[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue May 20 21:13:43 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Tue 20 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: 983943
Prefixes after maximum aggregation (per Origin AS): 378942
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 479923
Number of IPv4 prefixes with a valid ROA: 546339
Number of IPv4 prefixes with an invalid ROA: 145
Number of IPv4 prefixes with no ROA: 437459
Total ASes present in the Internet Routing Table: 76805
Prefixes per ASN: 12.81
Origin-only ASes present in the Internet Routing Table: 65810
Origin ASes announcing only one prefix: 26945
Transit ASes present in the Internet Routing Table: 10995
Transit-only ASes present in the Internet Routing Table: 544
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: 101
Max AS path prepend of ASN ( 37447) 98
Prefixes from unregistered ASNs in the Routing Table: 1000
Number of instances of unregistered ASNs: 1006
Number of 32-bit ASNs allocated by the RIRs: 46463
Number of 32-bit ASNs visible in the Routing Table: 38223
Prefixes from 32-bit ASNs in the Routing Table: 202910
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: 449
Number of addresses announced to Internet: 3109372416
Equivalent to 185 /8s, 85 /16s and 66 /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: 321572
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258033
Total APNIC prefixes after maximum aggregation: 77158
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 249138
Unique aggregates announced from the APNIC address blocks: 103121
APNIC Region origin ASes present in the Internet Routing Table: 14596
APNIC Prefixes per ASN: 17.07
APNIC Region origin ASes announcing only one prefix: 4443
APNIC Region transit ASes present in the Internet Routing Table: 1956
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: 10115
Number of APNIC addresses announced to Internet: 748484352
Equivalent to 44 /8s, 156 /16s and 247 /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: 290927
Total ARIN prefixes after maximum aggregation: 131029
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 292201
Unique aggregates announced from the ARIN address blocks: 139113
ARIN Region origin ASes present in the Internet Routing Table: 19247
ARIN Prefixes per ASN: 15.18
ARIN Region origin ASes announcing only one prefix: 7056
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: 5214
Number of ARIN addresses announced to Internet: 1352727552
Equivalent to 80 /8s, 160 /16s and 252 /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: 274090
Total RIPE prefixes after maximum aggregation: 134000
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 272277
Unique aggregates announced from the RIPE address blocks: 174626
RIPE Region origin ASes present in the Internet Routing Table: 28901
RIPE Prefixes per ASN: 9.42
RIPE Region origin ASes announcing only one prefix: 12055
RIPE Region transit ASes present in the Internet Routing Table: 3983
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: 12438
Number of RIPE addresses announced to Internet: 731310336
Equivalent to 43 /8s, 150 /16s and 233 /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: 124472
Total LACNIC prefixes after maximum aggregation: 29465
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120106
Unique aggregates announced from the LACNIC address blocks: 48921
LACNIC Region origin ASes present in the Internet Routing Table: 11236
LACNIC Prefixes per ASN: 10.69
LACNIC Region origin ASes announcing only one prefix: 2693
LACNIC Region transit ASes present in the Internet Routing Table: 2496
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: 9179
Number of LACNIC addresses announced to Internet: 171706880
Equivalent to 10 /8s, 60 /16s and 10 /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: 35421
Total AfriNIC prefixes after maximum aggregation: 6667
AfriNIC Deaggregation factor: 5.31
Prefixes being announced from the AfriNIC address blocks: 49771
Unique aggregates announced from the AfriNIC address blocks: 13745
AfriNIC Region origin ASes present in the Internet Routing Table: 1909
AfriNIC Prefixes per ASN: 26.07
AfriNIC Region origin ASes announcing only one prefix: 698
AfriNIC Region transit ASes present in the Internet Routing Table: 376
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 101
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1277
Number of AfriNIC addresses announced to Internet: 104929024
Equivalent to 6 /8s, 65 /16s and 23 /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 11093 8756 96 CHINAMOBILE-CN China Mobile Communication
7545 6172 842 654 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4470 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4286 534 301 BBIL-AP BHARTI Airtel Ltd., IN
7552 3911 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3693 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3263 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2865 852 534 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2166 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 13432 40825 5080 AMAZON-02, US
11492 4735 314 586 CABLEONE, US
7155 3861 286 85 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3620 3053 212 ASN-CXA-ALL-CCI-22773-RDC, US
174 3473 8746 882 COGENT-174, US
749 3230 54783 2481 DNIC-AS-00749, US
396982 3165 3851 417 GOOGLE-CLOUD-PLATFORM, US
16625 3152 1320 2266 AKAMAI-AS, US
36352 2821 230 862 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 7703 1714 148 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4071 3395 127 AKAMAI-ASN1, NL
9009 3790 327 2000 M247, RO
12389 3070 2304 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2389 360 579 TELLCOM-AS, TR
212238 2148 150 1579 CDNEXT, GB
8452 1628 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1422 94 737 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 12131 3251 582 UNINET, MX
10620 3499 480 1018 Telmex Colombia S.A., CO
13999 2510 540 364 Mega Cable, S.A. de C.V., MX
11830 1996 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 1061 70 380 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
262287 1049 83 227 Latitude.sh LTDA, 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 1778 632 28 RAYA-AS, EG
24863 1653 389 17 LINKdotNET-AS, EG
29571 1600 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 1036 523 46 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 556 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 13432 40825 5080 AMAZON-02, US
8151 12131 3251 582 UNINET, MX
9808 11093 8756 96 CHINAMOBILE-CN China Mobile Communication
12479 7703 1714 148 UNI2-AS, ES
7545 6172 842 654 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4735 314 586 CABLEONE, US
18403 4470 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4286 534 301 BBIL-AP BHARTI Airtel Ltd., IN
20940 4071 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 12131 11549 UNINET, MX
9808 11093 10997 CHINAMOBILE-CN China Mobile Communications Grou
12479 7703 7555 UNI2-AS, ES
7545 6172 5518 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4470 4445 FPT-AS-AP FPT Telecom Company, VN
11492 4735 4149 CABLEONE, US
9498 4286 3985 BBIL-AP BHARTI Airtel Ltd., IN
20940 4071 3944 AKAMAI-ASN1, NL
7552 3911 3885 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
23.146.16.0/24 Origin: 396281 RESERVED, ZZ
23.146.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.146.19.0/24 Origin: 396281 RESERVED, ZZ
23.146.19.0/24 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 /14:1223 /15:2166 /16:13983 /17:8281 /18:13712
/19:24606 /20:43903 /21:51682 /22:111914 /23:102172 /24:609253
/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 6619 7703 UNI2-AS, ES
8151 6323 12131 UNINET, MX
11492 3532 4735 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2820 3861 VIASAT-SP-BACKBONE, US
22773 2746 3620 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2314 13432 AMAZON-02, US
30036 2232 2573 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2185 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)
----------------------------------------------
1:2363 2:1524 3:766 4:10 5:4703 6:163
7:6 8:1580 9:1 11:172 12:1364 13:422
14:2516 15:353 16:284 17:375 18:916 20:527
21:4 22:188 23:7587 24:2803 25:2 27:2775
29:19 31:3271 32:36 33:1 34:80 35:208
36:2951 37:4627 38:9136 39:911 40:169 41:4226
42:2010 43:2586 44:385 45:18549 46:5069 47:302
49:1933 50:1891 51:590 52:1560 54:317 55:1096
56:11 57:260 58:2221 59:1215 60:1167 61:2786
62:2924 63:1806 64:5475 65:2062 66:4657 67:3067
68:1157 69:3931 70:1125 71:632 72:2840 74:2775
75:1521 76:615 77:2705 78:1908 79:1707 80:2204
81:2083 82:3107 83:1432 84:1869 85:3425 86:1067
87:2138 88:1321 89:4376 90:775 91:8356 92:2697
93:2895 94:4053 95:4324 96:1462 97:312 98:1020
99:682 100:72 101:1152 102:3929 103:32218 104:5048
105:734 106:1034 107:2673 108:1219 109:4077 110:2241
111:3326 112:2090 113:1795 114:1971 115:2175 116:2044
117:2609 118:2872 119:1952 120:1945 121:1377 122:2761
123:2183 124:1591 125:2847 126:91 128:1621 129:958
130:1304 131:1970 132:785 133:451 134:1546 135:332
136:1349 137:1306 138:2892 139:1593 140:1590 141:1504
142:1900 143:1760 144:1098 145:504 146:2192 147:2107
148:2702 149:2871 150:1215 151:1930 152:2093 153:564
154:8115 155:1974 156:3265 157:1905 158:1321 159:2459
160:3827 161:1878 162:3752 163:2162 164:1699 165:2194
166:1480 167:1906 168:4296 169:798 170:5070 171:1008
172:4448 173:3291 174:923 175:1295 176:3697 177:4682
178:3633 179:2286 180:2630 181:4058 182:3438 183:2145
184:2111 185:21558 186:5151 187:4444 188:4250 189:4283
190:9532 191:1465 192:11229 193:9477 194:7777 195:5510
196:3280 197:3659 198:6190 199:8485 200:8192 201:6342
202:10282 203:10618 204:4565 205:3636 206:4505 207:3579
208:4269 209:5206 210:4591 211:2538 212:4546 213:3730
214:1027 215:48 216:6754 217:3122 218:1340 219:381
220:2087 221:1095 222:719 223:2390
End of report
More information about the ren-bgp-stats-all
mailing list