IPv4 R&E Routing Table Report 21:10 GMT Sun 03 Jul, 2022 IPv4 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 896449 Prefixes after maximum aggregation (per Origin AS): 338680 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 434550 Number of IPv4 prefixes with a valid ROA: 334277 Number of IPv4 prefixes with an invalid ROA: 2993 Number of IPv4 prefixes with no ROA: 559179 Total ASes present in the Internet Routing Table: 73331 Prefixes per ASN: 12.22 Origin-only ASes present in the Internet Routing Table: 63007 Origin ASes announcing only one prefix: 25856 Transit ASes present in the Internet Routing Table: 10324 Transit-only ASes present in the Internet Routing Table: 371 Paths with bogon ASNs present in the IPv4 Routing Table: 51 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 934 Number of instances of unregistered ASNs: 940 Number of 32-bit ASNs allocated by the RIRs: 39733 Number of 32-bit ASNs visible in the Routing Table: 32918 Prefixes from 32-bit ASNs in the Routing Table: 157050 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: 488 Number of addresses announced to Internet: 3067931392 Equivalent to 182 /8s, 220 /16s and 235 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 299005 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236743 Total APNIC prefixes after maximum aggregation: 66745 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 231974 Unique aggregates announced from the APNIC address blocks: 95367 APNIC Region origin ASes present in the Internet Routing Table: 12747 APNIC Prefixes per ASN: 18.20 APNIC Region origin ASes announcing only one prefix: 3649 APNIC Region transit ASes present in the Internet Routing Table: 1749 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7969 Number of APNIC addresses announced to Internet: 772682752 Equivalent to 46 /8s, 14 /16s and 52 /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: 263532 Total ARIN prefixes after maximum aggregation: 120533 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263672 Unique aggregates announced from the ARIN address blocks: 126829 ARIN Region origin ASes present in the Internet Routing Table: 19051 ARIN Prefixes per ASN: 13.84 ARIN Region origin ASes announcing only one prefix: 6926 ARIN Region transit ASes present in the Internet Routing Table: 1932 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4547 Number of ARIN addresses announced to Internet: 1296669952 Equivalent to 77 /8s, 73 /16s and 157 /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: 251110 Total RIPE prefixes after maximum aggregation: 117515 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248412 Unique aggregates announced from the RIPE address blocks: 151745 RIPE Region origin ASes present in the Internet Routing Table: 28160 RIPE Prefixes per ASN: 8.82 RIPE Region origin ASes announcing only one prefix: 12043 RIPE Region transit ASes present in the Internet Routing Table: 3931 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10732 Number of RIPE addresses announced to Internet: 713980928 Equivalent to 42 /8s, 142 /16s and 124 /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: 116106 Total LACNIC prefixes after maximum aggregation: 27657 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 115892 Unique aggregates announced from the LACNIC address blocks: 48748 LACNIC Region origin ASes present in the Internet Routing Table: 10975 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2662 LACNIC Region transit ASes present in the Internet Routing Table: 2221 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8692 Number of LACNIC addresses announced to Internet: 176466688 Equivalent to 10 /8s, 132 /16s and 171 /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: 28024 Total AfriNIC prefixes after maximum aggregation: 5527 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 36010 Unique aggregates announced from the AfriNIC address blocks: 11445 AfriNIC Region origin ASes present in the Internet Routing Table: 1652 AfriNIC Prefixes per ASN: 21.80 AfriNIC Region origin ASes announcing only one prefix: 576 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 978 Number of AfriNIC addresses announced to Internet: 107847424 Equivalent to 6 /8s, 109 /16s and 159 /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 9259 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5922 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3558 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3495 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3421 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2422 499 236 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11123 595 KIXS-AS-KR Korea Telecom, KR 45090 2172 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2125 425 216 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6706 10381 2671 AMAZON-02, US 11492 4508 299 676 CABLEONE, US 22773 3943 3153 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3902 265 32 VIASAT-SP-BACKBONE, US 16625 3453 1772 2494 AKAMAI-AS, US 6327 3435 1319 63 SHAW, CA 749 2992 50740 2250 DNIC-AS-00749, US 30036 2631 374 139 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2510 3343 359 GOOGLE-CLOUD-PLATFORM, US 209 2430 4952 413 CENTURYLINK-US-LEGACY-QWEST, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6885 1730 144 UNI2-AS, ES 8551 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4004 3193 567 AKAMAI-ASN1, NL 12389 2915 2289 909 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2565 253 1330 M247, GB 34984 2245 358 634 TELLCOM-AS, TR 58224 1802 935 587 TCI, IR 13188 1610 100 27 TRIOLAN, UA Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10775 3403 550 Uninet S.A. de C.V., MX 10620 3472 514 773 Telmex Colombia S.A., CO 11830 2436 369 64 Instituto Costarricense de Electricidad 13999 1897 311 498 Mega Cable, S.A. de C.V., MX 28573 1367 2328 275 Claro NXT Telecomunicacoes Ltda, BR 6503 1307 344 526 Axtel, S.A.B. de C.V., MX 3816 1260 675 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1077 369 21 Telefonica del Peru S.A.A., PE 11664 1035 190 440 Techtel LMDS Comunicaciones Interactiva 26615 979 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1611 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1317 1519 264 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 959 65 57 ORANGE-COTE-IVOIRE, CI 36935 777 520 42 Vodafone-, EG 6713 610 1863 34 IAM-AS, MA 15399 518 52 37 WANANCHI-, KE 37342 463 32 1 MOVITEL, MZ 23889 412 232 16 MauritiusTelecom, MU Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10775 3403 550 Uninet S.A. de C.V., MX 9808 9259 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6885 1730 144 UNI2-AS, ES 16509 6706 10381 2671 AMAZON-02, US 7545 5922 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4508 299 676 CABLEONE, US 8551 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4004 3193 567 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9259 9213 CHINAMOBILE-CN China Mobile Communications Grou 12479 6885 6741 UNI2-AS, ES 7545 5922 5233 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4760 ERX-CERNET-BKB China Education and Research Net 16509 6706 4035 AMAZON-02, US 8551 4011 3972 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3902 3870 VIASAT-SP-BACKBONE, US 11492 4508 3832 CABLEONE, US 22773 3943 3577 ASN-CXA-ALL-CCI-22773-RDC, US Complete listing at https://bgp.nsrc.org/REN/AARNET/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 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 394856 UNALLOCATED 8.40.216.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, 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/AARNET/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/AARNET/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 /10:41 /11:100 /12:307 /13:593 /14:1202 /15:2092 /16:13542 /17:8350 /18:13902 /19:25110 /20:44472 /21:51663 /22:108384 /23:96093 /24:530568 /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 5863 6885 UNI2-AS, ES 8151 4496 10775 Uninet S.A. de C.V., MX 8551 3475 4011 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3415 4508 CABLEONE, US 6327 3246 3435 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3902 VIASAT-SP-BACKBONE, US 22773 2941 3943 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2576 2718 UKRTELNET, UA 30036 2288 2631 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1918 2:1044 3:157 4:5 5:3804 6:109 7:6 8:1540 9:1 11:173 12:1644 13:336 14:2341 15:228 16:44 17:385 18:175 19:1 20:238 21:4 22:188 23:5747 24:2388 25:6 27:2683 29:19 31:2452 32:92 34:7 35:88 36:1797 37:4425 38:3178 39:712 40:152 41:3901 42:1127 43:2222 44:292 45:16006 46:4110 47:328 49:1680 50:1949 51:237 52:1456 54:386 55:844 56:8 57:60 58:1826 59:1190 60:971 61:2263 62:2507 63:1933 64:5560 65:2345 66:4880 67:2984 68:1190 69:4179 70:1335 71:686 72:3047 74:2633 75:1398 76:587 77:2222 78:1835 79:3133 80:1973 81:1622 82:1498 83:1213 84:1333 85:2941 86:714 87:1913 88:1151 89:3323 90:541 91:7609 92:2016 93:2548 94:3455 95:3833 96:1309 97:352 98:1011 99:751 100:76 101:1049 102:2123 103:29440 104:4484 105:467 106:872 107:2548 108:852 109:4285 110:1989 111:3279 112:2037 113:1500 114:1499 115:2182 116:1892 117:2567 118:2300 119:1867 120:1658 121:1118 122:2528 123:2130 124:1540 125:2136 128:1257 129:1061 130:986 131:2036 132:820 133:377 134:1944 135:278 136:894 137:1008 138:2470 139:1537 140:896 141:1440 142:1299 143:1435 144:1203 145:350 146:1831 147:1520 148:2238 149:1728 150:866 151:1069 152:1852 153:537 154:3573 155:1442 156:1690 157:1262 158:1040 159:2232 160:2500 161:1293 162:3481 163:1292 164:1640 165:1628 166:757 167:1752 168:3827 169:887 170:4509 171:831 172:3229 173:3133 174:1020 175:1147 176:3545 177:4733 178:3532 179:2149 180:2353 181:3063 182:3208 183:1957 184:2345 185:19624 186:4419 187:3829 188:3962 189:3414 190:9048 191:1456 192:11010 193:8668 194:7081 195:4988 196:3039 197:2417 198:5993 199:6053 200:7592 201:5877 202:10544 203:10235 204:4535 205:3479 206:3729 207:3396 208:4024 209:4687 210:4484 211:2430 212:4023 213:3438 214:1138 215:66 216:6497 217:2636 218:1314 219:572 220:1998 221:973 222:839 223:2158 End of report