[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jul 6 21:13:21 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Sun 06 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: 988911
Prefixes after maximum aggregation (per Origin AS): 382222
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 485389
Number of IPv4 prefixes with a valid ROA: 554504
Number of IPv4 prefixes with an invalid ROA: 146
Number of IPv4 prefixes with no ROA: 434261
Total ASes present in the Internet Routing Table: 76932
Prefixes per ASN: 12.85
Origin-only ASes present in the Internet Routing Table: 65907
Origin ASes announcing only one prefix: 26883
Transit ASes present in the Internet Routing Table: 11025
Transit-only ASes present in the Internet Routing Table: 555
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: 1116
Number of instances of unregistered ASNs: 1152
Number of 32-bit ASNs allocated by the RIRs: 46782
Number of 32-bit ASNs visible in the Routing Table: 38479
Prefixes from 32-bit ASNs in the Routing Table: 204718
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: 456
Number of addresses announced to Internet: 3105957120
Equivalent to 185 /8s, 33 /16s and 37 /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: 323188
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 260334
Total APNIC prefixes after maximum aggregation: 77487
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 251191
Unique aggregates announced from the APNIC address blocks: 104583
APNIC Region origin ASes present in the Internet Routing Table: 14671
APNIC Prefixes per ASN: 17.12
APNIC Region origin ASes announcing only one prefix: 4476
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: 10202
Number of APNIC addresses announced to Internet: 748979712
Equivalent to 44 /8s, 164 /16s and 134 /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: 291645
Total ARIN prefixes after maximum aggregation: 131862
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 293121
Unique aggregates announced from the ARIN address blocks: 140435
ARIN Region origin ASes present in the Internet Routing Table: 19231
ARIN Prefixes per ASN: 15.24
ARIN Region origin ASes announcing only one prefix: 7029
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: 5241
Number of ARIN addresses announced to Internet: 1349143552
Equivalent to 80 /8s, 106 /16s and 76 /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: 276219
Total RIPE prefixes after maximum aggregation: 135783
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 275091
Unique aggregates announced from the RIPE address blocks: 176953
RIPE Region origin ASes present in the Internet Routing Table: 28912
RIPE Prefixes per ASN: 9.51
RIPE Region origin ASes announcing only one prefix: 12018
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: 12516
Number of RIPE addresses announced to Internet: 731190272
Equivalent to 43 /8s, 149 /16s and 20 /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: 124250
Total LACNIC prefixes after maximum aggregation: 29687
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 120677
Unique aggregates announced from the LACNIC address blocks: 49073
LACNIC Region origin ASes present in the Internet Routing Table: 11276
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2668
LACNIC Region transit ASes present in the Internet Routing Table: 2519
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9236
Number of LACNIC addresses announced to Internet: 171207424
Equivalent to 10 /8s, 52 /16s and 107 /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: 35347
Total AfriNIC prefixes after maximum aggregation: 6675
AfriNIC Deaggregation factor: 5.30
Prefixes being announced from the AfriNIC address blocks: 48374
Unique aggregates announced from the AfriNIC address blocks: 13939
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 25.18
AfriNIC Region origin ASes announcing only one prefix: 692
AfriNIC Region transit ASes present in the Internet Routing Table: 379
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: 1284
Number of AfriNIC addresses announced to Internet: 105183232
Equivalent to 6 /8s, 68 /16s and 248 /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 4415 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4358 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 1868 100 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 2179 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 13586 40951 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 3467 8767 861 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 2837 215 1730 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 7654 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 2402 361 582 TELLCOM-AS, TR
212238 2353 168 1721 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1593 1852 14 TE-AS TE-AS, EG
8551 1422 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 12273 3259 575 UNINET, MX
10620 3508 481 1019 Telmex Colombia S.A., CO
13999 2538 538 356 Mega Cable, S.A. de C.V., MX
11830 1986 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 1023 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 1819 660 28 RAYA-AS, EG
24863 1621 389 17 LINKdotNET-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
36903 1248 553 97 MT-MPLS, MA
37069 1108 1100 18 MOBINIL, EG
36935 1063 520 44 Vodafone-, EG
36914 576 82 3 KENET-AS, KE
20011 568 154 212 INTERNET-SOLUTIONS, ZA
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 13586 40951 5233 AMAZON-02, US
8151 12273 3259 575 UNINET, MX
9808 11563 8759 114 CHINAMOBILE-CN China Mobile Communication
12479 7654 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 4415 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4358 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 12273 11698 UNINET, MX
9808 11563 11449 CHINAMOBILE-CN China Mobile Communications Grou
12479 7654 7506 UNI2-AS, ES
7545 6147 5524 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4415 4390 FPT-AS-AP FPT Telecom Company, VN
11492 4781 4177 CABLEONE, US
9498 4358 4046 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 /11:92 /12:298
/13:585 /14:1210 /15:2153 /16:13791 /17:8236 /18:13510
/19:24548 /20:44039 /21:51879 /22:112208 /23:103024 /24:613266
/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 6577 7654 UNI2-AS, ES
8151 6482 12273 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 2337 13586 AMAZON-02, US
30036 2267 2609 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2195 3508 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)
----------------------------------------------
1:2368 2:1539 3:827 4:10 5:4741 6:162
7:6 8:1572 9:1 11:172 12:1344 13:450
14:2549 15:364 16:285 17:381 18:894 20:555
21:4 22:188 23:7740 24:2729 25:2 27:2789
29:19 31:3310 32:35 33:1 34:80 35:258
36:3271 37:4567 38:9378 39:907 40:232 41:4282
42:1927 43:2659 44:376 45:18634 46:5115 47:326
49:1817 50:1891 51:591 52:1554 54:321 55:1097
56:11 57:272 58:2187 59:1188 60:1173 61:2787
62:2926 63:1798 64:5530 65:2053 66:4720 67:3092
68:1121 69:3957 70:1114 71:626 72:2873 74:2793
75:1515 76:607 77:2775 78:1909 79:1732 80:2200
81:2077 82:3186 83:1451 84:1881 85:3468 86:1081
87:2146 88:1346 89:4393 90:776 91:8396 92:2749
93:2942 94:4036 95:4403 96:1489 97:310 98:1001
99:692 100:72 101:1406 102:3888 103:32273 104:5226
105:762 106:977 107:2661 108:1258 109:4138 110:2235
111:3237 112:2184 113:1840 114:1961 115:2203 116:2060
117:2591 118:2983 119:1907 120:2100 121:1327 122:2794
123:2227 124:1614 125:2877 126:91 128:1615 129:959
130:1301 131:2049 132:765 133:451 134:1570 135:349
136:1385 137:1315 138:2808 139:1595 140:1629 141:1505
142:1898 143:1956 144:1160 145:556 146:2177 147:2104
148:2709 149:2933 150:1263 151:2187 152:2087 153:590
154:7746 155:1769 156:3181 157:1932 158:1342 159:2508
160:3614 161:1860 162:3870 163:2232 164:1860 165:2053
166:1510 167:2004 168:3961 169:782 170:5116 171:1008
172:4453 173:3360 174:927 175:1325 176:3700 177:4717
178:3907 179:2314 180:2598 181:4096 182:3490 183:2103
184:2128 185:21646 186:5189 187:4626 188:4268 189:4335
190:9574 191:1460 192:11328 193:9490 194:7770 195:5565
196:3316 197:3246 198:6197 199:8535 200:8202 201:6388
202:10350 203:10665 204:4599 205:3663 206:4479 207:3636
208:4281 209:5154 210:4617 211:2553 212:4587 213:3814
214:1015 215:46 216:6783 217:3203 218:1362 219:392
220:2142 221:1153 222:714 223:2547
End of report
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