[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jul 12 21:13:37 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Sat 12 Jul, 2025
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: 987448
Prefixes after maximum aggregation (per Origin AS): 382784
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 485813
Number of IPv4 prefixes with a valid ROA: 554993
Number of IPv4 prefixes with an invalid ROA: 142
Number of IPv4 prefixes with no ROA: 432313
Total ASes present in the Internet Routing Table: 76977
Prefixes per ASN: 12.83
Origin-only ASes present in the Internet Routing Table: 65920
Origin ASes announcing only one prefix: 26903
Transit ASes present in the Internet Routing Table: 11057
Transit-only ASes present in the Internet Routing Table: 557
Paths with bogon ASNs present in the IPv4 Routing Table: 43
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 52
Max AS path prepend of ASN ( 7438) 33
Prefixes from unregistered ASNs in the Routing Table: 1137
Number of instances of unregistered ASNs: 1173
Number of 32-bit ASNs allocated by the RIRs: 46816
Number of 32-bit ASNs visible in the Routing Table: 38536
Prefixes from 32-bit ASNs in the Routing Table: 205193
Number of bogon 32-bit ASNs visible in the Routing Table: 115
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 475
Number of addresses announced to Internet: 3106303744
Equivalent to 185 /8s, 38 /16s and 111 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 322626
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 261229
Total APNIC prefixes after maximum aggregation: 77820
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 251885
Unique aggregates announced from the APNIC address blocks: 104824
APNIC Region origin ASes present in the Internet Routing Table: 14700
APNIC Prefixes per ASN: 17.14
APNIC Region origin ASes announcing only one prefix: 4484
APNIC Region transit ASes present in the Internet Routing Table: 1977
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10228
Number of APNIC addresses announced to Internet: 749151744
Equivalent to 44 /8s, 167 /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, 131072-155961
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: 291270
Total ARIN prefixes after maximum aggregation: 131934
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 293216
Unique aggregates announced from the ARIN address blocks: 140702
ARIN Region origin ASes present in the Internet Routing Table: 19219
ARIN Prefixes per ASN: 15.26
ARIN Region origin ASes announcing only one prefix: 7030
ARIN Region transit ASes present in the Internet Routing Table: 1993
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 34
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5248
Number of ARIN addresses announced to Internet: 1349342976
Equivalent to 80 /8s, 109 /16s and 87 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 276489
Total RIPE prefixes after maximum aggregation: 135813
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 275368
Unique aggregates announced from the RIPE address blocks: 176942
RIPE Region origin ASes present in the Internet Routing Table: 28934
RIPE Prefixes per ASN: 9.52
RIPE Region origin ASes announcing only one prefix: 12031
RIPE Region transit ASes present in the Internet Routing Table: 3985
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12543
Number of RIPE addresses announced to Internet: 731441664
Equivalent to 43 /8s, 152 /16s and 234 /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,
53/8, 57/8, 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: 124351
Total LACNIC prefixes after maximum aggregation: 29729
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 120691
Unique aggregates announced from the LACNIC address blocks: 49083
LACNIC Region origin ASes present in the Internet Routing Table: 11275
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2659
LACNIC Region transit ASes present in the Internet Routing Table: 2528
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 36
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9234
Number of LACNIC addresses announced to Internet: 171182848
Equivalent to 10 /8s, 52 /16s and 11 /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: 32972
Total AfriNIC prefixes after maximum aggregation: 6726
AfriNIC Deaggregation factor: 4.90
Prefixes being announced from the AfriNIC address blocks: 45812
Unique aggregates announced from the AfriNIC address blocks: 13844
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 23.90
AfriNIC Region origin ASes announcing only one prefix: 699
AfriNIC Region transit ASes present in the Internet Routing Table: 384
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1283
Number of AfriNIC addresses announced to Internet: 104923136
Equivalent to 6 /8s, 65 /16s and 0 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 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 11755 8762 116 CHINAMOBILE-CN China Mobile Communication
7545 6148 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4495 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4361 535 312 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3701 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3280 1868 100 VNPT-AS-VN VNPT Corp, VN
24560 2902 862 519 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2649 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2184 434 193 TATACOMM-AS TATA Communications formerly
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 13665 40960 5261 AMAZON-02, US
11492 4788 317 606 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 82 SHAW, CA
22773 3607 3039 210 ASN-CXA-ALL-CCI-22773-RDC, US
174 3465 8769 847 COGENT-174, US
749 3225 54767 2476 DNIC-AS-00749, US
396982 3195 3854 432 GOOGLE-CLOUD-PLATFORM, US
16625 3107 1308 2248 AKAMAI-AS, US
4155 2849 216 1727 USDA-1, 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 7637 1713 150 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4077 3395 127 AKAMAI-ASN1, NL
9009 3776 359 2107 M247, RO
12389 3119 2317 875 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2402 361 582 TELLCOM-AS, TR
212238 2347 167 1714 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1602 1852 14 TE-AS TE-AS, EG
203020 1426 160 609 HOSTROYALE, IN
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 12289 3252 567 UNINET, MX
10620 3512 481 1022 Telmex Colombia S.A., CO
13999 2530 538 352 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1369 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1346 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1197 371 22 Telefonica del Peru S.A.A., PE
11664 1188 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1053 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1023 2487 55 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
24835 1620 633 33 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36903 1249 554 96 MT-MPLS, MA
36992 1143 1466 339 ETISALAT-MISR, EG
36935 748 520 39 Vodafone-, EG
24863 658 389 22 LINKdotNET-AS, EG
37069 600 1112 11 MOBINIL, EG
20011 568 154 212 INTERNET-SOLUTIONS, ZA
36914 568 82 3 KENET-AS, KE
15399 531 56 54 WANANCHI-, KE
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
16509 13665 40960 5261 AMAZON-02, US
8151 12289 3252 567 UNINET, MX
9808 11755 8762 116 CHINAMOBILE-CN China Mobile Communication
12479 7637 1713 150 UNI2-AS, ES
7545 6148 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4788 317 606 CABLEONE, US
18403 4495 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4361 535 312 BBIL-AP BHARTI Airtel Ltd., IN
20940 4077 3395 127 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
8151 12289 11722 UNINET, MX
9808 11755 11639 CHINAMOBILE-CN China Mobile Communications Grou
12479 7637 7487 UNI2-AS, ES
7545 6148 5525 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4495 4470 FPT-AS-AP FPT Telecom Company, VN
11492 4788 4182 CABLEONE, US
9498 4361 4049 BBIL-AP BHARTI Airtel Ltd., IN
20940 4077 3950 AKAMAI-ASN1, NL
7552 3922 3895 VIETEL-AS-AP Viettel Group, VN
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
206734 UNALLOCATED 5.175.236.0/24 215120 EVOLUS-IX, AT
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
398074 UNALLOCATED 8.28.115.0/24 32787 PROLEXIC-TECHNOLOGIES-D
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 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
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US
23.147.224.0/24 Origin: 27392 639-DATACENTERS, US
23.147.224.0/24 Transit: 3356 LEVEL3, US
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 /9:14 /10:41 /11:92 /12:298
/13:580 /14:1203 /15:2149 /16:13764 /17:8220 /18:13497
/19:24477 /20:43511 /21:51684 /22:111364 /23:102832 /24:613705
/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 6570 7637 UNI2-AS, ES
8151 6517 12289 UNINET, MX
11492 3582 4788 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3433 3636 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2736 3607 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2344 13665 AMAZON-02, US
30036 2272 2614 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2199 3512 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2396 2:1529 3:851 4:10 5:4764 6:162
7:6 8:1555 9:1 11:172 12:1341 13:457
14:2555 15:366 16:285 17:377 18:898 20:556
21:4 22:188 23:7766 24:2729 25:2 27:2813
29:19 31:3311 32:35 33:1 34:80 35:259
36:3526 37:4587 38:9415 39:908 40:250 41:4124
42:1980 43:2680 44:375 45:18514 46:5109 47:335
49:1881 50:1939 51:592 52:1554 54:324 55:1109
56:11 57:273 58:2188 59:1187 60:1174 61:2788
62:2885 63:1797 64:5537 65:2058 66:4727 67:3103
68:1126 69:3891 70:1107 71:630 72:2873 74:2795
75:1509 76:608 77:2761 78:1920 79:1714 80:2193
81:2072 82:3167 83:1445 84:1877 85:3463 86:1084
87:2139 88:1346 89:4427 90:774 91:8419 92:2753
93:2944 94:4098 95:4423 96:1467 97:310 98:1005
99:697 100:72 101:1180 102:3907 103:32274 104:5278
105:742 106:974 107:2661 108:1257 109:4167 110:2232
111:3272 112:2219 113:1844 114:1953 115:2250 116:2058
117:2595 118:2984 119:1916 120:2115 121:1333 122:2789
123:2227 124:1628 125:2877 126:91 128:1615 129:965
130:1305 131:2062 132:772 133:450 134:1579 135:349
136:1433 137:1322 138:2834 139:1592 140:1632 141:1534
142:1917 143:1943 144:1178 145:561 146:2179 147:2103
148:2704 149:2936 150:1228 151:2224 152:2078 153:591
154:7689 155:1821 156:3046 157:1937 158:1342 159:2491
160:3626 161:1856 162:3885 163:2246 164:1867 165:2080
166:1511 167:2021 168:3986 169:785 170:5132 171:1007
172:4438 173:3363 174:927 175:1327 176:3706 177:4714
178:3949 179:2308 180:2610 181:4099 182:3496 183:2143
184:2101 185:21568 186:5216 187:4618 188:4267 189:4312
190:9551 191:1479 192:11338 193:9477 194:7782 195:5573
196:3232 197:3146 198:6207 199:8552 200:8232 201:6388
202:10367 203:10646 204:4600 205:3643 206:4516 207:3629
208:4289 209:5163 210:4615 211:2572 212:4554 213:3793
214:1034 215:46 216:6780 217:3170 218:1362 219:393
220:2142 221:1186 222:713 223:2609
End of report
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