IPv4 R&E Routing Table Report 18:35 GMT Tue 10 May, 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: 912798 Prefixes after maximum aggregation (per Origin AS): 338360 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 432076 Number of IPv4 prefixes with a valid ROA: 676264 Number of IPv4 prefixes with an invalid ROA: 5514 Number of IPv4 prefixes with no ROA: 1143818 Total ASes present in the Internet Routing Table: 73258 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 62784 Origin ASes announcing only one prefix: 25362 Transit ASes present in the Internet Routing Table: 10474 Transit-only ASes present in the Internet Routing Table: 383 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: 1054 Number of instances of unregistered ASNs: 1062 Number of 32-bit ASNs allocated by the RIRs: 39341 Number of 32-bit ASNs visible in the Routing Table: 32710 Prefixes from 32-bit ASNs in the Routing Table: 160021 Number of bogon 32-bit ASNs visible in the Routing Table: 56 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 498 Number of addresses announced to Internet: 3067138560 Equivalent to 182 /8s, 208 /16s and 210 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 315071 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231801 Total APNIC prefixes after maximum aggregation: 66288 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 226972 Unique aggregates announced from the APNIC address blocks: 94915 APNIC Region origin ASes present in the Internet Routing Table: 12608 APNIC Prefixes per ASN: 18.00 APNIC Region origin ASes announcing only one prefix: 3585 APNIC Region transit ASes present in the Internet Routing Table: 1747 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7839 Number of APNIC addresses announced to Internet: 773623808 Equivalent to 46 /8s, 28 /16s and 144 /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: 262810 Total ARIN prefixes after maximum aggregation: 120481 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 262745 Unique aggregates announced from the ARIN address blocks: 125904 ARIN Region origin ASes present in the Internet Routing Table: 19060 ARIN Prefixes per ASN: 13.79 ARIN Region origin ASes announcing only one prefix: 6927 ARIN Region transit ASes present in the Internet Routing Table: 1947 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: 4485 Number of ARIN addresses announced to Internet: 1295327744 Equivalent to 77 /8s, 53 /16s and 34 /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: 261012 Total RIPE prefixes after maximum aggregation: 117724 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258400 Unique aggregates announced from the RIPE address blocks: 150513 RIPE Region origin ASes present in the Internet Routing Table: 28187 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12019 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: 10742 Number of RIPE addresses announced to Internet: 714011392 Equivalent to 42 /8s, 142 /16s and 243 /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: 124628 Total LACNIC prefixes after maximum aggregation: 27594 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124360 Unique aggregates announced from the LACNIC address blocks: 48575 LACNIC Region origin ASes present in the Internet Routing Table: 10985 LACNIC Prefixes per ASN: 11.32 LACNIC Region origin ASes announcing only one prefix: 2302 LACNIC Region transit ASes present in the Internet Routing Table: 2237 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 67 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8673 Number of LACNIC addresses announced to Internet: 176497664 Equivalent to 10 /8s, 133 /16s and 36 /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: 31493 Total AfriNIC prefixes after maximum aggregation: 5562 AfriNIC Deaggregation factor: 5.66 Prefixes being announced from the AfriNIC address blocks: 39823 Unique aggregates announced from the AfriNIC address blocks: 11735 AfriNIC Region origin ASes present in the Internet Routing Table: 1641 AfriNIC Prefixes per ASN: 24.27 AfriNIC Region origin ASes announcing only one prefix: 529 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 971 Number of AfriNIC addresses announced to Internet: 107398912 Equivalent to 6 /8s, 102 /16s and 199 /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 9132 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5921 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3515 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2407 499 242 BBIL-AP BHARTI Airtel Ltd., IN 4766 2242 11119 595 KIXS-AS-KR Korea Telecom, KR 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 438 201 TATACOMM-AS TATA Communications formerl 24560 2053 855 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6374 10283 2733 AMAZON-02, US 11492 4494 298 692 CABLEONE, US 22773 3918 3049 349 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3599 1837 2544 AKAMAI-AS, US 6327 3437 1318 61 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2618 373 158 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2480 4960 421 CENTURYLINK-US-LEGACY-QWEST, US 20115 2251 3051 492 CHARTER-20115, 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 6782 1730 150 UNI2-AS, ES 9121 6710 1692 17 TTNET, TR 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3936 3360 198 AKAMAI-ASN1, NL 39891 3615 208 28 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2921 2273 908 ROSTELECOM-AS, RU 9009 2479 247 1293 M247, GB 34984 2238 357 634 TELLCOM-AS, TR 47331 2090 329 1601 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 10586 3396 563 Uninet S.A. de C.V., MX 10620 3476 519 739 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1782 298 472 Mega Cable, S.A. de C.V., MX 6503 1454 355 527 Axtel, S.A.B. de C.V., MX 28573 1389 2333 253 CLARO S.A., BR 3816 1256 669 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1080 369 21 Telefonica del Peru S.A.A., PE 11664 1018 191 442 Techtel LMDS Comunicaciones Interactiva 11172 957 133 61 Alestra, S. de R.L. de C.V., MX 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 1946 323 62 Telkom-Internet, ZA 24863 1556 393 21 LINKdotNET-AS, EG 24835 1442 501 30 RAYA-AS, EG 36992 1308 1518 264 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 931 65 58 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 496 50 30 WANANCHI-, KE 37342 467 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 10586 3396 563 Uninet S.A. de C.V., MX 9808 9132 8883 41 CHINAMOBILE-CN China Mobile Communicati 12479 6782 1730 150 UNI2-AS, ES 9121 6710 1692 17 TTNET, TR 16509 6374 10283 2733 AMAZON-02, US 7545 5921 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4494 298 692 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3936 3360 198 AKAMAI-ASN1, NL 22773 3918 3049 349 ASN-CXA-ALL-CCI-22773-RDC, US 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 9132 9091 CHINAMOBILE-CN China Mobile Communications Grou 9121 6710 6693 TTNET, TR 12479 6782 6632 UNI2-AS, ES 7545 5921 5227 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4494 3802 CABLEONE, US 20940 3936 3738 AKAMAI-ASN1, NL 16509 6374 3641 AMAZON-02, US 39891 3615 3587 ALJAWWALSTC-AS, SA 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 3356 LEVEL3, 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 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 23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US 23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG 23.185.16.0/24 Origin: 399244 BLOOM-HOST, US 23.185.16.0/24 Transit: 13335 CLOUDFLARENET, US 23.185.17.0/24 Origin: 399244 BLOOM-HOST, US 23.185.17.0/24 Transit: 13335 CLOUDFLARENET, 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 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 /10:40 /11:100 /12:304 /13:589 /14:1216 /15:2123 /16:13608 /17:8356 /18:14050 /19:25240 /20:43301 /21:52546 /22:109152 /23:99176 /24:542968 /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 9121 5867 6710 TTNET, TR 12479 5762 6782 UNI2-AS, ES 8151 4301 10586 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3400 4494 CABLEONE, US 6327 3250 3437 SHAW, CA 7155 2991 3901 VIASAT-SP-BACKBONE, US 39891 2939 3615 ALJAWWALSTC-AS, SA 22773 2930 3918 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2786 2941 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1935 2:1042 3:154 4:8 5:3923 6:104 7:5 8:1567 9:1 11:172 12:1711 13:299 14:2371 15:199 16:45 17:385 18:159 20:213 21:4 22:188 23:5669 24:2337 25:6 27:2658 29:19 31:2444 32:97 34:1 35:73 36:1784 37:4431 38:2825 39:701 40:163 41:4455 42:1091 43:2202 44:295 45:17034 46:4195 47:323 49:1697 50:2120 51:101 52:1422 54:365 55:735 56:8 57:67 58:1768 59:1127 60:959 61:2277 62:2604 63:1967 64:5536 65:2337 66:4931 67:3016 68:1221 69:4167 70:1334 71:682 72:3111 74:2670 75:1400 76:578 77:2304 78:3982 79:3117 80:2016 81:1766 82:1495 83:1218 84:1372 85:3705 86:713 87:2063 88:2742 89:3340 90:523 91:7739 92:2011 93:2604 94:3548 95:4790 96:1306 97:349 98:1001 99:737 100:75 101:1275 102:2290 103:29169 104:4380 105:2049 106:871 107:2533 108:841 109:4226 110:2019 111:3232 112:2030 113:1506 114:1520 115:2098 116:1888 117:2521 118:2338 119:1841 120:1661 121:1043 122:2591 123:2141 124:1549 125:2085 128:1245 129:1170 130:985 131:2229 132:814 133:372 134:1903 135:296 136:883 137:869 138:2698 139:1503 140:856 141:1411 142:1296 143:1531 144:1217 145:344 146:1827 147:1497 148:2231 149:1726 150:860 151:1084 152:1861 153:540 154:3591 155:1431 156:1858 157:1236 158:1046 159:2181 160:2561 161:1274 162:3491 163:1287 164:1681 165:1649 166:712 167:1714 168:4054 169:866 170:4885 171:832 172:3146 173:3134 174:1025 175:1156 176:3574 177:5763 178:3521 179:2448 180:2271 181:3024 182:3209 183:1932 184:2380 185:19628 186:4745 187:4306 188:3975 189:3634 190:9002 191:1743 192:11058 193:8662 194:7048 195:5042 196:3183 197:2792 198:6032 199:6076 200:7850 201:5919 202:10304 203:10233 204:4565 205:3438 206:3794 207:3401 208:4068 209:4709 210:4120 211:2363 212:4073 213:3474 214:1158 215:67 216:6467 217:2770 218:1263 219:409 220:1941 221:981 222:670 223:2124 End of report