[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon May 26 21:12:49 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Mon 26 May, 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: 985297
Prefixes after maximum aggregation (per Origin AS): 379380
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 481447
Number of IPv4 prefixes with a valid ROA: 547762
Number of IPv4 prefixes with an invalid ROA: 148
Number of IPv4 prefixes with no ROA: 437387
Total ASes present in the Internet Routing Table: 76859
Prefixes per ASN: 12.82
Origin-only ASes present in the Internet Routing Table: 65868
Origin ASes announcing only one prefix: 26960
Transit ASes present in the Internet Routing Table: 10991
Transit-only ASes present in the Internet Routing Table: 541
Paths with bogon ASNs present in the IPv4 Routing Table: 21
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 69
Max AS path prepend of ASN ( 37447) 66
Prefixes from unregistered ASNs in the Routing Table: 985
Number of instances of unregistered ASNs: 991
Number of 32-bit ASNs allocated by the RIRs: 46520
Number of 32-bit ASNs visible in the Routing Table: 38285
Prefixes from 32-bit ASNs in the Routing Table: 203681
Number of bogon 32-bit ASNs visible in the Routing Table: 31
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 452
Number of addresses announced to Internet: 3110052608
Equivalent to 185 /8s, 95 /16s and 163 /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: 322325
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258089
Total APNIC prefixes after maximum aggregation: 77238
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 249061
Unique aggregates announced from the APNIC address blocks: 104204
APNIC Region origin ASes present in the Internet Routing Table: 14619
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4461
APNIC Region transit ASes present in the Internet Routing Table: 1959
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: 10136
Number of APNIC addresses announced to Internet: 748577024
Equivalent to 44 /8s, 158 /16s and 97 /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: 291919
Total ARIN prefixes after maximum aggregation: 131086
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 292633
Unique aggregates announced from the ARIN address blocks: 139471
ARIN Region origin ASes present in the Internet Routing Table: 19241
ARIN Prefixes per ASN: 15.21
ARIN Region origin ASes announcing only one prefix: 7053
ARIN Region transit ASes present in the Internet Routing Table: 1989
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: 5215
Number of ARIN addresses announced to Internet: 1352697344
Equivalent to 80 /8s, 160 /16s and 134 /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: 274393
Total RIPE prefixes after maximum aggregation: 134290
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 272671
Unique aggregates announced from the RIPE address blocks: 174789
RIPE Region origin ASes present in the Internet Routing Table: 28923
RIPE Prefixes per ASN: 9.43
RIPE Region origin ASes announcing only one prefix: 12069
RIPE Region transit ASes present in the Internet Routing Table: 3982
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: 12453
Number of RIPE addresses announced to Internet: 731417344
Equivalent to 43 /8s, 152 /16s and 139 /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: 124319
Total LACNIC prefixes after maximum aggregation: 29462
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120686
Unique aggregates announced from the LACNIC address blocks: 48902
LACNIC Region origin ASes present in the Internet Routing Table: 11255
LACNIC Prefixes per ASN: 10.72
LACNIC Region origin ASes announcing only one prefix: 2683
LACNIC Region transit ASes present in the Internet Routing Table: 2495
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 34
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9201
Number of LACNIC addresses announced to Internet: 171866624
Equivalent to 10 /8s, 62 /16s and 122 /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: 35592
Total AfriNIC prefixes after maximum aggregation: 6691
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 49793
Unique aggregates announced from the AfriNIC address blocks: 13677
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 26.00
AfriNIC Region origin ASes announcing only one prefix: 694
AfriNIC Region transit ASes present in the Internet Routing Table: 378
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 69
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet: 105283840
Equivalent to 6 /8s, 70 /16s and 129 /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 11031 8756 96 CHINAMOBILE-CN China Mobile Communication
7545 6179 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4411 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4288 534 301 BBIL-AP BHARTI Airtel Ltd., IN
7552 3908 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3693 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3265 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2868 853 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2166 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 13535 40827 5161 AMAZON-02, US
11492 4734 314 586 CABLEONE, US
7155 3864 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3616 3052 210 ASN-CXA-ALL-CCI-22773-RDC, US
174 3409 8746 881 COGENT-174, US
749 3231 54784 2482 DNIC-AS-00749, US
396982 3170 3852 418 GOOGLE-CLOUD-PLATFORM, US
16625 3152 1316 2263 AKAMAI-AS, US
36352 2826 231 855 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 7719 1714 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4066 3395 127 AKAMAI-ASN1, NL
9009 3849 337 2061 M247, RO
12389 3071 2305 887 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2390 360 580 TELLCOM-AS, TR
212238 2155 152 1584 CDNEXT, GB
8452 1633 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1423 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 12169 3253 582 UNINET, MX
10620 3500 480 1017 Telmex Colombia S.A., CO
13999 2513 540 365 Mega Cable, S.A. de C.V., MX
11830 1990 369 64 Instituto Costarricense de Electricidad y
28573 1358 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1205 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1198 371 22 Telefonica del Peru S.A.A., PE
22884 1062 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1042 374 163 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 1654 389 17 LINKdotNET-AS, EG
29571 1608 102 33 ORANGE-COTE-IVOIRE, CI
36992 1432 1519 280 ETISALAT-MISR, EG
36903 1250 554 97 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1058 523 46 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 552 82 3 KENET-AS, KE
15399 532 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 13535 40827 5161 AMAZON-02, US
8151 12169 3253 582 UNINET, MX
9808 11031 8756 96 CHINAMOBILE-CN China Mobile Communication
12479 7719 1714 148 UNI2-AS, ES
7545 6179 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4734 314 586 CABLEONE, US
18403 4411 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4288 534 301 BBIL-AP BHARTI Airtel Ltd., IN
20940 4066 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 12169 11587 UNINET, MX
9808 11031 10935 CHINAMOBILE-CN China Mobile Communications Grou
12479 7719 7571 UNI2-AS, ES
7545 6179 5528 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4411 4386 FPT-AS-AP FPT Telecom Company, VN
11492 4734 4148 CABLEONE, US
9498 4288 3987 BBIL-AP BHARTI Airtel Ltd., IN
20940 4066 3939 AKAMAI-ASN1, NL
7552 3908 3882 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
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /9:16 /10:41 /11:92 /12:299
/13:583 /14:1222 /15:2166 /16:13907 /17:8277 /18:13676
/19:24631 /20:43986 /21:51729 /22:112056 /23:102475 /24:610124
/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 6634 7719 UNI2-AS, ES
8151 6360 12169 UNINET, MX
11492 3531 4734 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 2823 3864 VIASAT-SP-BACKBONE, US
22773 2744 3616 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2359 13535 AMAZON-02, US
30036 2234 2576 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3500 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)
----------------------------------------------
1:2367 2:1528 3:789 4:9 5:4709 6:162
7:6 8:1578 9:1 11:172 12:1357 13:435
14:2519 15:354 16:285 17:376 18:921 20:528
21:4 22:188 23:7592 24:2806 25:2 27:2787
29:19 31:3275 32:36 33:1 34:80 35:210
36:2954 37:4623 38:9127 39:908 40:170 41:4232
42:1973 43:2585 44:385 45:18602 46:5073 47:301
49:1931 50:1880 51:590 52:1563 54:320 55:1097
56:11 57:261 58:2219 59:1221 60:1168 61:2790
62:2921 63:1804 64:5475 65:2069 66:4665 67:3071
68:1163 69:3945 70:1144 71:633 72:2862 74:2790
75:1520 76:615 77:2706 78:1910 79:1642 80:2206
81:2087 82:3134 83:1446 84:1869 85:3424 86:1067
87:2135 88:1321 89:4398 90:776 91:8368 92:2709
93:2899 94:4057 95:4337 96:1460 97:312 98:1019
99:689 100:71 101:1178 102:3889 103:32256 104:5064
105:766 106:1034 107:2672 108:1245 109:4030 110:2245
111:3288 112:2098 113:1801 114:1971 115:2181 116:2046
117:2576 118:2872 119:1910 120:1945 121:1380 122:2763
123:2190 124:1580 125:2855 126:91 128:1628 129:959
130:1325 131:1973 132:785 133:451 134:1541 135:333
136:1354 137:1310 138:2912 139:1596 140:1593 141:1503
142:1907 143:1775 144:1108 145:504 146:2189 147:2112
148:2702 149:2894 150:1214 151:1936 152:2089 153:564
154:7992 155:1981 156:3267 157:1916 158:1325 159:2448
160:3840 161:1844 162:3761 163:2181 164:1729 165:2217
166:1487 167:1892 168:4320 169:795 170:5102 171:1011
172:4449 173:3300 174:926 175:1298 176:3703 177:4780
178:3642 179:2328 180:2630 181:4067 182:3443 183:2087
184:2115 185:21593 186:5169 187:4510 188:4253 189:4345
190:9531 191:1480 192:11309 193:9489 194:7785 195:5532
196:3256 197:3653 198:6214 199:8489 200:8223 201:6365
202:10304 203:10650 204:4550 205:3629 206:4513 207:3587
208:4261 209:5180 210:4598 211:2532 212:4559 213:3727
214:1012 215:48 216:6763 217:3140 218:1347 219:380
220:2087 221:1096 222:722 223:2385
End of report
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