IPv4 R&E Routing Table Report 18:35 GMT Tue 18 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: 929903 Prefixes after maximum aggregation (per Origin AS): 343928 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 440148 Number of IPv4 prefixes with a valid ROA: 374314 Number of IPv4 prefixes with an invalid ROA: 2982 Number of IPv4 prefixes with no ROA: 552607 Total ASes present in the Internet Routing Table: 73814 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63286 Origin ASes announcing only one prefix: 25524 Transit ASes present in the Internet Routing Table: 10528 Transit-only ASes present in the Internet Routing Table: 417 Paths with bogon ASNs present in the IPv4 Routing Table: 118 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: 1153 Number of instances of unregistered ASNs: 1156 Number of 32-bit ASNs allocated by the RIRs: 40407 Number of 32-bit ASNs visible in the Routing Table: 33555 Prefixes from 32-bit ASNs in the Routing Table: 168955 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 558 Number of addresses announced to Internet: 3064526336 Equivalent to 182 /8s, 168 /16s and 246 /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: 321069 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235352 Total APNIC prefixes after maximum aggregation: 67380 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230333 Unique aggregates announced from the APNIC address blocks: 96639 APNIC Region origin ASes present in the Internet Routing Table: 12999 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 3741 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: 8265 Number of APNIC addresses announced to Internet: 773349120 Equivalent to 46 /8s, 24 /16s and 95 /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: 268384 Total ARIN prefixes after maximum aggregation: 121466 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 269735 Unique aggregates announced from the ARIN address blocks: 128637 ARIN Region origin ASes present in the Internet Routing Table: 19064 ARIN Prefixes per ASN: 14.15 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: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4641 Number of ARIN addresses announced to Internet: 1289893376 Equivalent to 76 /8s, 226 /16s and 54 /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: 265401 Total RIPE prefixes after maximum aggregation: 120577 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 262048 Unique aggregates announced from the RIPE address blocks: 154198 RIPE Region origin ASes present in the Internet Routing Table: 28209 RIPE Prefixes per ASN: 9.29 RIPE Region origin ASes announcing only one prefix: 11985 RIPE Region transit ASes present in the Internet Routing Table: 4020 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10866 Number of RIPE addresses announced to Internet: 716643584 Equivalent to 42 /8s, 183 /16s and 29 /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: 126904 Total LACNIC prefixes after maximum aggregation: 27971 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 126375 Unique aggregates announced from the LACNIC address blocks: 48356 LACNIC Region origin ASes present in the Internet Routing Table: 10990 LACNIC Prefixes per ASN: 11.50 LACNIC Region origin ASes announcing only one prefix: 2282 LACNIC Region transit ASes present in the Internet Routing Table: 2279 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: 8753 Number of LACNIC addresses announced to Internet: 176023552 Equivalent to 10 /8s, 125 /16s and 232 /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: 32709 Total AfriNIC prefixes after maximum aggregation: 5683 AfriNIC Deaggregation factor: 5.76 Prefixes being announced from the AfriNIC address blocks: 40854 Unique aggregates announced from the AfriNIC address blocks: 11862 AfriNIC Region origin ASes present in the Internet Routing Table: 1706 AfriNIC Prefixes per ASN: 23.95 AfriNIC Region origin ASes announcing only one prefix: 559 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1030 Number of AfriNIC addresses announced to Internet: 108307712 Equivalent to 6 /8s, 116 /16s and 165 /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 5927 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3523 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3470 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2475 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2284 11250 591 KIXS-AS-KR Korea Telecom, KR 24560 2241 851 415 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2195 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2140 425 217 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 7353 10578 2883 AMAZON-02, US 11492 4602 305 517 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3773 3066 351 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3543 1846 2541 AKAMAI-AS, US 6327 3496 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2597 367 274 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2573 24150 1576 ATT-INTERNET4, US 396982 2552 3479 345 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 6901 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 20940 4112 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2621 252 1346 M247, RO 6849 2500 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 10896 3336 605 Uninet S.A. de C.V., MX 10620 3470 510 844 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2059 336 532 Mega Cable, S.A. de C.V., MX 28573 1352 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 11664 1089 181 466 Techtel LMDS Comunicaciones Interactiva 6147 1082 369 22 Telefonica del Peru S.A.A., PE 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 1571 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1349 1519 270 ETISALAT-MISR, EG 36903 1260 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 36914 497 82 3 KENET-AS, KE 15399 495 51 32 WANANCHI-, 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 10896 3336 605 Uninet S.A. de C.V., MX 9808 9061 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7353 10578 2883 AMAZON-02, US 12479 6901 1730 144 UNI2-AS, ES 9121 6713 1692 17 TTNET, TR 7545 5927 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4602 305 517 CABLEONE, US 20940 4112 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 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 6901 6757 UNI2-AS, ES 9121 6713 6696 TTNET, TR 7545 5927 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7353 4470 AMAZON-02, US 11492 4602 4085 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3990 3952 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4112 3934 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 /15:2103 /16:13593 /17:8433 /18:14148 /19:25234 /20:44024 /21:52925 /22:110557 /23:100840 /24:555790 /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 5910 6901 UNI2-AS, ES 9121 5863 6713 TTNET, TR 8151 4788 10896 Uninet S.A. de C.V., MX 11492 3509 4602 CABLEONE, US 8551 3454 3990 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3305 3496 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2782 3773 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2356 2500 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1897 2:1040 3:166 4:7 5:4140 6:116 7:6 8:1592 9:1 11:173 12:1619 13:338 14:2370 15:274 16:69 17:365 18:337 20:244 21:4 22:188 23:5977 24:2515 25:6 27:2786 29:19 31:2476 32:96 34:7 35:90 36:1900 37:4515 38:3661 39:756 40:169 41:4441 42:1171 43:2308 44:297 45:17473 46:4281 47:384 49:1727 50:1940 51:243 52:1491 54:389 55:845 56:8 57:86 58:1789 59:1116 60:991 61:2425 62:2639 63:1982 64:5663 65:2349 66:4940 67:3005 68:1349 69:4197 70:1304 71:687 72:3063 74:2674 75:1484 76:594 77:2365 78:4011 79:3147 80:2069 81:1840 82:1533 83:1229 84:1424 85:3750 86:729 87:2012 88:2828 89:3490 90:546 91:7698 92:2082 93:2565 94:3586 95:4804 96:1347 97:349 98:1171 99:736 100:80 101:1300 102:2722 103:30465 104:4577 105:1983 106:886 107:2536 108:909 109:4361 110:2007 111:3268 112:2053 113:1524 114:1552 115:2140 116:1902 117:2498 118:2331 119:1867 120:1710 121:1044 122:2560 123:2152 124:1509 125:2145 128:1281 129:1039 130:986 131:2220 132:843 133:379 134:1908 135:332 136:871 137:901 138:2819 139:1520 140:1137 141:1487 142:1390 143:1494 144:1199 145:350 146:1876 147:1553 148:2249 149:1828 150:892 151:1126 152:1958 153:552 154:3826 155:1427 156:1660 157:1311 158:1047 159:2191 160:2648 161:1370 162:3544 163:1459 164:1731 165:1705 166:802 167:1735 168:4133 169:911 170:4938 171:850 172:3465 173:3131 174:1026 175:1178 176:3642 177:5956 178:3577 179:2546 180:2344 181:3346 182:3212 183:1921 184:2355 185:20013 186:5050 187:4574 188:4151 189:3837 190:9130 191:1776 192:11045 193:8776 194:7216 195:5148 196:3227 197:2910 198:6039 199:6097 200:7976 201:6099 202:10390 203:10234 204:4572 205:3513 206:3915 207:3440 208:4117 209:4814 210:4191 211:2341 212:4105 213:3591 214:1096 215:53 216:6516 217:2725 218:1273 219:410 220:2043 221:925 222:653 223:1986 End of report