IPv4 R&E Routing Table Report 18:35 GMT Sat 22 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: 929889 Prefixes after maximum aggregation (per Origin AS): 344228 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440396 Number of IPv4 prefixes with a valid ROA: 374941 Number of IPv4 prefixes with an invalid ROA: 2988 Number of IPv4 prefixes with no ROA: 551960 Total ASes present in the Internet Routing Table: 73806 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63263 Origin ASes announcing only one prefix: 25500 Transit ASes present in the Internet Routing Table: 10543 Transit-only ASes present in the Internet Routing Table: 417 Paths with bogon ASNs present in the IPv4 Routing Table: 130 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: 1136 Number of instances of unregistered ASNs: 1141 Number of 32-bit ASNs allocated by the RIRs: 40459 Number of 32-bit ASNs visible in the Routing Table: 33582 Prefixes from 32-bit ASNs in the Routing Table: 169167 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: 3064318464 Equivalent to 182 /8s, 165 /16s and 202 /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: 321127 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235436 Total APNIC prefixes after maximum aggregation: 67465 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230485 Unique aggregates announced from the APNIC address blocks: 96733 APNIC Region origin ASes present in the Internet Routing Table: 13006 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: 1763 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8274 Number of APNIC addresses announced to Internet: 773195520 Equivalent to 46 /8s, 22 /16s and 7 /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: 268547 Total ARIN prefixes after maximum aggregation: 121551 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 269853 Unique aggregates announced from the ARIN address blocks: 128635 ARIN Region origin ASes present in the Internet Routing Table: 19070 ARIN Prefixes per ASN: 14.15 ARIN Region origin ASes announcing only one prefix: 6955 ARIN Region transit ASes present in the Internet Routing Table: 1951 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: 4653 Number of ARIN addresses announced to Internet: 1290039552 Equivalent to 76 /8s, 228 /16s and 113 /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: 265205 Total RIPE prefixes after maximum aggregation: 120729 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261937 Unique aggregates announced from the RIPE address blocks: 154363 RIPE Region origin ASes present in the Internet Routing Table: 28189 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11963 RIPE Region transit ASes present in the Internet Routing Table: 4027 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: 10870 Number of RIPE addresses announced to Internet: 716588800 Equivalent to 42 /8s, 182 /16s and 71 /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: 126878 Total LACNIC prefixes after maximum aggregation: 27963 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 126336 Unique aggregates announced from the LACNIC address blocks: 48370 LACNIC Region origin ASes present in the Internet Routing Table: 10994 LACNIC Prefixes per ASN: 11.49 LACNIC Region origin ASes announcing only one prefix: 2277 LACNIC Region transit ASes present in the Internet Routing Table: 2272 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: 8752 Number of LACNIC addresses announced to Internet: 175873792 Equivalent to 10 /8s, 123 /16s and 159 /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: 32687 Total AfriNIC prefixes after maximum aggregation: 5694 AfriNIC Deaggregation factor: 5.74 Prefixes being announced from the AfriNIC address blocks: 40744 Unique aggregates announced from the AfriNIC address blocks: 11862 AfriNIC Region origin ASes present in the Internet Routing Table: 1712 AfriNIC Prefixes per ASN: 23.80 AfriNIC Region origin ASes announcing only one prefix: 567 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: 1033 Number of AfriNIC addresses announced to Internet: 108317696 Equivalent to 6 /8s, 116 /16s and 204 /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 3518 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3471 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2491 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2290 11251 593 KIXS-AS-KR Korea Telecom, KR 24560 2242 851 416 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2193 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 7411 10581 2914 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 3554 1856 2550 AKAMAI-AS, US 6327 3504 1320 63 SHAW, CA 749 3025 50696 2294 DNIC-AS-00749, US 7018 2645 24156 1596 ATT-INTERNET4, US 30036 2599 367 265 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 6905 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 20940 4118 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3985 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 912 ROSTELECOM-AS, RU 9009 2625 253 1348 M247, RO 6849 2490 339 20 UKRTELNET, UA 34984 2242 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 10812 3315 602 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 495 51 32 WANANCHI-, KE 36914 490 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 10812 3315 602 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7411 10581 2914 AMAZON-02, US 12479 6905 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 7545 5929 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4612 305 508 CABLEONE, US 20940 4118 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3985 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 6905 6761 UNI2-AS, ES 9121 6713 6696 TTNET, TR 7545 5929 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7411 4497 AMAZON-02, US 11492 4612 4104 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3985 3947 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4118 3940 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 23.142.88.0/24 Origin: 42615 IGLOO22225 igloo22225, US 23.142.88.0/24 Transit: 6939 HURRICANE, 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 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 /16:13582 /17:8413 /18:14149 /19:25234 /20:44003 /21:52757 /22:110688 /23:100869 /24:555842 /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 5914 6905 UNI2-AS, ES 9121 5863 6713 TTNET, TR 8151 4774 10812 Uninet S.A. de C.V., MX 11492 3519 4612 CABLEONE, US 8551 3449 3985 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) ---------------------------------------------- 1:1894 2:1043 3:166 4:7 5:4155 6:115 7:5 8:1594 9:1 11:173 12:1623 13:351 14:2371 15:275 16:69 17:360 18:341 20:245 21:4 22:188 23:5983 24:2517 25:6 27:2792 29:19 31:2480 32:95 34:7 35:90 36:1899 37:4514 38:3729 39:756 40:169 41:4448 42:1171 43:2309 44:297 45:17495 46:4257 47:375 49:1727 50:1938 51:243 52:1501 54:394 55:840 56:8 57:86 58:1788 59:1116 60:994 61:2433 62:2664 63:1981 64:5657 65:2323 66:4940 67:3002 68:1408 69:4197 70:1301 71:686 72:3064 74:2671 75:1480 76:586 77:2367 78:4012 79:3157 80:2079 81:1856 82:1537 83:1228 84:1426 85:3748 86:736 87:2011 88:2833 89:3490 90:547 91:7694 92:2089 93:2563 94:3606 95:4811 96:1345 97:349 98:1175 99:739 100:68 101:1300 102:2712 103:30493 104:4567 105:1986 106:889 107:2543 108:906 109:4353 110:2008 111:3285 112:2070 113:1523 114:1553 115:2144 116:1903 117:2485 118:2327 119:1852 120:1711 121:1045 122:2572 123:2148 124:1507 125:2146 128:1282 129:1042 130:988 131:2214 132:850 133:379 134:1906 135:331 136:870 137:900 138:2809 139:1521 140:1139 141:1483 142:1401 143:1497 144:1203 145:350 146:1880 147:1542 148:2235 149:1838 150:887 151:1137 152:1951 153:548 154:3857 155:1430 156:1650 157:1312 158:1048 159:2194 160:2653 161:1373 162:3528 163:1455 164:1729 165:1685 166:806 167:1738 168:4134 169:915 170:4949 171:853 172:3467 173:3125 174:1033 175:1177 176:3639 177:5963 178:3575 179:2543 180:2345 181:3392 182:3197 183:1923 184:2354 185:20003 186:5033 187:4548 188:4146 189:3836 190:9145 191:1782 192:11017 193:8770 194:7228 195:5141 196:3229 197:2840 198:6013 199:6097 200:7941 201:6069 202:10388 203:10235 204:4561 205:3481 206:3912 207:3441 208:4118 209:4822 210:4195 211:2342 212:4084 213:3599 214:1089 215:53 216:6521 217:2734 218:1273 219:410 220:2044 221:925 222:655 223:1987 End of report