[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jun 8 21:13:00 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Sun 08 Jun, 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: 985501
Prefixes after maximum aggregation (per Origin AS): 379887
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 482048
Number of IPv4 prefixes with a valid ROA: 549161
Number of IPv4 prefixes with an invalid ROA: 155
Number of IPv4 prefixes with no ROA: 436184
Total ASes present in the Internet Routing Table: 76888
Prefixes per ASN: 12.82
Origin-only ASes present in the Internet Routing Table: 65875
Origin ASes announcing only one prefix: 26931
Transit ASes present in the Internet Routing Table: 11013
Transit-only ASes present in the Internet Routing Table: 552
Paths with bogon ASNs present in the IPv4 Routing Table: 24
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 35
Max AS path prepend of ASN ( 40933) 31
Prefixes from unregistered ASNs in the Routing Table: 993
Number of instances of unregistered ASNs: 1027
Number of 32-bit ASNs allocated by the RIRs: 46629
Number of 32-bit ASNs visible in the Routing Table: 38332
Prefixes from 32-bit ASNs in the Routing Table: 203074
Number of bogon 32-bit ASNs visible in the Routing Table: 94
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 445
Number of addresses announced to Internet: 3110466560
Equivalent to 185 /8s, 101 /16s and 244 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 322615
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258341
Total APNIC prefixes after maximum aggregation: 77208
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 249706
Unique aggregates announced from the APNIC address blocks: 104211
APNIC Region origin ASes present in the Internet Routing Table: 14606
APNIC Prefixes per ASN: 17.10
APNIC Region origin ASes announcing only one prefix: 4452
APNIC Region transit ASes present in the Internet Routing Table: 1958
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10126
Number of APNIC addresses announced to Internet: 748717056
Equivalent to 44 /8s, 160 /16s and 132 /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: 291265
Total ARIN prefixes after maximum aggregation: 131176
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 293044
Unique aggregates announced from the ARIN address blocks: 139521
ARIN Region origin ASes present in the Internet Routing Table: 19247
ARIN Prefixes per ASN: 15.23
ARIN Region origin ASes announcing only one prefix: 7045
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: 5227
Number of ARIN addresses announced to Internet: 1353243392
Equivalent to 80 /8s, 168 /16s and 219 /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: 275139
Total RIPE prefixes after maximum aggregation: 134646
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 273673
Unique aggregates announced from the RIPE address blocks: 175319
RIPE Region origin ASes present in the Internet Routing Table: 28938
RIPE Prefixes per ASN: 9.46
RIPE Region origin ASes announcing only one prefix: 12057
RIPE Region transit ASes present in the Internet Routing Table: 3988
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: 12481
Number of RIPE addresses announced to Internet: 731313920
Equivalent to 43 /8s, 150 /16s and 247 /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: 124235
Total LACNIC prefixes after maximum aggregation: 29531
LACNIC Deaggregation factor: 4.21
Prefixes being announced from the LACNIC address blocks: 120558
Unique aggregates announced from the LACNIC address blocks: 49051
LACNIC Region origin ASes present in the Internet Routing Table: 11261
LACNIC Prefixes per ASN: 10.71
LACNIC Region origin ASes announcing only one prefix: 2680
LACNIC Region transit ASes present in the Internet Routing Table: 2505
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9213
Number of LACNIC addresses announced to Internet: 171924992
Equivalent to 10 /8s, 63 /16s and 94 /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: 35528
Total AfriNIC prefixes after maximum aggregation: 6710
AfriNIC Deaggregation factor: 5.29
Prefixes being announced from the AfriNIC address blocks: 48074
Unique aggregates announced from the AfriNIC address blocks: 13552
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 25.04
AfriNIC Region origin ASes announcing only one prefix: 697
AfriNIC Region transit ASes present in the Internet Routing Table: 377
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: 1285
Number of AfriNIC addresses announced to Internet: 105064192
Equivalent to 6 /8s, 67 /16s and 39 /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 11065 8756 97 CHINAMOBILE-CN China Mobile Communication
7545 6181 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4464 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4303 534 304 BBIL-AP BHARTI Airtel Ltd., IN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3695 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3267 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2881 854 529 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2172 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 13656 40955 5228 AMAZON-02, US
11492 4760 316 593 CABLEONE, US
7155 3863 286 85 VIASAT-SP-BACKBONE, US
6327 3631 1320 81 SHAW, CA
22773 3607 3037 211 ASN-CXA-ALL-CCI-22773-RDC, US
174 3437 8746 891 COGENT-174, US
749 3229 54783 2480 DNIC-AS-00749, US
396982 3182 3853 424 GOOGLE-CLOUD-PLATFORM, US
16625 3140 1313 2263 AKAMAI-AS, US
36352 2815 230 855 AS-COLOCROSSING, 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 7683 1714 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4051 3395 127 AKAMAI-ASN1, NL
9009 3880 357 2084 M247, RO
12389 3109 2306 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2391 360 580 TELLCOM-AS, TR
212238 2247 163 1638 CDNEXT, GB
8452 1634 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1414 94 738 CLOUVIDER Clouvider - Global ASN, GB
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 12182 3255 582 UNINET, MX
10620 3499 480 1017 Telmex Colombia S.A., CO
13999 2548 540 363 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1371 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1340 787 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1199 371 22 Telefonica del Peru S.A.A., PE
11664 1195 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1063 70 376 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1038 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 1780 644 27 RAYA-AS, EG
24863 1634 389 17 LINKdotNET-AS, EG
29571 1614 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
36903 1247 553 104 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1066 523 47 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 551 82 3 KENET-AS, KE
15399 522 55 48 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 13656 40955 5228 AMAZON-02, US
8151 12182 3255 582 UNINET, MX
9808 11065 8756 97 CHINAMOBILE-CN China Mobile Communication
12479 7683 1714 148 UNI2-AS, ES
7545 6181 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4760 316 593 CABLEONE, US
18403 4464 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4303 534 304 BBIL-AP BHARTI Airtel Ltd., IN
20940 4051 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 12182 11600 UNINET, MX
9808 11065 10968 CHINAMOBILE-CN China Mobile Communications Grou
12479 7683 7535 UNI2-AS, ES
7545 6181 5530 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4464 4439 FPT-AS-AP FPT Telecom Company, VN
11492 4760 4167 CABLEONE, US
9498 4303 3999 BBIL-AP BHARTI Airtel Ltd., IN
20940 4051 3924 AKAMAI-ASN1, NL
7552 3923 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
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /12:299
/13:584 /14:1221 /15:2164 /16:13903 /17:8279 /18:13709
/19:24617 /20:44055 /21:51774 /22:112153 /23:102673 /24:609906
/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 6602 7683 UNI2-AS, ES
8151 6383 12182 UNINET, MX
11492 3557 4760 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3427 3631 SHAW, CA
7155 2822 3863 VIASAT-SP-BACKBONE, US
22773 2735 3607 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2385 13656 AMAZON-02, US
30036 2246 2588 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3499 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)
----------------------------------------------
1:2369 2:1517 3:813 4:9 5:4718 6:162
7:6 8:1575 9:1 11:172 12:1353 13:435
14:2520 15:360 16:285 17:376 18:921 20:544
21:4 22:188 23:7617 24:2808 25:2 27:2787
29:19 31:3271 32:36 33:1 34:80 35:257
36:3056 37:4604 38:9209 39:909 40:172 41:4196
42:1989 43:2603 44:381 45:18513 46:5123 47:318
49:1936 50:1889 51:591 52:1570 54:324 55:1092
56:11 57:263 58:2212 59:1185 60:1171 61:2792
62:2935 63:1801 64:5470 65:2067 66:4655 67:3064
68:1157 69:3948 70:1138 71:636 72:2858 74:2800
75:1518 76:616 77:2716 78:1910 79:1709 80:2222
81:2050 82:3135 83:1448 84:1873 85:3446 86:1077
87:2142 88:1330 89:4399 90:770 91:8382 92:2711
93:2919 94:4045 95:4362 96:1461 97:311 98:1021
99:697 100:73 101:1409 102:3848 103:32239 104:5101
105:760 106:1035 107:2677 108:1250 109:4074 110:2240
111:3272 112:2130 113:1806 114:1982 115:2140 116:2054
117:2568 118:2888 119:1909 120:1974 121:1383 122:2771
123:2193 124:1586 125:2860 126:91 128:1608 129:965
130:1315 131:1995 132:782 133:449 134:1548 135:334
136:1352 137:1311 138:2844 139:1599 140:1599 141:1506
142:1903 143:1817 144:1128 145:528 146:2186 147:2119
148:2715 149:2891 150:1247 151:1944 152:2086 153:587
154:7453 155:1737 156:3010 157:1919 158:1325 159:2492
160:3606 161:1854 162:3812 163:2198 164:1863 165:2227
166:1493 167:1944 168:4001 169:797 170:5118 171:996
172:4454 173:3318 174:925 175:1300 176:3703 177:4680
178:3703 179:2297 180:2638 181:4090 182:3448 183:2091
184:2118 185:21604 186:5157 187:4509 188:4246 189:4291
190:9588 191:1478 192:11310 193:9487 194:7802 195:5542
196:3271 197:3650 198:6207 199:8518 200:8214 201:6355
202:10281 203:10659 204:4574 205:3652 206:4507 207:3606
208:4254 209:5165 210:4610 211:2533 212:4577 213:3735
214:1026 215:48 216:6784 217:3149 218:1356 219:381
220:2090 221:1125 222:723 223:2447
End of report
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