[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Apr 9 21:14:02 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Wed 09 Apr, 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: 978133
Prefixes after maximum aggregation (per Origin AS): 375321
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476575
Number of IPv4 prefixes with a valid ROA: 538961
Number of IPv4 prefixes with an invalid ROA: 120
Number of IPv4 prefixes with no ROA: 439052
Total ASes present in the Internet Routing Table: 76726
Prefixes per ASN: 12.75
Origin-only ASes present in the Internet Routing Table: 65769
Origin ASes announcing only one prefix: 26895
Transit ASes present in the Internet Routing Table: 10957
Transit-only ASes present in the Internet Routing Table: 547
Paths with bogon ASNs present in the IPv4 Routing Table: 21
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: 1071
Number of instances of unregistered ASNs: 1077
Number of 32-bit ASNs allocated by the RIRs: 46148
Number of 32-bit ASNs visible in the Routing Table: 38065
Prefixes from 32-bit ASNs in the Routing Table: 200424
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: 449
Number of addresses announced to Internet: 3106450176
Equivalent to 185 /8s, 40 /16s and 171 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 321047
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255757
Total APNIC prefixes after maximum aggregation: 76461
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 247442
Unique aggregates announced from the APNIC address blocks: 102691
APNIC Region origin ASes present in the Internet Routing Table: 14570
APNIC Prefixes per ASN: 16.98
APNIC Region origin ASes announcing only one prefix: 4453
APNIC Region transit ASes present in the Internet Routing Table: 1961
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 55
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10081
Number of APNIC addresses announced to Internet: 748317696
Equivalent to 44 /8s, 154 /16s and 108 /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: 289140
Total ARIN prefixes after maximum aggregation: 128917
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 290320
Unique aggregates announced from the ARIN address blocks: 137377
ARIN Region origin ASes present in the Internet Routing Table: 19232
ARIN Prefixes per ASN: 15.10
ARIN Region origin ASes announcing only one prefix: 7038
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: 5178
Number of ARIN addresses announced to Internet: 1349494528
Equivalent to 80 /8s, 111 /16s and 167 /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: 273518
Total RIPE prefixes after maximum aggregation: 133326
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271387
Unique aggregates announced from the RIPE address blocks: 173614
RIPE Region origin ASes present in the Internet Routing Table: 28874
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12037
RIPE Region transit ASes present in the Internet Routing Table: 3974
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: 12369
Number of RIPE addresses announced to Internet: 731357440
Equivalent to 43 /8s, 151 /16s and 161 /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: 123383
Total LACNIC prefixes after maximum aggregation: 29244
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120036
Unique aggregates announced from the LACNIC address blocks: 48885
LACNIC Region origin ASes present in the Internet Routing Table: 11220
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2675
LACNIC Region transit ASes present in the Internet Routing Table: 2462
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9168
Number of LACNIC addresses announced to Internet: 171848192
Equivalent to 10 /8s, 62 /16s and 50 /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: 35264
Total AfriNIC prefixes after maximum aggregation: 6725
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 48498
Unique aggregates announced from the AfriNIC address blocks: 13620
AfriNIC Region origin ASes present in the Internet Routing Table: 1906
AfriNIC Prefixes per ASN: 25.44
AfriNIC Region origin ASes announcing only one prefix: 692
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: 60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269
Number of AfriNIC addresses announced to Internet: 105198336
Equivalent to 6 /8s, 69 /16s and 51 /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 10309 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4247 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3259 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2852 849 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2163 11521 628 KIXS-AS-KR Korea Telecom, KR
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 12997 39642 3942 AMAZON-02, US
11492 4687 311 584 CABLEONE, US
7155 3828 286 85 VIASAT-SP-BACKBONE, US
22773 3628 3055 224 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
174 3613 8766 960 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3115 1311 2258 AKAMAI-AS, US
396982 2948 3649 465 GOOGLE-CLOUD-PLATFORM, US
36352 2634 217 806 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 7718 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4027 3395 129 AKAMAI-ASN1, NL
9009 3765 325 1959 M247, RO
12389 3067 2303 886 ROSTELECOM-AS, RU
34984 2365 360 582 TELLCOM-AS, TR
212238 2080 148 1530 CDNEXT, GB
8452 1620 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1480 98 744 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 11935 3244 585 UNINET, MX
10620 3536 487 974 Telmex Colombia S.A., CO
13999 2512 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1359 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1194 371 22 Telefonica del Peru S.A.A., PE
11664 1171 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1050 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1040 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 1702 599 30 RAYA-AS, EG
24863 1643 389 16 LINKdotNET-AS, EG
29571 1574 102 22 ORANGE-COTE-IVOIRE, CI
36992 1429 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1028 523 45 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
36914 547 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 12997 39642 3942 AMAZON-02, US
8151 11935 3244 585 UNINET, MX
9808 10309 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7718 1714 145 UNI2-AS, ES
7545 6212 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4687 311 584 CABLEONE, US
18403 4247 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
20940 4027 3395 129 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 11935 11350 UNINET, MX
9808 10309 10220 CHINAMOBILE-CN China Mobile Communications Grou
12479 7718 7573 UNI2-AS, ES
7545 6212 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4247 4222 FPT-AS-AP FPT Telecom Company, VN
11492 4687 4103 CABLEONE, US
9498 4220 3946 BBIL-AP BHARTI Airtel Ltd., IN
20940 4027 3898 AKAMAI-ASN1, NL
7552 3921 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
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
23.152.48.0/24 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 /12:301
/13:584 /14:1225 /15:2165 /16:13932 /17:8292 /18:13757
/19:24617 /20:43703 /21:51748 /22:112026 /23:101489 /24:604127
/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 6639 7718 UNI2-AS, ES
8151 6138 11935 UNINET, MX
11492 3531 4687 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2787 3828 VIASAT-SP-BACKBONE, US
22773 2745 3628 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2334 12997 AMAZON-02, US
30036 2224 2566 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2198 3536 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)
----------------------------------------------
1:2329 2:1544 3:611 4:10 5:4617 6:163
7:6 8:1548 9:1 11:172 12:1373 13:350
14:2507 15:352 16:280 17:365 18:921 20:478
21:4 22:188 23:7392 24:2842 25:2 27:2743
29:19 31:3234 32:37 34:80 35:207 36:2398
37:4665 38:8969 39:899 40:160 41:4222 42:1899
43:2559 44:368 45:18465 46:4971 47:288 49:1920
50:1900 51:590 52:1550 54:300 55:749 56:11
57:251 58:2207 59:1217 60:1171 61:2779 62:2910
63:1834 64:5500 65:2126 66:4660 67:3063 68:1153
69:3979 70:1122 71:624 72:2839 74:2806 75:1606
76:611 77:2738 78:1894 79:1736 80:2194 81:2034
82:3130 83:1420 84:1841 85:3399 86:1041 87:2160
88:1317 89:4324 90:776 91:8324 92:2797 93:2880
94:4052 95:4318 96:1443 97:312 98:1023 99:640
100:70 101:1147 102:3735 103:32180 104:4760 105:757
106:990 107:2634 108:1200 109:4092 110:2223 111:3331
112:2041 113:1802 114:1961 115:2217 116:2032 117:2749
118:2899 119:1953 120:1872 121:1370 122:2750 123:2178
124:1565 125:2857 126:91 128:1594 129:960 130:1282
131:1892 132:780 133:451 134:1523 135:332 136:1305
137:1297 138:2899 139:1620 140:1558 141:1482 142:1839
143:1641 144:1060 145:516 146:2166 147:2108 148:2652
149:2904 150:1243 151:1743 152:2103 153:569 154:7881
155:1632 156:3193 157:1899 158:1274 159:2431 160:3560
161:1905 162:3720 163:2011 164:1693 165:2206 166:1444
167:1875 168:4052 169:793 170:5077 171:1005 172:4488
173:3234 174:918 175:1295 176:3679 177:4668 178:3788
179:2319 180:2588 181:4054 182:3372 183:2035 184:2156
185:21540 186:5085 187:4405 188:4196 189:4179 190:9636
191:1454 192:11214 193:9416 194:7783 195:5539 196:3286
197:3684 198:6186 199:8445 200:8184 201:6292 202:10384
203:10600 204:4554 205:3680 206:4630 207:3564 208:4203
209:5194 210:4566 211:2533 212:4507 213:3765 214:1050
215:48 216:6607 217:3106 218:1331 219:375 220:2082
221:1069 222:714 223:2312
End of report
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