IPv4 R&E Routing Table Report 18:35 GMT Tue 02 Aug, 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: 921688 Prefixes after maximum aggregation (per Origin AS): 340887 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437702 Number of IPv4 prefixes with a valid ROA: 358665 Number of IPv4 prefixes with an invalid ROA: 2875 Number of IPv4 prefixes with no ROA: 560148 Total ASes present in the Internet Routing Table: 73560 Prefixes per ASN: 12.53 Origin-only ASes present in the Internet Routing Table: 63034 Origin ASes announcing only one prefix: 25529 Transit ASes present in the Internet Routing Table: 10526 Transit-only ASes present in the Internet Routing Table: 389 Paths with bogon ASNs present in the IPv4 Routing Table: 133 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1025 Number of instances of unregistered ASNs: 1029 Number of 32-bit ASNs allocated by the RIRs: 39909 Number of 32-bit ASNs visible in the Routing Table: 33157 Prefixes from 32-bit ASNs in the Routing Table: 164320 Number of bogon 32-bit ASNs visible in the Routing Table: 60 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 501 Number of addresses announced to Internet: 3071373056 Equivalent to 183 /8s, 17 /16s and 111 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 318189 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233555 Total APNIC prefixes after maximum aggregation: 66788 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228528 Unique aggregates announced from the APNIC address blocks: 96156 APNIC Region origin ASes present in the Internet Routing Table: 12821 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3705 APNIC Region transit ASes present in the Internet Routing Table: 1752 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: 8072 Number of APNIC addresses announced to Internet: 772908800 Equivalent to 46 /8s, 17 /16s and 167 /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: 265626 Total ARIN prefixes after maximum aggregation: 120763 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 266022 Unique aggregates announced from the ARIN address blocks: 127425 ARIN Region origin ASes present in the Internet Routing Table: 19069 ARIN Prefixes per ASN: 13.95 ARIN Region origin ASes announcing only one prefix: 6935 ARIN Region transit ASes present in the Internet Routing Table: 1939 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: 4577 Number of ARIN addresses announced to Internet: 1296061184 Equivalent to 77 /8s, 64 /16s and 83 /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: 263612 Total RIPE prefixes after maximum aggregation: 119182 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260895 Unique aggregates announced from the RIPE address blocks: 153031 RIPE Region origin ASes present in the Internet Routing Table: 28211 RIPE Prefixes per ASN: 9.25 RIPE Region origin ASes announcing only one prefix: 12039 RIPE Region transit ASes present in the Internet Routing Table: 4023 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10801 Number of RIPE addresses announced to Internet: 717871872 Equivalent to 42 /8s, 201 /16s and 219 /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: 126011 Total LACNIC prefixes after maximum aggregation: 27731 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 125599 Unique aggregates announced from the LACNIC address blocks: 48835 LACNIC Region origin ASes present in the Internet Routing Table: 10987 LACNIC Prefixes per ASN: 11.43 LACNIC Region origin ASes announcing only one prefix: 2307 LACNIC Region transit ASes present in the Internet Routing Table: 2282 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8704 Number of LACNIC addresses announced to Internet: 176416768 Equivalent to 10 /8s, 131 /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: 31859 Total AfriNIC prefixes after maximum aggregation: 5647 AfriNIC Deaggregation factor: 5.64 Prefixes being announced from the AfriNIC address blocks: 40143 Unique aggregates announced from the AfriNIC address blocks: 11829 AfriNIC Region origin ASes present in the Internet Routing Table: 1677 AfriNIC Prefixes per ASN: 23.94 AfriNIC Region origin ASes announcing only one prefix: 543 AfriNIC Region transit ASes present in the Internet Routing Table: 321 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1003 Number of AfriNIC addresses announced to Internet: 107830016 Equivalent to 6 /8s, 109 /16s and 91 /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 9013 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5926 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3590 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3511 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3463 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2430 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11123 592 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2152 851 401 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2124 425 216 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 6741 10384 2676 AMAZON-02, US 11492 4639 307 485 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3809 3066 338 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3468 1787 2507 AKAMAI-AS, US 6327 3448 1319 64 SHAW, CA 749 3022 50731 2280 DNIC-AS-00749, US 30036 2601 371 286 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2523 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2375 4935 410 CENTURYLINK-US-LEGACY-QWEST, 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 6869 1730 144 UNI2-AS, ES 9121 6562 1692 17 TTNET, TR 20940 4047 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3992 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2915 2290 912 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2592 255 1337 M247, GB 34984 2245 357 634 TELLCOM-AS, TR 47331 2065 324 1564 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 10796 3397 560 Uninet S.A. de C.V., MX 10620 3480 515 782 Telmex Colombia S.A., CO 11830 2410 369 64 Instituto Costarricense de Electricidad 13999 1932 316 513 Mega Cable, S.A. de C.V., MX 28573 1366 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1270 695 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1090 370 21 Telefonica del Peru S.A.A., PE 11664 1043 181 460 Techtel LMDS Comunicaciones Interactiva 26615 980 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 1949 322 62 Telkom-Internet, ZA 24863 1526 393 21 LINKdotNET-AS, EG 24835 1469 521 31 RAYA-AS, EG 36992 1325 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 971 66 45 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 497 50 30 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 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 10796 3397 560 Uninet S.A. de C.V., MX 9808 9013 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6869 1730 144 UNI2-AS, ES 16509 6741 10384 2676 AMAZON-02, US 9121 6562 1692 17 TTNET, TR 7545 5926 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4639 307 485 CABLEONE, US 20940 4047 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3992 374 39 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 9013 8966 CHINAMOBILE-CN China Mobile Communications Grou 12479 6869 6725 UNI2-AS, ES 9121 6562 6545 TTNET, TR 7545 5926 5231 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4639 4154 CABLEONE, US 16509 6741 4065 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3992 3953 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4047 3845 AKAMAI-ASN1, NL 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 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 18604 UNALLOCATED 8.25.204.0/24 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 18798 UNALLOCATED 8.40.106.0/24 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 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW 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 /10:39 /11:100 /12:304 /13:592 /14:1212 /15:2124 /16:13607 /17:8377 /18:14124 /19:25146 /20:43980 /21:52657 /22:109692 /23:100241 /24:549464 /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 5858 6869 UNI2-AS, ES 9121 5722 6562 TTNET, TR 8151 4521 10796 Uninet S.A. de C.V., MX 11492 3543 4639 CABLEONE, US 8551 3455 3992 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3258 3448 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2830 3809 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2640 2788 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1951 2:1059 3:157 4:7 5:3986 6:111 7:6 8:1584 9:1 11:172 12:1641 13:336 14:2348 15:237 16:44 17:388 18:175 20:246 21:4 22:188 23:5853 24:2473 25:6 27:2693 29:19 31:2447 32:96 34:7 35:87 36:1844 37:4500 38:3369 39:722 40:162 41:4405 42:1128 43:2228 44:292 45:17046 46:4207 47:330 49:1710 50:1953 51:239 52:1451 54:384 55:814 56:8 57:67 58:1802 59:1113 60:963 61:2336 62:2625 63:1945 64:5626 65:2409 66:4967 67:3023 68:1224 69:4164 70:1315 71:687 72:3100 74:2660 75:1409 76:578 77:2362 78:3978 79:3132 80:2037 81:1814 82:1500 83:1223 84:1369 85:3717 86:736 87:2010 88:2796 89:3429 90:547 91:7731 92:2049 93:2587 94:3565 95:4815 96:1333 97:353 98:1029 99:754 100:77 101:1292 102:2448 103:29752 104:4554 105:2058 106:880 107:2545 108:879 109:4363 110:2003 111:3274 112:2035 113:1511 114:1515 115:2120 116:1895 117:2435 118:2303 119:1839 120:1763 121:1032 122:2565 123:2127 124:1539 125:2069 128:1269 129:1117 130:993 131:2244 132:826 133:378 134:1942 135:342 136:893 137:876 138:2752 139:1497 140:942 141:1456 142:1333 143:1503 144:1212 145:345 146:1846 147:1526 148:2217 149:1763 150:875 151:1073 152:1876 153:547 154:3796 155:1451 156:1711 157:1286 158:1037 159:2226 160:2567 161:1321 162:3518 163:1346 164:1690 165:1688 166:763 167:1757 168:4067 169:902 170:4906 171:840 172:3301 173:3143 174:1048 175:1172 176:3694 177:5903 178:3570 179:2632 180:2340 181:3311 182:3201 183:1916 184:2385 185:19762 186:4874 187:4464 188:4106 189:3768 190:9094 191:1849 192:11018 193:8725 194:7150 195:5130 196:3196 197:2838 198:6030 199:6079 200:7943 201:6045 202:10351 203:10261 204:4520 205:3457 206:3798 207:3393 208:4056 209:4751 210:4245 211:2317 212:4092 213:3507 214:1137 215:65 216:6428 217:2737 218:1265 219:413 220:2007 221:963 222:655 223:1978 End of report