IPv4 R&E Routing Table Report 18:35 GMT Wed 22 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: 930719 Prefixes after maximum aggregation (per Origin AS): 347038 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446916 Number of IPv4 prefixes with a valid ROA: 389571 Number of IPv4 prefixes with an invalid ROA: 1358 Number of IPv4 prefixes with no ROA: 539789 Total ASes present in the Internet Routing Table: 74265 Prefixes per ASN: 12.53 Origin-only ASes present in the Internet Routing Table: 63890 Origin ASes announcing only one prefix: 25696 Transit ASes present in the Internet Routing Table: 10375 Transit-only ASes present in the Internet Routing Table: 441 Paths with bogon ASNs present in the IPv4 Routing Table: 147 Average AS path length visible in the Internet Routing Table: 7.2 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1103 Number of instances of unregistered ASNs: 1122 Number of 32-bit ASNs allocated by the RIRs: 41495 Number of 32-bit ASNs visible in the Routing Table: 34365 Prefixes from 32-bit ASNs in the Routing Table: 175247 Number of bogon 32-bit ASNs visible in the Routing Table: 71 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 512 Number of addresses announced to Internet: 3063131648 Equivalent to 182 /8s, 147 /16s and 174 /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: 316452 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238236 Total APNIC prefixes after maximum aggregation: 68376 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232752 Unique aggregates announced from the APNIC address blocks: 97740 APNIC Region origin ASes present in the Internet Routing Table: 13338 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3898 APNIC Region transit ASes present in the Internet Routing Table: 1791 Average APNIC Region AS path length visible: 7.4 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8653 Number of APNIC addresses announced to Internet: 773237760 Equivalent to 46 /8s, 22 /16s and 172 /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: 269589 Total ARIN prefixes after maximum aggregation: 121989 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272324 Unique aggregates announced from the ARIN address blocks: 130259 ARIN Region origin ASes present in the Internet Routing Table: 19071 ARIN Prefixes per ASN: 14.28 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1906 Average ARIN Region AS path length visible: 7.0 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4753 Number of ARIN addresses announced to Internet: 1285900288 Equivalent to 76 /8s, 165 /16s and 72 /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: 261858 Total RIPE prefixes after maximum aggregation: 121754 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257688 Unique aggregates announced from the RIPE address blocks: 157216 RIPE Region origin ASes present in the Internet Routing Table: 28315 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 11995 RIPE Region transit ASes present in the Internet Routing Table: 3862 Average RIPE Region AS path length visible: 6.9 Max RIPE Region AS path length visible: 42 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11112 Number of RIPE addresses announced to Internet: 718509056 Equivalent to 42 /8s, 211 /16s and 148 /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: 127853 Total LACNIC prefixes after maximum aggregation: 28269 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127059 Unique aggregates announced from the LACNIC address blocks: 49018 LACNIC Region origin ASes present in the Internet Routing Table: 10964 LACNIC Prefixes per ASN: 11.59 LACNIC Region origin ASes announcing only one prefix: 2264 LACNIC Region transit ASes present in the Internet Routing Table: 2296 Average LACNIC Region AS path length visible: 7.8 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8765 Number of LACNIC addresses announced to Internet: 176623616 Equivalent to 10 /8s, 135 /16s and 16 /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: 32080 Total AfriNIC prefixes after maximum aggregation: 5852 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40384 Unique aggregates announced from the AfriNIC address blocks: 12270 AfriNIC Region origin ASes present in the Internet Routing Table: 1741 AfriNIC Prefixes per ASN: 23.20 AfriNIC Region origin ASes announcing only one prefix: 562 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 6.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1082 Number of AfriNIC addresses announced to Internet: 108474112 Equivalent to 6 /8s, 119 /16s and 47 /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 9495 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5758 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3681 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3441 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3408 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2863 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2361 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2308 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2145 439 211 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 8049 10757 2891 AMAZON-02, US 11492 4533 300 621 CABLEONE, US 7155 3963 279 45 VIASAT-SP-BACKBONE, US 22773 3628 3047 293 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3513 1320 64 SHAW, CA 16625 3177 1600 2349 AKAMAI-AS, US 749 3036 50520 2303 DNIC-AS-00749, US 396982 2622 3588 355 GOOGLE-CLOUD-PLATFORM, US 7018 2568 24119 1573 ATT-INTERNET4, US 30036 2510 361 482 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 7127 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4065 3399 169 AKAMAI-ASN1, NL 8551 3890 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2896 2292 913 ROSTELECOM-AS, RU 9009 2670 253 1399 M247, RO 34984 2268 359 610 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1849 949 547 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 11178 3340 577 Uninet S.A. de C.V., MX 10620 3476 505 882 Telmex Colombia S.A., CO 13999 2295 373 609 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 1301 763 161 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1298 339 513 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 454 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 24863 1572 393 19 LINKdotNET-AS, EG 24835 1542 533 30 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1018 67 53 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 524 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 11178 3340 577 Uninet S.A. de C.V., MX 9808 9495 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8049 10757 2891 AMAZON-02, US 12479 7127 1705 149 UNI2-AS, ES 7545 5758 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4533 300 621 CABLEONE, US 20940 4065 3399 169 AKAMAI-ASN1, NL 7155 3963 279 45 VIASAT-SP-BACKBONE, US 8551 3890 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 9495 9447 CHINAMOBILE-CN China Mobile Communications Grou 12479 7127 6978 UNI2-AS, ES 16509 8049 5158 AMAZON-02, US 7545 5758 5067 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3963 3918 VIASAT-SP-BACKBONE, US 11492 4533 3912 CABLEONE, US 20940 4065 3896 AKAMAI-ASN1, NL 8551 3890 3853 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., 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 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, 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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 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 /15:2101 /16:13546 /17:8313 /18:14021 /19:25261 /20:43885 /21:52290 /22:110208 /23:100924 /24:557919 /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 6184 7127 UNI2-AS, ES 8151 5146 11178 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3441 4533 CABLEONE, US 8551 3362 3890 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3322 3513 SHAW, CA 7155 3038 3963 VIASAT-SP-BACKBONE, US 22773 2682 3628 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2167 2510 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2030 3476 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 2:1220 3:170 4:7 5:4544 6:118 7:6 8:1557 9:1 11:172 12:1578 13:388 14:2306 15:296 16:111 17:367 18:401 20:252 21:4 22:188 23:6135 24:2574 25:6 27:2575 29:19 31:2555 32:108 34:10 35:106 36:1917 37:4670 38:4468 39:808 40:151 41:4471 42:954 43:2343 44:313 45:17629 46:4286 47:376 49:1736 50:1839 51:570 52:1586 54:384 55:864 56:8 57:99 58:1755 59:1084 60:972 61:2477 62:2722 63:1940 64:5693 65:2331 66:5028 67:3056 68:1384 69:4160 70:1259 71:677 72:3046 74:2621 75:1471 76:605 77:2529 78:1918 79:3161 80:2094 81:1768 82:1503 83:1269 84:1530 85:3034 86:749 87:2052 88:1284 89:3662 90:615 91:7777 92:2037 93:2595 94:3646 95:4003 96:1329 97:332 98:1163 99:747 100:73 101:1305 102:2973 103:31321 104:4633 105:897 106:880 107:2549 108:990 109:4422 110:2069 111:3194 112:2054 113:1522 114:1637 115:2086 116:1910 117:2558 118:2288 119:1977 120:1750 121:1058 122:2615 123:2178 124:1571 125:2438 128:1338 129:1125 130:1024 131:2164 132:844 133:421 134:1901 135:344 136:863 137:949 138:2810 139:1524 140:1224 141:1491 142:1440 143:1565 144:1169 145:357 146:1943 147:1580 148:2327 149:1970 150:879 151:1155 152:1952 153:571 154:4343 155:1417 156:1704 157:1290 158:1040 159:2271 160:2618 161:1519 162:3574 163:1556 164:1625 165:1741 166:874 167:1737 168:4125 169:959 170:4950 171:879 172:3530 173:2959 174:1020 175:1182 176:3736 177:5942 178:3652 179:2563 180:2412 181:3480 182:3321 183:1915 184:2354 185:20343 186:5110 187:4520 188:4192 189:3985 190:9248 191:1935 192:10978 193:8876 194:7325 195:5220 196:3293 197:2756 198:5951 199:6125 200:8143 201:6112 202:10567 203:10326 204:4619 205:3538 206:3993 207:3434 208:4089 209:4881 210:4248 211:2401 212:4146 213:3541 214:1092 215:60 216:6649 217:2758 218:1288 219:416 220:1755 221:976 222:721 223:2144 End of report