Box 364, PH 3 - AS58810339995 9.8% 699.6 -- IZUSCOLTD-BN Britannia House,22,2nd Floor,Cator Road, BN 4 - AS7602 101645 2.9%7818.8 -- SPT-AS-VN Saigon Postel Corporation, VN 5 - AS19180 49674 1.4% 24837.0 -- AMERICATEL PERU S.A., PE 6 - AS9009 48201 1.4% 267.8 -- M247, GB 7 - AS26349938450 1.1% 12816.7 -- Telecom Conectividade, BR 8 - AS3573 36771 1.1% 80.3 -- ACCENTURE, US 9 - AS21203433929 1.0%4241.1 -- sclrnet.com research net, FR 10 - AS52257 32852 0.9% 50.3 -- Telconet S.A, EC 11 - AS26452526640 0.8%1210.9 -- Coelho Tecnologia, BR 12 - AS32629 25906 0.8% 12953.0 -- CITY-OF-CHARLOTTE-ASN, US 13 - AS45271 25858 0.8% 13.9 -- ICLNET-AS-AP Idea Cellular Limited, IN 14 - AS38082 24956 0.7%3565.1 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 15 - AS17622 24643 0.7% 7.2 -- CNCGROUP-GZ China Unicom Guangzhou network, CN 16 - AS60982 23557 0.7%7852.3 -- WARPCON-AS, RO 17 - AS31514 22485 0.7% 11242.5 -- INF-NET-AS, RU 18 - AS41609 20254 0.6% 10127.0 -- AID-AS SFANTU ILIE, COM. SCHEIA, JUD. SUCEAVA, RO 19 - AS7552 20185 0.6% 9.3 -- VIETEL-AS-AP Viettel Group, VN 20 - AS42385 20086 0.6% 956.5 -- RIPN-, RU TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS19180 49674 1.4% 24837.0 -- AMERICATEL PERU S.A., PE 2 - AS20437817366 0.5% 17366.0 -- WAVESQUID, AU 3 - AS21056415743 0.5% 15743.0 -- SWANTZTER-AS, SE 4 - AS32629 25906 0.8% 12953.0 -- CITY-OF-CHARLOTTE-ASN, US 5 - AS14699212894 0.4% 12894.0 -- COCONUT-AS-UK Coconut Networks Limited, HK 6 - AS26349938450 1.1% 12816.7 -- Telecom Conectividade, BR 7 - AS20698112732 0.4% 12732.0 -- Teritum Development, GB 8 - AS31514 22485 0.7% 11242.5 -- INF-NET-AS, RU 9 - AS20397411018 0.3% 11018.0 -- ADS, RO 10 - AS41609 20254 0.6% 10127.0 -- AID-AS SFANTU ILIE, COM. SCHEIA, JUD. SUCEAVA, RO 11 - AS28045 16825 0.5%8412.5 -- PACO Telecomunicaciones, DO 12 - AS60982 23557 0.7%7852.3 -- WARPCON-AS, RO 13 - AS7602 101645 2.9%7818.8 -- SPT-AS-VN Saigon Postel Corporation, VN 14 - AS31649 6721 0.2%6721.0 -- RIPN-FDNS-RU-NYC, RU 15 - AS203765 5887 0.2%5887.0 -- ASN-PRONETEUS, PL 16 - AS50188 5861 0.2%5861.0 -- KOLNET, PL 17 - AS12486 5505 0.2%5505.0 -- TELEYEMEN Sanaa, YE 18 - AS204914 8908 0.3%4454.0 -- LABIXE, GB 19 - AS21203433929 1.0%4241.1 -- sclrnet.com research net, FR 20 - AS267789 8074 0.2%4037.0 -- TOP COMUNICATIONS ESTEGIA C.A., VE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2620:0:2f0::/48 25902 0.7% AS32629 -- CITY-OF-CHARLOTTE-ASN, US 2 - 2405:4000:800:8: 24928 0.7% AS38082 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 3 - 2001:1380:2000:: 24843 0.7% AS19180 -- AMERICATEL PERU S.A., PE 4 - 2001:1380::/3724831 0.7% AS19180 -- AMERICATEL PERU S.A., PE 5 - 2a00:4087::/3219229 0.5% AS41609 -- AID-AS SFANTU ILIE, COM. SCHEIA, JUD. SUCEAVA, RO 6 - 2804:12cc::/3319224 0.5% AS263499 -- Telecom Conectividade, BR 7 - 2804:12cc:8000:: 19221 0.5% AS263499 -- Telecom Conectividade, BR 8 - 2804:20fc:1b00:: 18422 0.5% AS264525 -- Coelho Tecnologia, BR 9 - 2a02:ee80:402c:: 17873 0.5% AS3573 -- ACCENTURE, US 10 - 2a0c:3800:300::/ 17366 0.5% AS204378 -- WAVESQUID, AU 11 - 2402:f800:ef00:: 16955 0.5% AS7602 -- SPT-AS-VN Saigon Postel Corporation, VN 12 - 2402:f800::: 16941 0.5% AS7602 -- SPT-AS-VN Saigon Postel Corporation, VN 13 - 2402:f800::/4816938 0.5% AS7602 -- SPT-AS-VN Saigon Postel Corporation, VN 14 - 2402:f800:cf00:: 16929 0.5% AS7602 -- SPT-AS-VN Saigon Postel Corporation, VN 15 - 2402:f800:ff00:: 16929 0.5% AS7602 -- SPT-AS-VN Saigon Postel Corporation, VN 16 - 2402:f800:df00:: 16924 0.5% AS7602 -- SPT-AS-VN Saigon Postel Corporation, VN 17 - 2404:3d00:41a8:: 1 0.4% AS3573 -- ACCENTURE, US 18 - 2001:67c:20fc::/ 15743 0.4% AS210564 -- SWANTZTER-AS, SE 19 - 2a05:3181::/3214340 0.4% AS31514 -- INF-NET-AS, RU 20 - 2a0c:e643:1984:: 12894 0.3%
[apops] The CIDR Report
This report has been generated at Fri Jul 15 21:46:16 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 08-07-22158582 85250 09-07-22158625 85328 10-07-22158775 85275 11-07-22158718 85509 12-07-22158871 85585 13-07-22159077 85605 14-07-22159018 86394 15-07-22159281 86394 AS Summary 29224 Number of ASes in routing system 18976 Number of ASes announcing only one prefix 3883 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 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. --- 15Jul22 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 159407864437296445.8% All ASes AS11172 3883 144 373996.3% Alestra, S. de R.L. de C.V., MX AS9808 3518 989 252971.9% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS7552 21675 216299.8% VIETEL-AS-AP Viettel Group, VN AS45609 2266 463 180379.6% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS12479 16174 161399.8% UNI2-AS, ES AS45271 1816 290 152684.0% ICLNET-AS-AP Idea Cellular Limited, IN AS28573 1511 174 133788.5% Claro NXT Telecomunicacoes Ltda, BR AS22773 1253 32 122197.4% ASN-CXA-ALL-CCI-22773-RDC, US AS39891 1272 85 118793.3% ALJAWWALSTC-AS, SA AS17622 2377 1319 105844.5% CNCGROUP-GZ China Unicom Guangzhou network, CN AS62240 1115 63 105294.3% CLOUVIDER Clouvider - Global ASN, GB AS32098 1134 148 98686.9% TRANSTELCO-INC, US AS16509 2274 1328 94641.6% AMAZON-02, US AS56046 1100 226 87479.5% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS17623 1438 594 84458.7% CNCGROUP-SZ China Unicom Shenzen network, CN AS4808903 118 78586.9% CHINA169-BJ China Unicom Beijing Province Network, CN AS24547 1649 872 77747.1% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS38266 1070 338 73268.4% VODAFONE-IN Vodafone India Ltd., IN AS18403 859 179 68079.2% FPT-AS-AP FPT Telecom Company, VN AS20115 1120 453 66759.6% CHARTER-20115, US AS4134603 63 54089.6% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS56047 644 117 52781.8% CMNET-HUNAN-AP China Mobile communications corporation, CN AS11664 5296 52398.9% Techtel LMDS Comunicaciones Interactivas S.A., AR AS17853 4513 44899.3% LGTELECOM-AS-KR LGTELECOM, KR AS133612 672 240 43264.3% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS24445 464 39 42591.6% CMNET-V4HENAN-AS-AP Henan Mobile Communications
[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 16 Jul, 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: 903985 Prefixes after maximum aggregation (per Origin AS): 340529 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 436712 Total ASes present in the Internet Routing Table: 73410 Prefixes per ASN: 12.31 Origin-only ASes present in the Internet Routing Table: 62998 Origin ASes announcing only one prefix: 25897 Transit ASes present in the Internet Routing Table: 10412 Transit-only ASes present in the Internet Routing Table:394 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 997 Number of instances of unregistered ASNs: 1003 Number of 32-bit ASNs allocated by the RIRs: 39806 Number of 32-bit ASNs visible in the Routing Table: 33002 Prefixes from 32-bit ASNs in the Routing Table: 157135 Number of bogon 32-bit ASNs visible in the Routing Table:34 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:508 Number of addresses announced to Internet: 3068125568 Equivalent to 182 /8s, 223 /16s and 225 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 307132 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 235779 Total APNIC prefixes after maximum aggregation: 67031 APNIC Deaggregation factor:3.52 Prefixes being announced from the APNIC address blocks: 230860 Unique aggregates announced from the APNIC address blocks:95675 APNIC Region origin ASes present in the Internet Routing Table: 12788 APNIC Prefixes per ASN: 18.05 APNIC Region origin ASes announcing only one prefix: 3699 APNIC Region transit ASes present in the Internet Routing Table: 1752 Average APNIC Region AS path length visible:4.7 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8008 Number of APNIC addresses announced to Internet: 773002240 Equivalent to 46 /8s, 19 /16s and 20 /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:263982 Total ARIN prefixes after maximum aggregation: 120677 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 264214 Unique aggregates announced from the ARIN address blocks:127163 ARIN Region origin ASes present in the Internet Routing Table:19038 ARIN Prefixes per ASN: