IPv4 R&E Routing Table Report 18:35 GMT Fri 21 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: 929771 Prefixes after maximum aggregation (per Origin AS): 344239 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440423 Number of IPv4 prefixes with a valid ROA: 374694 Number of IPv4 prefixes with an invalid ROA: 3013 Number of IPv4 prefixes with no ROA: 552064 Total ASes present in the Internet Routing Table: 73823 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 63283 Origin ASes announcing only one prefix: 25524 Transit ASes present in the Internet Routing Table: 10540 Transit-only ASes present in the Internet Routing Table: 414 Paths with bogon ASNs present in the IPv4 Routing Table: 132 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1134 Number of instances of unregistered ASNs: 1139 Number of 32-bit ASNs allocated by the RIRs: 40451 Number of 32-bit ASNs visible in the Routing Table: 33582 Prefixes from 32-bit ASNs in the Routing Table: 169132 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: 535 Number of addresses announced to Internet: 3064495104 Equivalent to 182 /8s, 168 /16s and 124 /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: 321007 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235333 Total APNIC prefixes after maximum aggregation: 67446 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230391 Unique aggregates announced from the APNIC address blocks: 96736 APNIC Region origin ASes present in the Internet Routing Table: 13003 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 3738 APNIC Region transit ASes present in the Internet Routing Table: 1757 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8271 Number of APNIC addresses announced to Internet: 773329152 Equivalent to 46 /8s, 24 /16s and 17 /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: 268601 Total ARIN prefixes after maximum aggregation: 121554 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 269939 Unique aggregates announced from the ARIN address blocks: 128689 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.15 ARIN Region origin ASes announcing only one prefix: 6963 ARIN Region transit ASes present in the Internet Routing Table: 1952 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4652 Number of ARIN addresses announced to Internet: 1289982208 Equivalent to 76 /8s, 227 /16s and 145 /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: 265224 Total RIPE prefixes after maximum aggregation: 120741 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261913 Unique aggregates announced from the RIPE address blocks: 154364 RIPE Region origin ASes present in the Internet Routing Table: 28206 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11975 RIPE Region transit ASes present in the Internet Routing Table: 4025 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10875 Number of RIPE addresses announced to Internet: 716607744 Equivalent to 42 /8s, 182 /16s and 145 /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: 126772 Total LACNIC prefixes after maximum aggregation: 27979 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126214 Unique aggregates announced from the LACNIC address blocks: 48339 LACNIC Region origin ASes present in the Internet Routing Table: 10990 LACNIC Prefixes per ASN: 11.48 LACNIC Region origin ASes announcing only one prefix: 2284 LACNIC Region transit ASes present in the Internet Routing Table: 2280 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8751 Number of LACNIC addresses announced to Internet: 175947008 Equivalent to 10 /8s, 124 /16s and 189 /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: 32707 Total AfriNIC prefixes after maximum aggregation: 5691 AfriNIC Deaggregation factor: 5.75 Prefixes being announced from the AfriNIC address blocks: 40779 Unique aggregates announced from the AfriNIC address blocks: 11863 AfriNIC Region origin ASes present in the Internet Routing Table: 1711 AfriNIC Prefixes per ASN: 23.83 AfriNIC Region origin ASes announcing only one prefix: 564 AfriNIC Region transit ASes present in the Internet Routing Table: 325 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: 1033 Number of AfriNIC addresses announced to Internet: 108326144 Equivalent to 6 /8s, 116 /16s and 237 /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 5928 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3518 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2496 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2291 11251 594 KIXS-AS-KR Korea Telecom, KR 24560 2241 851 415 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2152 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 7418 10585 2885 AMAZON-02, US 11492 4612 305 508 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3767 3050 346 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3555 1857 2551 AKAMAI-AS, US 6327 3504 1320 63 SHAW, CA 749 3027 50696 2294 DNIC-AS-00749, US 7018 2647 24157 1598 ATT-INTERNET4, US 30036 2600 367 258 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2554 3479 346 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 6909 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 20940 4117 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3983 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2626 253 1349 M247, RO 6849 2490 339 20 UKRTELNET, UA 34984 2243 357 616 TELLCOM-AS, TR 47331 2053 320 1562 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 10743 3313 605 Uninet S.A. de C.V., MX 10620 3469 510 837 Telmex Colombia S.A., CO 11830 2301 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 986 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 1574 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 1014 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 502 51 33 WANANCHI-, KE 37342 486 32 1 MOVITEL, MZ 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 10743 3313 605 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7418 10585 2885 AMAZON-02, US 12479 6909 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 7545 5928 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 3983 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 6909 6765 UNI2-AS, ES 9121 6713 6696 TTNET, TR 7545 5928 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7418 4533 AMAZON-02, US 11492 4612 4104 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3983 3945 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 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, 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 /15:2096 /16:13584 /17:8416 /18:14150 /19:25240 /20:44019 /21:52737 /22:110642 /23:100826 /24:555805 /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 5918 6909 UNI2-AS, ES 9121 5863 6713 TTNET, TR 8151 4739 10743 Uninet S.A. de C.V., MX 11492 3519 4612 CABLEONE, US 8551 3447 3983 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3312 3504 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2780 3767 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) ---------------------------------------------- 1:1898 2:1042 3:166 4:7 5:4132 6:116 7:5 8:1593 9:1 11:173 12:1623 13:347 14:2370 15:275 16:69 17:360 18:343 20:245 21:4 22:188 23:5980 24:2516 25:6 27:2791 29:19 31:2473 32:95 34:7 35:90 36:1899 37:4503 38:3675 39:756 40:169 41:4450 42:1171 43:2309 44:298 45:17484 46:4263 47:375 49:1727 50:1940 51:243 52:1501 54:394 55:840 56:8 57:86 58:1788 59:1116 60:994 61:2433 62:2636 63:1981 64:5660 65:2343 66:4937 67:3006 68:1407 69:4197 70:1303 71:686 72:3064 74:2673 75:1482 76:596 77:2364 78:4011 79:3157 80:2079 81:1853 82:1537 83:1228 84:1424 85:3753 86:737 87:2011 88:2833 89:3494 90:547 91:7701 92:2087 93:2563 94:3600 95:4810 96:1345 97:349 98:1175 99:739 100:68 101:1299 102:2713 103:30507 104:4566 105:1986 106:889 107:2543 108:909 109:4359 110:2010 111:3279 112:2070 113:1523 114:1553 115:2143 116:1903 117:2493 118:2327 119:1853 120:1711 121:1045 122:2572 123:2148 124:1507 125:2146 128:1282 129:1041 130:988 131:2211 132:848 133:379 134:1907 135:333 136:870 137:903 138:2817 139:1524 140:1138 141:1484 142:1401 143:1506 144:1208 145:350 146:1884 147:1548 148:2254 149:1841 150:887 151:1125 152:1955 153:548 154:3857 155:1430 156:1650 157:1310 158:1048 159:2193 160:2654 161:1376 162:3530 163:1456 164:1730 165:1684 166:806 167:1737 168:4151 169:919 170:4950 171:853 172:3470 173:3125 174:1033 175:1178 176:3640 177:5961 178:3581 179:2542 180:2345 181:3354 182:3198 183:1923 184:2355 185:19987 186:5010 187:4549 188:4148 189:3803 190:9130 191:1790 192:11014 193:8771 194:7232 195:5145 196:3229 197:2836 198:6013 199:6098 200:7956 201:6063 202:10392 203:10237 204:4567 205:3491 206:3913 207:3447 208:4119 209:4824 210:4195 211:2340 212:4087 213:3596 214:1099 215:53 216:6526 217:2733 218:1273 219:410 220:2044 221:925 222:655 223:1988 End of report