IPv4 R&E Routing Table Report 18:35 GMT Fri 31 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: 932902 Prefixes after maximum aggregation (per Origin AS): 347267 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447190 Number of IPv4 prefixes with a valid ROA: 390829 Number of IPv4 prefixes with an invalid ROA: 1377 Number of IPv4 prefixes with no ROA: 540696 Total ASes present in the Internet Routing Table: 74307 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 63807 Origin ASes announcing only one prefix: 25728 Transit ASes present in the Internet Routing Table: 10500 Transit-only ASes present in the Internet Routing Table: 455 Paths with bogon ASNs present in the IPv4 Routing Table: 161 Average AS path length visible in the Internet Routing Table: 6.6 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1134 Number of instances of unregistered ASNs: 1141 Number of 32-bit ASNs allocated by the RIRs: 41570 Number of 32-bit ASNs visible in the Routing Table: 34428 Prefixes from 32-bit ASNs in the Routing Table: 175738 Number of bogon 32-bit ASNs visible in the Routing Table: 62 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 498 Number of addresses announced to Internet: 3062519040 Equivalent to 182 /8s, 138 /16s and 85 /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: 318025 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238346 Total APNIC prefixes after maximum aggregation: 68483 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232939 Unique aggregates announced from the APNIC address blocks: 97789 APNIC Region origin ASes present in the Internet Routing Table: 13366 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 3920 APNIC Region transit ASes present in the Internet Routing Table: 1800 Average APNIC Region AS path length visible: 6.8 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8677 Number of APNIC addresses announced to Internet: 773304832 Equivalent to 46 /8s, 23 /16s and 178 /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: 271309 Total ARIN prefixes after maximum aggregation: 122004 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 273837 Unique aggregates announced from the ARIN address blocks: 130398 ARIN Region origin ASes present in the Internet Routing Table: 19075 ARIN Prefixes per ASN: 14.36 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1927 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4762 Number of ARIN addresses announced to Internet: 1285995520 Equivalent to 76 /8s, 166 /16s and 188 /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: 261984 Total RIPE prefixes after maximum aggregation: 121846 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257903 Unique aggregates announced from the RIPE address blocks: 157299 RIPE Region origin ASes present in the Internet Routing Table: 28304 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12007 RIPE Region transit ASes present in the Internet Routing Table: 3936 Average RIPE Region AS path length visible: 6.4 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11130 Number of RIPE addresses announced to Internet: 718089728 Equivalent to 42 /8s, 205 /16s and 46 /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: 128090 Total LACNIC prefixes after maximum aggregation: 28316 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127324 Unique aggregates announced from the LACNIC address blocks: 49044 LACNIC Region origin ASes present in the Internet Routing Table: 10971 LACNIC Prefixes per ASN: 11.61 LACNIC Region origin ASes announcing only one prefix: 2261 LACNIC Region transit ASes present in the Internet Routing Table: 2297 Average LACNIC Region AS path length visible: 7.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8769 Number of LACNIC addresses announced to Internet: 176584448 Equivalent to 10 /8s, 134 /16s and 119 /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: 32039 Total AfriNIC prefixes after maximum aggregation: 5839 AfriNIC Deaggregation factor: 5.49 Prefixes being announced from the AfriNIC address blocks: 40401 Unique aggregates announced from the AfriNIC address blocks: 12256 AfriNIC Region origin ASes present in the Internet Routing Table: 1744 AfriNIC Prefixes per ASN: 23.17 AfriNIC Region origin ASes announcing only one prefix: 568 AfriNIC Region transit ASes present in the Internet Routing Table: 337 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1090 Number of AfriNIC addresses announced to Internet: 108180224 Equivalent to 6 /8s, 114 /16s and 179 /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 9496 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5756 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 3409 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2906 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 2150 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 8179 10773 2870 AMAZON-02, US 11492 4537 300 622 CABLEONE, US 7155 3964 279 46 VIASAT-SP-BACKBONE, US 22773 3622 3046 293 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3166 1590 2344 AKAMAI-AS, US 749 3036 50520 2303 DNIC-AS-00749, US 396982 2626 3588 360 GOOGLE-CLOUD-PLATFORM, US 7018 2573 24117 1581 ATT-INTERNET4, US 30036 2501 360 497 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 7262 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4076 3399 170 AKAMAI-ASN1, NL 8551 3887 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 911 ROSTELECOM-AS, RU 9009 2687 253 1400 M247, RO 34984 2267 359 609 TELLCOM-AS, TR 6849 2158 307 18 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 11200 3343 576 Uninet S.A. de C.V., MX 10620 3470 504 899 Telmex Colombia S.A., CO 13999 2306 368 607 Mega Cable, S.A. de C.V., MX 11830 2261 369 64 Instituto Costarricense de Electricidad 28573 1332 2325 235 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1297 339 513 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1099 180 452 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 1527 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 1018 67 48 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 37457 839 325 49 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 525 53 42 WANANCHI-, KE 36914 498 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 11200 3343 576 Uninet S.A. de C.V., MX 9808 9496 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8179 10773 2870 AMAZON-02, US 12479 7262 1705 149 UNI2-AS, ES 7545 5756 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4537 300 622 CABLEONE, US 20940 4076 3399 170 AKAMAI-ASN1, NL 7155 3964 279 46 VIASAT-SP-BACKBONE, US 8551 3887 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 9496 9448 CHINAMOBILE-CN China Mobile Communications Grou 12479 7262 7113 UNI2-AS, ES 16509 8179 5309 AMAZON-02, US 7545 5756 5067 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3964 3918 VIASAT-SP-BACKBONE, US 11492 4537 3915 CABLEONE, US 20940 4076 3906 AKAMAI-ASN1, NL 8551 3887 3850 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, 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 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: 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 /15:2098 /16:13544 /17:8308 /18:14020 /19:25246 /20:43955 /21:52294 /22:110345 /23:101164 /24:559677 /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 6322 7262 UNI2-AS, ES 8151 5168 11200 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3445 4537 CABLEONE, US 8551 3359 3887 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3039 3964 VIASAT-SP-BACKBONE, US 22773 2677 3622 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2025 3470 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) ---------------------------------------------- 1:1677 2:1219 3:170 4:7 5:4577 6:122 7:6 8:1555 9:1 11:172 12:1575 13:391 14:2300 15:296 16:137 17:372 18:413 20:252 21:4 22:188 23:6171 24:2997 25:6 27:2572 29:19 31:2548 32:101 34:10 35:106 36:1918 37:4691 38:4480 39:806 40:151 41:4450 42:976 43:2351 44:313 45:17669 46:4283 47:373 49:1742 50:1852 51:565 52:1595 54:389 55:763 56:8 57:99 58:1754 59:1072 60:977 61:2485 62:2727 63:1939 64:5818 65:2328 66:5046 67:3050 68:1387 69:4180 70:1417 71:677 72:3045 74:2620 75:1495 76:609 77:2537 78:1916 79:3168 80:2116 81:1769 82:1495 83:1289 84:1524 85:3049 86:753 87:2078 88:1284 89:3677 90:618 91:7780 92:2046 93:2594 94:3663 95:4023 96:1328 97:336 98:1162 99:746 100:73 101:1301 102:2975 103:31313 104:4642 105:898 106:880 107:2550 108:1014 109:4408 110:2080 111:3188 112:2059 113:1529 114:1634 115:2091 116:1913 117:2571 118:2289 119:1983 120:1748 121:1057 122:2617 123:2177 124:1569 125:2482 128:1344 129:1138 130:1018 131:2163 132:838 133:423 134:1906 135:344 136:874 137:955 138:2831 139:1541 140:1222 141:1459 142:1444 143:1565 144:1169 145:351 146:1943 147:1582 148:2344 149:1972 150:877 151:1155 152:1963 153:570 154:4382 155:1423 156:1723 157:1304 158:1044 159:2270 160:2626 161:1522 162:3571 163:1557 164:1633 165:1772 166:910 167:1739 168:4145 169:957 170:4956 171:875 172:3552 173:2957 174:1016 175:1182 176:3742 177:6007 178:3660 179:2582 180:2414 181:3484 182:3326 183:1912 184:2354 185:20316 186:5109 187:4579 188:4211 189:4013 190:9235 191:1902 192:10956 193:8875 194:7370 195:5227 196:3294 197:2778 198:5963 199:6108 200:8163 201:6110 202:10554 203:10331 204:4646 205:3550 206:3997 207:3468 208:4102 209:4912 210:4243 211:2403 212:4146 213:3554 214:1084 215:60 216:6674 217:2778 218:1287 219:417 220:1758 221:977 222:727 223:2156 End of report