IPv4 R&E Routing Table Report 18:35 GMT Mon 24 Oct, 2022 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 929770 Prefixes after maximum aggregation (per Origin AS): 344261 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440313 Number of IPv4 prefixes with a valid ROA: 374954 Number of IPv4 prefixes with an invalid ROA: 2993 Number of IPv4 prefixes with no ROA: 551823 Total ASes present in the Internet Routing Table: 73724 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63208 Origin ASes announcing only one prefix: 25515 Transit ASes present in the Internet Routing Table: 10516 Transit-only ASes present in the Internet Routing Table: 414 Paths with bogon ASNs present in the IPv4 Routing Table: 131 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1120 Number of instances of unregistered ASNs: 1125 Number of 32-bit ASNs allocated by the RIRs: 40481 Number of 32-bit ASNs visible in the Routing Table: 33493 Prefixes from 32-bit ASNs in the Routing Table: 168734 Number of bogon 32-bit ASNs visible in the Routing Table: 56 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 534 Number of addresses announced to Internet: 3064167680 Equivalent to 182 /8s, 163 /16s and 125 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 321108 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235237 Total APNIC prefixes after maximum aggregation: 67361 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230254 Unique aggregates announced from the APNIC address blocks: 96592 APNIC Region origin ASes present in the Internet Routing Table: 12923 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3739 APNIC Region transit ASes present in the Internet Routing Table: 1759 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8191 Number of APNIC addresses announced to Internet: 773275136 Equivalent to 46 /8s, 23 /16s and 62 /24s APNIC AS Blocks 4608-4864, 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: 268710 Total ARIN prefixes after maximum aggregation: 121703 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270049 Unique aggregates announced from the ARIN address blocks: 128662 ARIN Region origin ASes present in the Internet Routing Table: 19076 ARIN Prefixes per ASN: 14.16 ARIN Region origin ASes announcing only one prefix: 6957 ARIN Region transit ASes present in the Internet Routing Table: 1947 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4654 Number of ARIN addresses announced to Internet: 1289894912 Equivalent to 76 /8s, 226 /16s and 60 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-401308 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 265262 Total RIPE prefixes after maximum aggregation: 120724 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261998 Unique aggregates announced from the RIPE address blocks: 154377 RIPE Region origin ASes present in the Internet Routing Table: 28197 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11973 RIPE Region transit ASes present in the Internet Routing Table: 4014 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10871 Number of RIPE addresses announced to Internet: 716521216 Equivalent to 42 /8s, 181 /16s and 63 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-213403 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 126762 Total LACNIC prefixes after maximum aggregation: 27965 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126185 Unique aggregates announced from the LACNIC address blocks: 48388 LACNIC Region origin ASes present in the Internet Routing Table: 10994 LACNIC Prefixes per ASN: 11.48 LACNIC Region origin ASes announcing only one prefix: 2286 LACNIC Region transit ASes present in the Internet Routing Table: 2272 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8745 Number of LACNIC addresses announced to Internet: 175885312 Equivalent to 10 /8s, 123 /16s and 204 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 32679 Total AfriNIC prefixes after maximum aggregation: 5689 AfriNIC Deaggregation factor: 5.74 Prefixes being announced from the AfriNIC address blocks: 40750 Unique aggregates announced from the AfriNIC address blocks: 11862 AfriNIC Region origin ASes present in the Internet Routing Table: 1708 AfriNIC Prefixes per ASN: 23.86 AfriNIC Region origin ASes announcing only one prefix: 560 AfriNIC Region transit ASes present in the Internet Routing Table: 323 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1032 Number of AfriNIC addresses announced to Internet: 108288256 Equivalent to 6 /8s, 116 /16s and 89 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5929 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3517 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3470 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2496 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2287 11250 590 KIXS-AS-KR Korea Telecom, KR 24560 2242 851 416 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2195 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2151 426 222 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7414 10583 2922 AMAZON-02, US 11492 4612 305 508 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3758 3048 342 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3555 1858 2548 AKAMAI-AS, US 6327 3506 1320 63 SHAW, CA 749 3027 50696 2294 DNIC-AS-00749, US 7018 2649 24155 1600 ATT-INTERNET4, US 30036 2593 367 291 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2555 3479 347 GOOGLE-CLOUD-PLATFORM, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6911 1730 144 UNI2-AS, ES 9121 6724 1692 17 TTNET, TR 20940 4117 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3981 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2625 253 1348 M247, RO 6849 2490 339 20 UKRTELNET, UA 34984 2240 357 615 TELLCOM-AS, TR 47331 2042 317 1553 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10818 3315 602 Uninet S.A. de C.V., MX 10620 3469 510 837 Telmex Colombia S.A., CO 11830 2298 369 64 Instituto Costarricense de Electricidad 13999 2075 338 538 Mega Cable, S.A. de C.V., MX 28573 1337 2330 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 338 521 Axtel, S.A.B. de C.V., MX 3816 1285 722 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1089 369 22 Telefonica del Peru S.A.A., PE 11664 1089 181 466 Techtel LMDS Comunicaciones Interactiva 26615 987 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 37457 1888 326 58 Telkom-Internet, ZA 24863 1572 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1350 1519 270 ETISALAT-MISR, EG 36903 1260 550 99 MT-MPLS, MA 29571 1018 68 32 ORANGE-COTE-IVOIRE, CI 36935 792 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 502 51 33 WANANCHI-, KE 36914 495 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10818 3315 602 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7414 10583 2922 AMAZON-02, US 12479 6911 1730 144 UNI2-AS, ES 9121 6724 1692 17 TTNET, TR 7545 5929 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4612 305 508 CABLEONE, US 20940 4117 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3981 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9061 9014 CHINAMOBILE-CN China Mobile Communications Grou 12479 6911 6767 UNI2-AS, ES 9121 6724 6707 TTNET, TR 7545 5929 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7414 4492 AMAZON-02, US 11492 4612 4104 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3981 3943 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4117 3939 AKAMAI-ASN1, NL 7155 3899 3867 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.158.240.0/24 Origin: 13465 UNASSIGNED 23.158.240.0/24 Transit: 33185 HIVE-DATA-CENTER, CA 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 24.48.128.0/19 Origin: 29866 OPTICALTEL, US 24.48.128.0/19 Transit: 3257 GTT-BACKBONE GTT, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:38 /11:100 /12:295 /13:588 /14:1206 /15:2095 /16:13582 /17:8415 /18:14148 /19:25242 /20:44023 /21:52774 /22:110680 /23:100780 /24:555775 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 5919 6911 UNI2-AS, ES 9121 5869 6724 TTNET, TR 8151 4779 10818 Uninet S.A. de C.V., MX 11492 3519 4612 CABLEONE, US 8551 3445 3981 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3314 3506 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2777 3758 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2351 2490 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1894 2:1036 3:166 4:7 5:4140 6:111 7:5 8:1595 9:1 11:173 12:1623 13:354 14:2370 15:275 16:69 17:360 18:340 20:245 21:4 22:188 23:5983 24:2517 25:6 27:2790 29:19 31:2473 32:95 34:7 35:90 36:1896 37:4515 38:3750 39:756 40:169 41:4441 42:1171 43:2309 44:299 45:17468 46:4255 47:375 49:1728 50:1939 51:243 52:1498 54:393 55:839 56:8 57:86 58:1787 59:1112 60:995 61:2433 62:2663 63:1979 64:5657 65:2345 66:4926 67:3007 68:1408 69:4196 70:1300 71:686 72:3063 74:2674 75:1483 76:596 77:2366 78:4014 79:3153 80:2075 81:1846 82:1536 83:1228 84:1430 85:3744 86:735 87:2010 88:2833 89:3496 90:548 91:7700 92:2080 93:2567 94:3598 95:4812 96:1345 97:349 98:1171 99:739 100:68 101:1302 102:2716 103:30286 104:4566 105:1982 106:887 107:2542 108:908 109:4364 110:2008 111:3287 112:2070 113:1522 114:1549 115:2143 116:1905 117:2496 118:2325 119:1853 120:1711 121:1044 122:2571 123:2151 124:1506 125:2146 128:1285 129:1043 130:986 131:2205 132:852 133:379 134:1907 135:333 136:872 137:905 138:2816 139:1522 140:1139 141:1482 142:1401 143:1501 144:1202 145:352 146:1878 147:1549 148:2238 149:1849 150:888 151:1138 152:1952 153:548 154:3864 155:1432 156:1650 157:1310 158:1054 159:2203 160:2655 161:1377 162:3529 163:1464 164:1729 165:1683 166:810 167:1737 168:4131 169:918 170:4941 171:853 172:3470 173:3122 174:1035 175:1178 176:3646 177:5967 178:3568 179:2554 180:2341 181:3400 182:3199 183:1923 184:2354 185:20003 186:5042 187:4523 188:4160 189:3817 190:9137 191:1780 192:11014 193:8788 194:7226 195:5146 196:3231 197:2853 198:6011 199:6104 200:7949 201:6091 202:10385 203:10235 204:4604 205:3487 206:3920 207:3442 208:4120 209:4818 210:4194 211:2342 212:4093 213:3597 214:1079 215:53 216:6524 217:2733 218:1272 219:410 220:2039 221:925 222:655 223:1987 End of report