IPv4 R&E Routing Table Report 21:35 GMT Mon 05 Dec, 2022 IPv4 BGP Table (Global) as seen at USP. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/USP/ Analysis Summary ---------------- BGP routing table entries examined: 915145 Prefixes after maximum aggregation (per Origin AS): 345840 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442970 Number of IPv4 prefixes with a valid ROA: 373560 Number of IPv4 prefixes with an invalid ROA: 2816 Number of IPv4 prefixes with no ROA: 538769 Total ASes present in the Internet Routing Table: 73924 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63577 Origin ASes announcing only one prefix: 26015 Transit ASes present in the Internet Routing Table: 10347 Transit-only ASes present in the Internet Routing Table: 412 Paths with bogon ASNs present in the IPv4 Routing Table: 670 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 60 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1300 Number of instances of unregistered ASNs: 1302 Number of 32-bit ASNs allocated by the RIRs: 40795 Number of 32-bit ASNs visible in the Routing Table: 33781 Prefixes from 32-bit ASNs in the Routing Table: 165056 Number of bogon 32-bit ASNs visible in the Routing Table: 40 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 508 Number of addresses announced to Internet: 3062420992 Equivalent to 182 /8s, 136 /16s and 214 /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: 310719 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237370 Total APNIC prefixes after maximum aggregation: 67827 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 232515 Unique aggregates announced from the APNIC address blocks: 97146 APNIC Region origin ASes present in the Internet Routing Table: 13129 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3803 APNIC Region transit ASes present in the Internet Routing Table: 1780 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8396 Number of APNIC addresses announced to Internet: 773282560 Equivalent to 46 /8s, 23 /16s and 91 /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: 267273 Total ARIN prefixes after maximum aggregation: 121823 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268917 Unique aggregates announced from the ARIN address blocks: 129398 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6984 ARIN Region transit ASes present in the Internet Routing Table: 1912 Average ARIN Region AS path length visible: 5.1 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4686 Number of ARIN addresses announced to Internet: 1288476160 Equivalent to 76 /8s, 204 /16s and 150 /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: 262795 Total RIPE prefixes after maximum aggregation: 121396 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 259563 Unique aggregates announced from the RIPE address blocks: 155171 RIPE Region origin ASes present in the Internet Routing Table: 28154 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 11979 RIPE Region transit ASes present in the Internet Routing Table: 3898 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10894 Number of RIPE addresses announced to Internet: 716239360 Equivalent to 42 /8s, 176 /16s and 242 /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: 117429 Total LACNIC prefixes after maximum aggregation: 28292 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116777 Unique aggregates announced from the LACNIC address blocks: 48842 LACNIC Region origin ASes present in the Internet Routing Table: 11007 LACNIC Prefixes per ASN: 10.61 LACNIC Region origin ASes announcing only one prefix: 2666 LACNIC Region transit ASes present in the Internet Routing Table: 2249 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8770 Number of LACNIC addresses announced to Internet: 175973632 Equivalent to 10 /8s, 125 /16s and 37 /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: 28978 Total AfriNIC prefixes after maximum aggregation: 5648 AfriNIC Deaggregation factor: 5.13 Prefixes being announced from the AfriNIC address blocks: 36864 Unique aggregates announced from the AfriNIC address blocks: 11995 AfriNIC Region origin ASes present in the Internet Routing Table: 1698 AfriNIC Prefixes per ASN: 21.71 AfriNIC Region origin ASes announcing only one prefix: 583 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1035 Number of AfriNIC addresses announced to Internet: 108123392 Equivalent to 6 /8s, 113 /16s and 213 /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 9135 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5953 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3363 1867 85 VNPT-AS-VN VNPT Corp, VN 9498 2566 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2452 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2309 849 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11250 594 KIXS-AS-KR Korea Telecom, KR 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7693 10624 2901 AMAZON-02, US 11492 4547 301 569 CABLEONE, US 7155 3893 265 32 VIASAT-SP-BACKBONE, US 22773 3700 3044 316 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3528 1320 63 SHAW, CA 16625 3512 1833 2527 AKAMAI-AS, US 749 3063 50660 2330 DNIC-AS-00749, US 30036 2583 369 338 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2564 3482 360 GOOGLE-CLOUD-PLATFORM, US 7018 2538 24048 1521 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6959 1730 151 UNI2-AS, ES 9121 6417 1692 17 TTNET, TR 20940 4081 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3928 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2916 2290 906 ROSTELECOM-AS, RU 9009 2648 252 1361 M247, RO 47331 2453 360 1849 TTNET, TR 34984 2250 357 609 TELLCOM-AS, TR 6849 2187 339 20 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10805 3335 593 Uninet S.A. de C.V., MX 10620 3461 506 848 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2132 350 554 Mega Cable, S.A. de C.V., MX 28573 1336 2329 265 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1288 728 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1153 369 22 Telefonica del Peru S.A.A., PE 11664 1135 184 467 Techtel LMDS Comunicaciones Interactiva 26615 989 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1548 537 31 RAYA-AS, EG 24863 1536 393 21 LINKdotNET-AS, EG 36992 1356 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1012 67 43 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 530 54 45 WANANCHI-, KE 37342 441 32 1 MOVITEL, MZ 23889 400 231 14 MauritiusTelecom, MU Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10805 3335 593 Uninet S.A. de C.V., MX 9808 9135 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7693 10624 2901 AMAZON-02, US 12479 6959 1730 151 UNI2-AS, ES 9121 6417 1692 17 TTNET, TR 7545 5953 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4547 301 569 CABLEONE, US 20940 4081 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3928 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9135 9088 CHINAMOBILE-CN China Mobile Communications Grou 12479 6959 6808 UNI2-AS, ES 9121 6417 6400 TTNET, TR 7545 5953 5257 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7693 4792 AMAZON-02, US 11492 4547 3978 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4081 3903 AKAMAI-ASN1, NL 8551 3928 3890 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3893 3861 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/USP/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 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US Complete listing at https://bgp.nsrc.org/REN/USP/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, BR 192.88.99.0/24 6939 HURRICANE, US 198.19.224.0/24 56207 COMCLARK-PH ComClark Network & Technology Corp, Complete listing at https://bgp.nsrc.org/REN/USP/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: 2914 NTT-LTD-2914, US 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 6461 ZAYO-6461, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 6461 ZAYO-6461, US 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 2914 NTT-LTD-2914, US 23.131.189.0/24 Origin: 150303 SOLORDP-AS-AP SoloRDP, IN 23.131.189.0/24 Transit: 140947 SNTHOSTINGS-AS-AP SnTHostings, IN Complete listing at https://bgp.nsrc.org/REN/USP/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:39 /11:100 /12:299 /13:587 /14:1195 /15:2080 /16:13517 /17:8341 /18:13878 /19:25059 /20:43770 /21:52254 /22:109924 /23:97812 /24:546260 /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 5994 6959 UNI2-AS, ES 9121 5558 6417 TTNET, TR 8151 4794 10805 Uninet S.A. de C.V., MX 11492 3454 4547 CABLEONE, US 8551 3394 3928 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3528 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2982 3893 VIASAT-SP-BACKBONE, US 22773 2731 3700 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2241 2583 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1779 2:1028 3:168 4:5 5:4066 6:118 7:5 8:1556 9:1 11:173 12:1615 13:380 14:2354 15:286 16:75 17:372 18:386 20:240 21:4 22:188 23:6019 24:2469 25:4 27:2781 29:19 31:2479 32:98 34:8 35:94 36:1809 37:4574 38:3920 39:772 40:144 41:3973 42:1193 43:2313 44:307 45:16421 46:4164 47:378 49:1701 50:1929 51:244 52:1525 54:397 55:841 56:8 57:82 58:1804 59:1167 60:1008 61:2415 62:2584 63:1951 64:5635 65:2332 66:4852 67:3010 68:1374 69:4139 70:1289 71:695 72:2986 74:2642 75:1458 76:599 77:2256 78:3939 79:3157 80:2048 81:1813 82:1501 83:1233 84:1495 85:3750 86:750 87:1931 88:2819 89:3513 90:577 91:7611 92:1996 93:2568 94:3533 95:4839 96:1316 97:345 98:1170 99:740 100:69 101:1029 102:2498 103:30622 104:4585 105:483 106:826 107:2556 108:916 109:4332 110:2020 111:3254 112:2037 113:1527 114:1592 115:2091 116:1856 117:2471 118:2333 119:1916 120:1687 121:1076 122:2586 123:2155 124:1522 125:2196 128:1245 129:976 130:959 131:2025 132:842 133:400 134:1911 135:293 136:883 137:1063 138:2605 139:1542 140:1046 141:1481 142:1413 143:1420 144:1199 145:354 146:1906 147:1514 148:2279 149:1855 150:872 151:1147 152:1964 153:534 154:3796 155:1406 156:1636 157:1286 158:1041 159:2243 160:2577 161:1433 162:3534 163:1467 164:1683 165:1633 166:846 167:1753 168:3861 169:921 170:4569 171:868 172:3531 173:3109 174:1037 175:1150 176:3631 177:4775 178:3550 179:2150 180:2415 181:3370 182:3217 183:1937 184:2361 185:19985 186:4631 187:3936 188:4073 189:3446 190:9044 191:1450 192:11013 193:8806 194:7220 195:5103 196:3007 197:2446 198:6006 199:6111 200:7703 201:5846 202:10511 203:10279 204:4606 205:3508 206:3819 207:3400 208:4121 209:4821 210:4360 211:2429 212:4061 213:3551 214:1099 215:57 216:6604 217:2637 218:1291 219:474 220:2052 221:956 222:743 223:2001 End of report