[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Feb 25 21:13:44 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Tue 25 Feb, 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: 974720
Prefixes after maximum aggregation (per Origin AS): 372930
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475776
Number of IPv4 prefixes with a valid ROA: 533142
Number of IPv4 prefixes with an invalid ROA: 134
Number of IPv4 prefixes with no ROA: 441443
Total ASes present in the Internet Routing Table: 76590
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65655
Origin ASes announcing only one prefix: 26888
Transit ASes present in the Internet Routing Table: 10935
Transit-only ASes present in the Internet Routing Table: 540
Paths with bogon ASNs present in the IPv4 Routing Table: 42
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 62
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1058
Number of instances of unregistered ASNs: 1077
Number of 32-bit ASNs allocated by the RIRs: 46198
Number of 32-bit ASNs visible in the Routing Table: 37843
Prefixes from 32-bit ASNs in the Routing Table: 199139
Number of bogon 32-bit ASNs visible in the Routing Table: 67
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 511
Number of addresses announced to Internet: 3112472320
Equivalent to 185 /8s, 132 /16s and 143 /24s
Percentage of available address space announced: 84.1
Percentage of allocated address space announced: 84.1
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: 319578
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255252
Total APNIC prefixes after maximum aggregation: 76086
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247286
Unique aggregates announced from the APNIC address blocks: 102581
APNIC Region origin ASes present in the Internet Routing Table: 14495
APNIC Prefixes per ASN: 17.06
APNIC Region origin ASes announcing only one prefix: 4429
APNIC Region transit ASes present in the Internet Routing Table: 1939
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10006
Number of APNIC addresses announced to Internet: 753186048
Equivalent to 44 /8s, 228 /16s and 181 /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: 287501
Total ARIN prefixes after maximum aggregation: 127805
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289278
Unique aggregates announced from the ARIN address blocks: 135991
ARIN Region origin ASes present in the Internet Routing Table: 19237
ARIN Prefixes per ASN: 15.04
ARIN Region origin ASes announcing only one prefix: 7035
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: 5165
Number of ARIN addresses announced to Internet: 1348353024
Equivalent to 80 /8s, 94 /16s and 60 /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: 272461
Total RIPE prefixes after maximum aggregation: 132295
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269928
Unique aggregates announced from the RIPE address blocks: 172926
RIPE Region origin ASes present in the Internet Routing Table: 28851
RIPE Prefixes per ASN: 9.36
RIPE Region origin ASes announcing only one prefix: 12061
RIPE Region transit ASes present in the Internet Routing Table: 3972
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: 12275
Number of RIPE addresses announced to Internet: 732322816
Equivalent to 43 /8s, 166 /16s and 92 /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: 123361
Total LACNIC prefixes after maximum aggregation: 29282
LACNIC Deaggregation factor: 4.21
Prefixes being announced from the LACNIC address blocks: 120305
Unique aggregates announced from the LACNIC address blocks: 48848
LACNIC Region origin ASes present in the Internet Routing Table: 11180
LACNIC Prefixes per ASN: 10.76
LACNIC Region origin ASes announcing only one prefix: 2664
LACNIC Region transit ASes present in the Internet Routing Table: 2468
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: 9126
Number of LACNIC addresses announced to Internet: 173746688
Equivalent to 10 /8s, 91 /16s and 42 /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: 35087
Total AfriNIC prefixes after maximum aggregation: 6805
AfriNIC Deaggregation factor: 5.16
Prefixes being announced from the AfriNIC address blocks: 47411
Unique aggregates announced from the AfriNIC address blocks: 15001
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 24.77
AfriNIC Region origin ASes announcing only one prefix: 699
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: 62
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1271
Number of AfriNIC addresses announced to Internet: 104598272
Equivalent to 6 /8s, 60 /16s and 11 /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 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4320 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3920 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3669 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3258 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2839 851 529 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2150 434 192 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 12751 39185 3786 AMAZON-02, US
11492 4705 312 562 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3590 3054 220 ASN-CXA-ALL-CCI-22773-RDC, US
174 3300 8763 928 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3060 1313 2213 AKAMAI-AS, US
396982 2934 3660 452 GOOGLE-CLOUD-PLATFORM, US
30036 2597 361 293 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 7764 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4017 3395 130 AKAMAI-ASN1, NL
9009 3742 322 1924 M247, RO
12389 2986 2303 894 ROSTELECOM-AS, RU
34984 2368 361 580 TELLCOM-AS, TR
212238 1996 145 1474 CDNEXT, GB
8452 1617 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1498 99 749 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 11765 3235 591 UNINET, MX
10620 3545 492 952 Telmex Colombia S.A., CO
13999 2516 541 366 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 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1156 371 22 Telefonica del Peru S.A.A., PE
6503 1127 374 163 Axtel, S.A.B. de C.V., MX
22884 1046 82 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1013 2503 53 TIM SA, 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 1683 599 30 RAYA-AS, EG
24863 1619 389 16 LINKdotNET-AS, EG
29571 1564 99 104 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1013 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 847 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
36914 552 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 12751 39185 3786 AMAZON-02, US
8151 11765 3235 591 UNINET, MX
9808 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7764 1714 145 UNI2-AS, ES
7545 6219 844 662 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4705 312 562 CABLEONE, US
18403 4320 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4175 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 11765 11174 UNINET, MX
9808 10327 10239 CHINAMOBILE-CN China Mobile Communications Grou
12479 7764 7619 UNI2-AS, ES
7545 6219 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4320 4295 FPT-AS-AP FPT Telecom Company, VN
11492 4705 4143 CABLEONE, US
7155 4175 4092 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
7552 3920 3895 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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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
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 /10:42 /11:92 /12:307
/13:586 /14:1226 /15:2164 /16:13934 /17:8299 /18:13710
/19:24581 /20:43858 /21:51880 /22:112169 /23:100972 /24:600867
/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 6717 7764 UNI2-AS, ES
8151 5976 11765 UNINET, MX
11492 3556 4705 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2708 3590 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2280 12751 AMAZON-02, US
30036 2255 2597 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2185 3545 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)
----------------------------------------------
1:2296 2:1525 3:570 4:10 5:4557 6:165
7:6 8:1551 9:1 11:172 12:1380 13:347
14:2511 15:347 16:274 17:357 18:914 20:450
21:4 22:188 23:7351 24:2721 25:2 27:2745
29:19 31:3157 32:35 34:78 35:204 36:2408
37:4612 38:8679 39:896 40:155 41:4199 42:1964
43:2523 44:353 45:18297 46:4999 47:291 49:1972
50:1889 51:589 52:1569 54:300 55:1071 56:9
57:243 58:2218 59:1196 60:1167 61:2785 62:2924
63:1829 64:5517 65:2135 66:4632 67:3038 68:1155
69:3964 70:1158 71:617 72:2857 74:2775 75:1646
76:611 77:2666 78:1874 79:1723 80:2206 81:2026
82:2642 83:1389 84:1798 85:3357 86:1024 87:2166
88:1317 89:4306 90:761 91:8328 92:2811 93:2866
94:3911 95:4254 96:1358 97:318 98:1003 99:741
100:71 101:1141 102:3681 103:32286 104:4800 105:757
106:995 107:2616 108:1210 109:4088 110:2225 111:3307
112:2046 113:1791 114:1938 115:2170 116:2040 117:2753
118:2882 119:1958 120:1877 121:1360 122:2759 123:2177
124:1565 125:2871 126:94 128:1594 129:953 130:1284
131:1850 132:796 133:450 134:1509 135:329 136:1326
137:1290 138:2889 139:1623 140:1555 141:1475 142:1829
143:1614 144:1045 145:469 146:2134 147:2069 148:2584
149:2876 150:1231 151:1704 152:2106 153:571 154:7328
155:1612 156:3134 157:1900 158:1261 159:2429 160:3532
161:1926 162:3694 163:1855 164:1694 165:2187 166:1361
167:1875 168:4059 169:796 170:5066 171:1005 172:4347
173:3245 174:923 175:1273 176:3618 177:4746 178:3759
179:2245 180:2580 181:3992 182:3372 183:2061 184:2312
185:21490 186:5068 187:4316 188:4195 189:4204 190:9619
191:1549 192:11170 193:9384 194:7738 195:5519 196:3282
197:3677 198:6180 199:8331 200:8132 201:6294 202:10395
203:10602 204:4565 205:3682 206:4623 207:3571 208:4205
209:5222 210:4568 211:2521 212:4514 213:3748 214:1057
215:42 216:6561 217:3109 218:1337 219:373 220:2110
221:1056 222:717 223:2317
End of report
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