[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jul 4 21:13:31 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Fri 04 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: 988768
Prefixes after maximum aggregation (per Origin AS): 382144
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 485377
Number of IPv4 prefixes with a valid ROA: 554475
Number of IPv4 prefixes with an invalid ROA: 146
Number of IPv4 prefixes with no ROA: 434147
Total ASes present in the Internet Routing Table: 76937
Prefixes per ASN: 12.85
Origin-only ASes present in the Internet Routing Table: 65912
Origin ASes announcing only one prefix: 26896
Transit ASes present in the Internet Routing Table: 11025
Transit-only ASes present in the Internet Routing Table: 553
Paths with bogon ASNs present in the IPv4 Routing Table: 26
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 78
Max AS path prepend of ASN (133647) 73
Prefixes from unregistered ASNs in the Routing Table: 1107
Number of instances of unregistered ASNs: 1143
Number of 32-bit ASNs allocated by the RIRs: 46755
Number of 32-bit ASNs visible in the Routing Table: 38475
Prefixes from 32-bit ASNs in the Routing Table: 204608
Number of bogon 32-bit ASNs visible in the Routing Table: 98
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 443
Number of addresses announced to Internet: 3105801984
Equivalent to 185 /8s, 30 /16s and 199 /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: 323246
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 260288
Total APNIC prefixes after maximum aggregation: 77440
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 251155
Unique aggregates announced from the APNIC address blocks: 104522
APNIC Region origin ASes present in the Internet Routing Table: 14661
APNIC Prefixes per ASN: 17.13
APNIC Region origin ASes announcing only one prefix: 4468
APNIC Region transit ASes present in the Internet Routing Table: 1967
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 78
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10191
Number of APNIC addresses announced to Internet: 748896000
Equivalent to 44 /8s, 163 /16s and 63 /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: 291620
Total ARIN prefixes after maximum aggregation: 131844
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 293107
Unique aggregates announced from the ARIN address blocks: 140400
ARIN Region origin ASes present in the Internet Routing Table: 19235
ARIN Prefixes per ASN: 15.24
ARIN Region origin ASes announcing only one prefix: 7032
ARIN Region transit ASes present in the Internet Routing Table: 1990
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: 5240
Number of ARIN addresses announced to Internet: 1349099776
Equivalent to 80 /8s, 105 /16s and 161 /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: 276253
Total RIPE prefixes after maximum aggregation: 135735
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 275201
Unique aggregates announced from the RIPE address blocks: 176982
RIPE Region origin ASes present in the Internet Routing Table: 28917
RIPE Prefixes per ASN: 9.52
RIPE Region origin ASes announcing only one prefix: 12025
RIPE Region transit ASes present in the Internet Routing Table: 3986
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: 12520
Number of RIPE addresses announced to Internet: 731325440
Equivalent to 43 /8s, 151 /16s and 36 /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: 124171
Total LACNIC prefixes after maximum aggregation: 29713
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 120581
Unique aggregates announced from the LACNIC address blocks: 49086
LACNIC Region origin ASes present in the Internet Routing Table: 11280
LACNIC Prefixes per ASN: 10.69
LACNIC Region origin ASes announcing only one prefix: 2675
LACNIC Region transit ASes present in the Internet Routing Table: 2516
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9234
Number of LACNIC addresses announced to Internet: 171203328
Equivalent to 10 /8s, 52 /16s and 91 /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: 35329
Total AfriNIC prefixes after maximum aggregation: 6686
AfriNIC Deaggregation factor: 5.28
Prefixes being announced from the AfriNIC address blocks: 48280
Unique aggregates announced from the AfriNIC address blocks: 13994
AfriNIC Region origin ASes present in the Internet Routing Table: 1927
AfriNIC Prefixes per ASN: 25.05
AfriNIC Region origin ASes announcing only one prefix: 696
AfriNIC Region transit ASes present in the Internet Routing Table: 382
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1290
Number of AfriNIC addresses announced to Internet: 105027840
Equivalent to 6 /8s, 66 /16s and 153 /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 11563 8759 114 CHINAMOBILE-CN China Mobile Communication
7545 6147 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4419 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4351 535 312 BBIL-AP BHARTI Airtel Ltd., IN
7552 3924 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3697 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3277 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2899 862 526 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2425 811 178 CMNET-JIANGSU-AP China Mobile communicati
4755 2180 434 194 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 13597 40950 5233 AMAZON-02, US
11492 4781 317 604 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3637 1320 82 SHAW, CA
22773 3600 3036 207 ASN-CXA-ALL-CCI-22773-RDC, US
174 3464 8766 857 COGENT-174, US
749 3226 54767 2477 DNIC-AS-00749, US
396982 3193 3854 430 GOOGLE-CLOUD-PLATFORM, US
16625 3115 1308 2251 AKAMAI-AS, US
4155 2838 215 1729 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 7655 1713 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4076 3395 127 AKAMAI-ASN1, NL
9009 3775 351 2105 M247, RO
12389 3119 2305 883 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2403 361 583 TELLCOM-AS, TR
212238 2356 169 1724 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1592 1852 14 TE-AS TE-AS, EG
8551 1419 366 39 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
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 12265 3259 576 UNINET, MX
10620 3509 481 1020 Telmex Colombia S.A., CO
13999 2540 538 356 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1368 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1344 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1195 371 22 Telefonica del Peru S.A.A., PE
11664 1188 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1063 70 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1022 373 162 Axtel, S.A.B. de C.V., MX
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 1823 660 28 RAYA-AS, EG
24863 1618 389 16 LINKdotNET-AS, EG
29571 1606 102 33 ORANGE-COTE-IVOIRE, CI
36992 1424 1481 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
37069 1108 1100 18 MOBINIL, EG
36935 1063 520 44 Vodafone-, EG
20011 568 154 212 INTERNET-SOLUTIONS, ZA
36914 556 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 13597 40950 5233 AMAZON-02, US
8151 12265 3259 576 UNINET, MX
9808 11563 8759 114 CHINAMOBILE-CN China Mobile Communication
12479 7655 1713 148 UNI2-AS, ES
7545 6147 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4781 317 604 CABLEONE, US
18403 4419 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4351 535 312 BBIL-AP BHARTI Airtel Ltd., IN
20940 4076 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 12265 11689 UNINET, MX
9808 11563 11449 CHINAMOBILE-CN China Mobile Communications Grou
12479 7655 7507 UNI2-AS, ES
7545 6147 5524 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4419 4394 FPT-AS-AP FPT Telecom Company, VN
11492 4781 4177 CABLEONE, US
9498 4351 4039 BBIL-AP BHARTI Airtel Ltd., IN
20940 4076 3949 AKAMAI-ASN1, NL
7552 3924 3897 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
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
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
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
395195 UNALLOCATED 8.38.115.0/24 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
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
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 /11:91 /12:297
/13:583 /14:1210 /15:2154 /16:13788 /17:8236 /18:13515
/19:24548 /20:44031 /21:51878 /22:112190 /23:102993 /24:613182
/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 6578 7655 UNI2-AS, ES
8151 6471 12265 UNINET, MX
11492 3577 4781 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3433 3637 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2732 3600 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2347 13597 AMAZON-02, US
30036 2267 2609 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2196 3509 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)
----------------------------------------------
1:2384 2:1539 3:831 4:10 5:4759 6:162
7:6 8:1573 9:1 11:172 12:1345 13:447
14:2541 15:363 16:285 17:383 18:894 20:555
21:4 22:188 23:7739 24:2729 25:2 27:2789
29:19 31:3313 32:35 33:1 34:80 35:258
36:3272 37:4584 38:9372 39:907 40:229 41:4294
42:1931 43:2651 44:378 45:18601 46:5143 47:326
49:1817 50:1893 51:590 52:1554 54:321 55:1103
56:11 57:272 58:2187 59:1188 60:1173 61:2786
62:2923 63:1799 64:5528 65:2064 66:4722 67:3090
68:1122 69:3958 70:1114 71:626 72:2873 74:2791
75:1515 76:607 77:2779 78:1908 79:1732 80:2200
81:2078 82:3185 83:1463 84:1878 85:3468 86:1086
87:2139 88:1345 89:4401 90:776 91:8397 92:2750
93:2944 94:4051 95:4399 96:1489 97:311 98:1000
99:692 100:72 101:1405 102:3864 103:32267 104:5220
105:761 106:977 107:2663 108:1261 109:4137 110:2236
111:3224 112:2184 113:1842 114:1961 115:2203 116:2060
117:2592 118:2986 119:1909 120:2100 121:1327 122:2793
123:2226 124:1613 125:2870 126:91 128:1614 129:959
130:1299 131:2046 132:778 133:450 134:1570 135:349
136:1384 137:1314 138:2813 139:1595 140:1629 141:1510
142:1898 143:1958 144:1159 145:556 146:2178 147:2108
148:2701 149:2934 150:1264 151:2183 152:2086 153:590
154:7698 155:1774 156:3157 157:1930 158:1338 159:2506
160:3614 161:1859 162:3875 163:2229 164:1865 165:2049
166:1506 167:2002 168:3972 169:781 170:5121 171:1008
172:4456 173:3363 174:928 175:1325 176:3709 177:4720
178:3907 179:2312 180:2598 181:4091 182:3490 183:2101
184:2128 185:21641 186:5188 187:4595 188:4266 189:4319
190:9574 191:1460 192:11321 193:9487 194:7768 195:5566
196:3315 197:3225 198:6201 199:8536 200:8208 201:6385
202:10363 203:10665 204:4602 205:3661 206:4471 207:3632
208:4281 209:5153 210:4616 211:2551 212:4587 213:3817
214:1014 215:46 216:6783 217:3203 218:1362 219:392
220:2142 221:1153 222:714 223:2545
End of report
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