[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Mar 26 21:14:01 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Wed 26 Mar, 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: 978589
Prefixes after maximum aggregation (per Origin AS): 374607
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476070
Number of IPv4 prefixes with a valid ROA: 537005
Number of IPv4 prefixes with an invalid ROA: 141
Number of IPv4 prefixes with no ROA: 441443
Total ASes present in the Internet Routing Table: 76694
Prefixes per ASN: 12.76
Origin-only ASes present in the Internet Routing Table: 65739
Origin ASes announcing only one prefix: 26873
Transit ASes present in the Internet Routing Table: 10955
Transit-only ASes present in the Internet Routing Table: 549
Paths with bogon ASNs present in the IPv4 Routing Table: 22
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 60
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 984
Number of instances of unregistered ASNs: 990
Number of 32-bit ASNs allocated by the RIRs: 46097
Number of 32-bit ASNs visible in the Routing Table: 38008
Prefixes from 32-bit ASNs in the Routing Table: 200011
Number of bogon 32-bit ASNs visible in the Routing Table: 30
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 469
Number of addresses announced to Internet: 3108409088
Equivalent to 185 /8s, 70 /16s and 143 /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: 321112
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255521
Total APNIC prefixes after maximum aggregation: 76219
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247244
Unique aggregates announced from the APNIC address blocks: 102502
APNIC Region origin ASes present in the Internet Routing Table: 14548
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4436
APNIC Region transit ASes present in the Internet Routing Table: 1958
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 49
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10060
Number of APNIC addresses announced to Internet: 748850432
Equivalent to 44 /8s, 162 /16s and 141 /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: 290082
Total ARIN prefixes after maximum aggregation: 128759
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 290813
Unique aggregates announced from the ARIN address blocks: 136953
ARIN Region origin ASes present in the Internet Routing Table: 19228
ARIN Prefixes per ASN: 15.12
ARIN Region origin ASes announcing only one prefix: 7034
ARIN Region transit ASes present in the Internet Routing Table: 1978
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: 5167
Number of ARIN addresses announced to Internet: 1350331648
Equivalent to 80 /8s, 124 /16s and 109 /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: 273163
Total RIPE prefixes after maximum aggregation: 132993
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271465
Unique aggregates announced from the RIPE address blocks: 173730
RIPE Region origin ASes present in the Internet Routing Table: 28864
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12039
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: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12337
Number of RIPE addresses announced to Internet: 732301824
Equivalent to 43 /8s, 166 /16s and 10 /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: 123764
Total LACNIC prefixes after maximum aggregation: 29281
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120370
Unique aggregates announced from the LACNIC address blocks: 48867
LACNIC Region origin ASes present in the Internet Routing Table: 11224
LACNIC Prefixes per ASN: 10.72
LACNIC Region origin ASes announcing only one prefix: 2672
LACNIC Region transit ASes present in the Internet Routing Table: 2466
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: 9171
Number of LACNIC addresses announced to Internet: 171634176
Equivalent to 10 /8s, 58 /16s and 238 /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: 35075
Total AfriNIC prefixes after maximum aggregation: 6734
AfriNIC Deaggregation factor: 5.21
Prefixes being announced from the AfriNIC address blocks: 48227
Unique aggregates announced from the AfriNIC address blocks: 13616
AfriNIC Region origin ASes present in the Internet Routing Table: 1908
AfriNIC Prefixes per ASN: 25.28
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: 5.2
Max AfriNIC Region AS path length visible: 60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet: 105054208
Equivalent to 6 /8s, 67 /16s and 0 /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 10331 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6217 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4217 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4215 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3912 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3262 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2839 847 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2152 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 12936 39640 3990 AMAZON-02, US
11492 4675 310 585 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
174 3611 8766 960 COGENT-174, US
22773 3601 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3115 1311 2245 AKAMAI-AS, US
396982 2946 3665 458 GOOGLE-CLOUD-PLATFORM, US
30036 2577 357 350 MEDIACOM-ENTERPRISE-BUSINESS, 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 7731 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4018 3395 129 AKAMAI-ASN1, NL
9009 3765 325 1953 M247, RO
12389 3021 2303 890 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2060 147 1521 CDNEXT, GB
8452 1615 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1489 98 747 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 11896 3245 579 UNINET, MX
10620 3522 486 971 Telmex Colombia S.A., CO
13999 2509 539 369 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 782 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 22 Telefonica del Peru S.A.A., PE
11664 1163 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1070 359 174 Axtel, S.A.B. de C.V., MX
22884 1051 70 378 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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 1703 599 30 RAYA-AS, EG
24863 1620 389 18 LINKdotNET-AS, EG
29571 1567 102 23 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 903 1083 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
36914 550 82 3 KENET-AS, 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 12936 39640 3990 AMAZON-02, US
8151 11896 3245 579 UNINET, MX
9808 10331 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7731 1714 145 UNI2-AS, ES
7545 6217 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 CABLEONE, US
9498 4217 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4215 347 25 FPT-AS-AP FPT Telecom Company, VN
7155 4173 286 83 VIASAT-SP-BACKBONE, US
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 11896 11317 UNINET, MX
9808 10331 10243 CHINAMOBILE-CN China Mobile Communications Grou
12479 7731 7586 UNI2-AS, ES
7545 6217 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4215 4190 FPT-AS-AP FPT Telecom Company, VN
11492 4675 4090 CABLEONE, US
7155 4173 4090 VIASAT-SP-BACKBONE, US
9498 4217 3943 BBIL-AP BHARTI Airtel Ltd., IN
20940 4018 3889 AKAMAI-ASN1, NL
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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
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 /9:16 /10:41 /11:93 /12:303
/13:584 /14:1226 /15:2168 /16:13970 /17:8311 /18:13768
/19:24651 /20:43843 /21:51776 /22:112090 /23:101442 /24:604290
/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 6664 7731 UNI2-AS, ES
8151 6094 11896 UNINET, MX
11492 3528 4675 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2719 3601 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2330 12936 AMAZON-02, US
30036 2235 2577 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3522 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)
----------------------------------------------
1:2322 2:1535 3:597 4:10 5:4584 6:162
7:6 8:1551 9:1 11:172 12:1371 13:348
14:2511 15:351 16:279 17:362 18:911 20:463
21:4 22:188 23:7364 24:3021 25:2 27:2760
29:19 31:3209 32:37 34:80 35:207 36:2402
37:4742 38:8876 39:899 40:154 41:4200 42:1915
43:2559 44:359 45:18471 46:4950 47:288 49:1982
50:1897 51:590 52:1555 54:301 55:1090 56:11
57:252 58:2192 59:1213 60:1169 61:2778 62:2909
63:1828 64:5500 65:2118 66:4613 67:3008 68:1153
69:3971 70:1163 71:622 72:2863 74:2811 75:1663
76:612 77:2693 78:1877 79:1716 80:2192 81:2020
82:2971 83:1417 84:1820 85:3368 86:1043 87:2156
88:1314 89:4325 90:781 91:8322 92:2800 93:2886
94:4044 95:4289 96:1427 97:315 98:1019 99:740
100:71 101:1042 102:3703 103:32175 104:4814 105:749
106:998 107:2618 108:1202 109:3985 110:2225 111:3323
112:2036 113:1789 114:1946 115:2161 116:2035 117:2744
118:2858 119:1951 120:1873 121:1363 122:2743 123:2181
124:1564 125:2852 126:88 128:1580 129:959 130:1283
131:1906 132:779 133:451 134:1526 135:329 136:1276
137:1288 138:2892 139:1624 140:1565 141:1497 142:1820
143:1655 144:1047 145:515 146:2155 147:2096 148:2618
149:2897 150:1245 151:2036 152:2103 153:571 154:7836
155:1622 156:3259 157:1914 158:1268 159:2428 160:3552
161:1938 162:3711 163:1970 164:1689 165:2199 166:1422
167:1888 168:4057 169:801 170:5082 171:1005 172:4467
173:3236 174:919 175:1285 176:3681 177:4693 178:3820
179:2319 180:2582 181:4050 182:3370 183:2045 184:2308
185:21521 186:5106 187:4399 188:4222 189:4186 190:9628
191:1534 192:11190 193:9428 194:7781 195:5552 196:3260
197:3669 198:6197 199:8417 200:8181 201:6295 202:10390
203:10614 204:4568 205:3666 206:4633 207:3550 208:4193
209:5235 210:4563 211:2520 212:4508 213:3756 214:1050
215:48 216:6580 217:3102 218:1327 219:375 220:2075
221:1072 222:720 223:2320
End of report
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