IPv4 R&E Routing Table Report 18:35 GMT Wed 29 Mar, 2023 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: 931475 Prefixes after maximum aggregation (per Origin AS): 346975 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 447044 Number of IPv4 prefixes with a valid ROA: 391395 Number of IPv4 prefixes with an invalid ROA: 1397 Number of IPv4 prefixes with no ROA: 538683 Total ASes present in the Internet Routing Table: 74289 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63653 Origin ASes announcing only one prefix: 25691 Transit ASes present in the Internet Routing Table: 10636 Transit-only ASes present in the Internet Routing Table: 454 Paths with bogon ASNs present in the IPv4 Routing Table: 154 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1163 Number of instances of unregistered ASNs: 1168 Number of 32-bit ASNs allocated by the RIRs: 41541 Number of 32-bit ASNs visible in the Routing Table: 34404 Prefixes from 32-bit ASNs in the Routing Table: 175648 Number of bogon 32-bit ASNs visible in the Routing Table: 75 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 542 Number of addresses announced to Internet: 3062792448 Equivalent to 182 /8s, 142 /16s and 129 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 316795 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238332 Total APNIC prefixes after maximum aggregation: 68415 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232898 Unique aggregates announced from the APNIC address blocks: 97792 APNIC Region origin ASes present in the Internet Routing Table: 13350 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3904 APNIC Region transit ASes present in the Internet Routing Table: 1793 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: 8674 Number of APNIC addresses announced to Internet: 773339648 Equivalent to 46 /8s, 24 /16s and 58 /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: 270098 Total ARIN prefixes after maximum aggregation: 121968 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272706 Unique aggregates announced from the ARIN address blocks: 130328 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.29 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1962 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4765 Number of ARIN addresses announced to Internet: 1286024448 Equivalent to 76 /8s, 167 /16s and 45 /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: 261794 Total RIPE prefixes after maximum aggregation: 121775 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257696 Unique aggregates announced from the RIPE address blocks: 157186 RIPE Region origin ASes present in the Internet Routing Table: 28304 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 11999 RIPE Region transit ASes present in the Internet Routing Table: 4005 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11121 Number of RIPE addresses announced to Internet: 718272256 Equivalent to 42 /8s, 207 /16s and 247 /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: 128074 Total LACNIC prefixes after maximum aggregation: 28163 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 127302 Unique aggregates announced from the LACNIC address blocks: 49062 LACNIC Region origin ASes present in the Internet Routing Table: 10965 LACNIC Prefixes per ASN: 11.61 LACNIC Region origin ASes announcing only one prefix: 2254 LACNIC Region transit ASes present in the Internet Routing Table: 2329 Average LACNIC Region AS path length visible: 6.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8760 Number of LACNIC addresses announced to Internet: 176633600 Equivalent to 10 /8s, 135 /16s and 55 /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: 32014 Total AfriNIC prefixes after maximum aggregation: 5845 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40331 Unique aggregates announced from the AfriNIC address blocks: 12267 AfriNIC Region origin ASes present in the Internet Routing Table: 1738 AfriNIC Prefixes per ASN: 23.21 AfriNIC Region origin ASes announcing only one prefix: 562 AfriNIC Region transit ASes present in the Internet Routing Table: 332 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1084 Number of AfriNIC addresses announced to Internet: 108136192 Equivalent to 6 /8s, 114 /16s and 7 /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 9501 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5755 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3681 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3467 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3410 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2874 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2363 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2308 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2148 439 212 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 8149 10769 2896 AMAZON-02, US 11492 4534 300 620 CABLEONE, US 7155 3964 279 46 VIASAT-SP-BACKBONE, US 22773 3621 3047 293 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3158 1586 2342 AKAMAI-AS, US 749 3036 50520 2303 DNIC-AS-00749, US 396982 2625 3588 360 GOOGLE-CLOUD-PLATFORM, US 7018 2572 24117 1580 ATT-INTERNET4, US 30036 2500 360 502 MEDIACOM-ENTERPRISE-BUSINESS, 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 7197 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4068 3399 170 AKAMAI-ASN1, NL 8551 3886 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 911 ROSTELECOM-AS, RU 9009 2691 255 1409 M247, RO 34984 2268 359 610 TELLCOM-AS, TR 6849 2158 339 19 UKRTELNET, UA 58224 1850 950 543 TCI, IR 13188 1607 100 27 TRIOLAN, UA 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 11191 3343 575 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2302 368 609 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1329 2324 245 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 456 Techtel LMDS Comunicaciones Interactiva 26615 1030 2498 45 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 24835 1526 533 30 RAYA-AS, EG 24863 1524 393 19 LINKdotNET-AS, EG 36992 1341 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1017 67 48 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 37457 839 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 525 53 42 WANANCHI-, KE 36914 501 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 11191 3343 575 Uninet S.A. de C.V., MX 9808 9501 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8149 10769 2896 AMAZON-02, US 12479 7197 1705 149 UNI2-AS, ES 7545 5755 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4534 300 620 CABLEONE, US 20940 4068 3399 170 AKAMAI-ASN1, NL 7155 3964 279 46 VIASAT-SP-BACKBONE, US 8551 3886 370 37 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 9501 9453 CHINAMOBILE-CN China Mobile Communications Grou 12479 7197 7048 UNI2-AS, ES 16509 8149 5253 AMAZON-02, US 7545 5755 5066 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3964 3918 VIASAT-SP-BACKBONE, US 11492 4534 3914 CABLEONE, US 20940 4068 3898 AKAMAI-ASN1, NL 8551 3886 3849 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3681 3660 VIETEL-AS-AP Viettel Group, VN 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 64512 PRIVATE 8.10.33.0/24 14127 ILAND, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, 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 /11:103 /12:299 /13:576 /14:1206 /15:2099 /16:13538 /17:8308 /18:14014 /19:25246 /20:43926 /21:52295 /22:110216 /23:101021 /24:558561 /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 6257 7197 UNI2-AS, ES 8151 5162 11191 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3442 4534 CABLEONE, US 8551 3358 3886 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3039 3964 VIASAT-SP-BACKBONE, US 22773 2678 3621 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2053 3499 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1675 2:1218 3:170 4:7 5:4564 6:122 7:6 8:1560 9:1 11:172 12:1576 13:385 14:2309 15:296 16:137 17:370 18:411 20:252 21:4 22:188 23:6163 24:2640 25:6 27:2572 29:19 31:2548 32:102 34:10 35:106 36:1918 37:4678 38:4508 39:806 40:151 41:4456 42:976 43:2345 44:314 45:17650 46:4276 47:373 49:1742 50:1840 51:564 52:1589 54:388 55:765 56:8 57:98 58:1756 59:1076 60:977 61:2479 62:2733 63:1938 64:5677 65:2331 66:5017 67:3046 68:1384 69:4166 70:1253 71:678 72:3049 74:2619 75:1471 76:610 77:2539 78:1913 79:3166 80:2103 81:1764 82:1496 83:1290 84:1527 85:3044 86:751 87:2069 88:1278 89:3661 90:618 91:7774 92:2042 93:2585 94:3661 95:4000 96:1328 97:336 98:1162 99:746 100:73 101:1300 102:2964 103:31337 104:4640 105:898 106:880 107:2555 108:997 109:4423 110:2079 111:3194 112:2060 113:1525 114:1636 115:2079 116:1912 117:2560 118:2287 119:1985 120:1747 121:1061 122:2621 123:2178 124:1571 125:2449 128:1340 129:1138 130:1019 131:2164 132:845 133:423 134:1903 135:343 136:864 137:952 138:2846 139:1522 140:1224 141:1459 142:1444 143:1573 144:1172 145:349 146:1940 147:1580 148:2343 149:1970 150:875 151:1152 152:1963 153:571 154:4370 155:1422 156:1715 157:1292 158:1044 159:2271 160:2621 161:1509 162:3571 163:1560 164:1635 165:1748 166:900 167:1735 168:4126 169:963 170:4946 171:879 172:3552 173:2953 174:1016 175:1182 176:3741 177:5981 178:3654 179:2581 180:2409 181:3498 182:3328 183:1915 184:2351 185:20316 186:5117 187:4512 188:4196 189:4030 190:9282 191:1909 192:10965 193:8870 194:7349 195:5224 196:3300 197:2757 198:5958 199:6109 200:8167 201:6130 202:10566 203:10336 204:4631 205:3537 206:4029 207:3438 208:4095 209:4897 210:4241 211:2403 212:4140 213:3551 214:1084 215:60 216:6673 217:2771 218:1285 219:417 220:1755 221:977 222:727 223:2157 End of report