IPv4 R&E Routing Table Report 20:15 GMT Tue 30 Jul, 2024 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 188765 Prefixes after maximum aggregation (per Origin AS): 84582 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 104735 Number of IPv4 prefixes with a valid ROA: 77102 Number of IPv4 prefixes with an invalid ROA: 22 Number of IPv4 prefixes with no ROA: 111641 Total ASes present in the Internet Routing Table: 16330 Prefixes per ASN: 11.56 Origin-only ASes present in the Internet Routing Table: 14042 Origin ASes announcing only one prefix: 6466 Transit ASes present in the Internet Routing Table: 2288 Transit-only ASes present in the Internet Routing Table: 639 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 227 Number of instances of unregistered ASNs: 229 Number of 32-bit ASNs allocated by the RIRs: 45047 Number of 32-bit ASNs visible in the Routing Table: 6166 Prefixes from 32-bit ASNs in the Routing Table: 21111 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 92 Number of addresses announced to Internet: 1154418845 Equivalent to 68 /8s, 207 /16s and 8 /24s Percentage of available address space announced: 31.2 Percentage of allocated address space announced: 31.2 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: 52439 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30474 Total APNIC prefixes after maximum aggregation: 7305 APNIC Deaggregation factor: 4.17 Prefixes being announced from the APNIC address blocks: 30047 Unique aggregates announced from the APNIC address blocks: 8370 APNIC Region origin ASes present in the Internet Routing Table: 1190 APNIC Prefixes per ASN: 25.25 APNIC Region origin ASes announcing only one prefix: 486 APNIC Region transit ASes present in the Internet Routing Table: 205 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 523 Number of APNIC addresses announced to Internet: 202057324 Equivalent to 12 /8s, 11 /16s and 38 /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, 131072-153913 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: 85094 Total ARIN prefixes after maximum aggregation: 46574 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83840 Unique aggregates announced from the ARIN address blocks: 51683 ARIN Region origin ASes present in the Internet Routing Table: 7193 ARIN Prefixes per ASN: 11.66 ARIN Region origin ASes announcing only one prefix: 3125 ARIN Region transit ASes present in the Internet Routing Table: 630 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1472 Number of ARIN addresses announced to Internet: 653150817 Equivalent to 38 /8s, 238 /16s and 74 /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, 393216-402332 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: 35161 Total RIPE prefixes after maximum aggregation: 18405 RIPE Deaggregation factor: 1.91 Prefixes being announced from the RIPE address blocks: 36095 Unique aggregates announced from the RIPE address blocks: 26147 RIPE Region origin ASes present in the Internet Routing Table: 3504 RIPE Prefixes per ASN: 10.30 RIPE Region origin ASes announcing only one prefix: 1533 RIPE Region transit ASes present in the Internet Routing Table: 538 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1308 Number of RIPE addresses announced to Internet: 198360528 Equivalent to 11 /8s, 210 /16s and 189 /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 196608-216475 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: 32857 Total LACNIC prefixes after maximum aggregation: 10238 LACNIC Deaggregation factor: 3.21 Prefixes being announced from the LACNIC address blocks: 32554 Unique aggregates announced from the LACNIC address blocks: 15441 LACNIC Region origin ASes present in the Internet Routing Table: 3475 LACNIC Prefixes per ASN: 9.37 LACNIC Region origin ASes announcing only one prefix: 1231 LACNIC Region transit ASes present in the Internet Routing Table: 726 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2757 Number of LACNIC addresses announced to Internet: 74100992 Equivalent to 4 /8s, 106 /16s and 177 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 4952 Total AfriNIC prefixes after maximum aggregation: 1889 AfriNIC Deaggregation factor: 2.62 Prefixes being announced from the AfriNIC address blocks: 6137 Unique aggregates announced from the AfriNIC address blocks: 3008 AfriNIC Region origin ASes present in the Internet Routing Table: 228 AfriNIC Prefixes per ASN: 26.92 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 106 Number of AfriNIC addresses announced to Internet: 26694912 Equivalent to 1 /8s, 151 /16s and 85 /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 9682 8746 74 CHINAMOBILE-CN China Mobile Communication 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1508 876 118 CMNET-JIANGSU-AP China Mobile communicati 56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 612 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 485 490 108 CMNET-GUANGDONG-AP China Mobile communica 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10289 11567 3645 AMAZON-02, US 749 3254 54899 2506 DNIC-AS-00749, US 367 2559 3180 1192 DNIC-ASBLK-00306-00371, US 4155 2027 130 1325 USDA-1, US 209 1690 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1302 384 578 DNIC-ASBLK-05800-06055, US 7979 1025 67 209 SERVERS-COM, US 14618 986 4180 737 AMAZON-AES, US 855 966 255 82 CANET-ASN-4, CA Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 20940 1229 98 1009 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 703 60 25 Jordan Data Communications, JO 8452 579 1841 11 TE-AS TE-AS, EG 51167 548 105 240 CONTABO, DE 15897 528 183 25 VODAFONETURKEY, TR 212238 468 34 412 CDNEXT, GB 20978 419 196 13 TT_MOBIL Istanbul, TR 3329 389 271 79 HOL-GR Athens, Greece, GR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5267 1588 671 UNINET, MX 3816 1315 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1101 369 22 Telefonica del Peru S.A.A., PE 11830 1087 324 6 Instituto Costarricense de Electricidad y 18881 877 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2891 72 TELEFONICA BRASIL S.A, BR 13999 534 73 231 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 344 44 285 Telmex Colombia S.A., CO 22884 250 27 196 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 29571 671 55 290 ORANGE-COTE-IVOIRE, CI 24863 657 211 272 LINKdotNET-AS, EG 36914 530 82 3 KENET-AS, KE 2018 379 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 24835 147 145 83 RAYA-AS, EG 36992 146 235 125 ETISALAT-MISR, EG 37480 128 8 35 Cobranet, NG Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10289 11567 3645 AMAZON-02, US 9808 9682 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5267 1588 671 UNINET, MX 749 3254 54899 2506 DNIC-AS-00749, US 367 2559 3180 1192 DNIC-ASBLK-00306-00371, US 4155 2027 130 1325 USDA-1, US 209 1690 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1508 876 118 CMNET-JIANGSU-AP China Mobile communicati Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9682 9608 CHINAMOBILE-CN China Mobile Communications Grou 8151 5267 4596 UNINET, MX 56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp 56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1390 CMNET-JIANGSU-AP China Mobile communications co 209 1690 1381 CENTURYLINK-US-LEGACY-QWEST, US 367 2559 1367 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 3816 1315 1113 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 1081 Instituto Costarricense de Electricidad y Telec Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.164.235.0/24 7018 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /8:11 /9:6 /10:18 /11:32 /12:94 /13:145 /14:387 /15:767 /16:6039 /17:2605 /18:2733 /19:5712 /20:8595 /21:11047 /22:20193 /23:20642 /24:109535 /25:41 /26:46 /27:67 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2628 5267 UNINET, MX 16509 2161 10289 AMAZON-02, US 209 955 1690 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 792 941 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US 6147 695 1101 Telefonica del Peru S.A.A., PE 8376 552 703 Jordan Data Communications, JO 36914 508 530 KENET-AS, KE 15897 454 528 VODAFONETURKEY, TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:188 3:385 5:393 6:147 7:5 8:619 11:171 12:649 13:312 14:105 15:285 16:184 17:6 18:753 20:33 21:4 22:188 23:1721 24:386 25:1 27:46 29:19 31:244 32:1 34:10 35:60 36:1196 37:389 38:864 39:536 40:27 41:803 42:13 43:177 44:27 45:2795 46:684 47:138 49:13 50:266 51:355 52:1352 54:277 55:927 57:18 58:33 59:34 60:17 61:54 62:367 63:488 64:1416 65:779 66:1138 67:683 68:170 69:717 70:139 71:193 72:367 74:680 75:381 76:186 77:250 78:279 79:160 80:227 81:201 82:222 83:124 84:198 85:379 86:177 87:147 88:175 89:630 90:97 91:662 92:415 93:333 94:509 95:208 96:156 97:34 98:132 99:155 100:11 101:18 102:221 103:1172 104:647 105:77 106:4 107:186 108:305 109:255 110:24 111:1831 112:448 113:35 114:131 115:18 116:34 117:962 118:77 119:105 120:1104 121:37 122:79 123:21 124:57 125:19 128:343 129:271 130:515 131:829 132:520 133:194 134:355 135:82 136:387 137:434 138:808 139:398 140:584 141:335 142:705 143:683 144:340 145:77 146:505 147:408 148:604 149:459 150:291 151:535 152:538 153:116 154:481 155:628 156:445 157:290 158:319 159:576 160:665 161:498 162:660 163:273 164:658 165:385 166:162 167:408 168:991 169:137 170:1191 171:71 172:925 173:620 174:91 175:47 176:264 177:992 178:227 179:572 180:53 181:924 182:35 183:831 184:195 185:2482 186:909 187:1051 188:573 189:1186 190:2692 191:266 192:3821 193:1419 194:998 195:672 196:434 197:660 198:1972 199:3816 200:2558 201:2329 202:1093 203:654 204:1697 205:1683 206:1146 207:1100 208:873 209:1307 210:348 211:442 212:737 213:710 214:1026 215:42 216:1649 217:334 218:526 219:38 220:30 221:300 222:20 223:637 End of report