[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AIT (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jan 17 20:25:36 UTC 2025
IPv4 R&E Routing Table Report 20:25 GMT Fri 17 Jan, 2025
IPv4 BGP Table (R&E) as seen at AIT.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AIT/
Analysis Summary
----------------
BGP routing table entries examined: 4091
Prefixes after maximum aggregation (per Origin AS): 1386
Deaggregation factor: 2.95
Unique aggregates announced (without unneeded subnets): 2000
Number of IPv4 prefixes with a valid ROA: 3107
Number of IPv4 prefixes with an invalid ROA: 61
Number of IPv4 prefixes with no ROA: 923
Total ASes present in the Internet Routing Table: 114
Prefixes per ASN: 35.89
Origin-only ASes present in the Internet Routing Table: 112
Origin ASes announcing only one prefix: 38
Transit ASes present in the Internet Routing Table: 2
Transit-only ASes present in the Internet Routing Table: 1
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.0
Max AS path length visible: 3
Max AS path prepend of ASN ( 4621) 1
Prefixes from unregistered ASNs in the Routing Table: 0
Number of instances of unregistered ASNs: 0
Number of 32-bit ASNs allocated by the RIRs: 46084
Number of 32-bit ASNs visible in the Routing Table: 53
Prefixes from 32-bit ASNs in the Routing Table: 606
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 2
Number of addresses announced to Internet: 5956641
Equivalent to 0 /8s, 90 /16s and 228 /24s
Percentage of available address space announced: 0.2
Percentage of allocated address space announced: 0.2
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: 336
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3066
Total APNIC prefixes after maximum aggregation: 774
APNIC Deaggregation factor: 3.96
Prefixes being announced from the APNIC address blocks: 3073
Unique aggregates announced from the APNIC address blocks: 1079
APNIC Region origin ASes present in the Internet Routing Table: 107
APNIC Prefixes per ASN: 28.72
APNIC Region origin ASes announcing only one prefix: 36
APNIC Region transit ASes present in the Internet Routing Table: 2
Average APNIC Region AS path length visible: 2.9
Max APNIC Region AS path length visible: 3
Number of APNIC region 32-bit ASNs visible in the Routing Table: 53
Number of APNIC addresses announced to Internet: 2811169
Equivalent to 0 /8s, 42 /16s and 229 /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, 131072-153913
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: 1024
Total ARIN prefixes after maximum aggregation: 611
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 912
Unique aggregates announced from the ARIN address blocks: 816
ARIN Region origin ASes present in the Internet Routing Table: 5
ARIN Prefixes per ASN: 182.40
ARIN Region origin ASes announcing only one prefix: 1
ARIN Region transit ASes present in the Internet Routing Table: 0
Average ARIN Region AS path length visible: 3.0
Max ARIN Region AS path length visible: 3
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 3093248
Equivalent to 0 /8s, 47 /16s and 51 /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: 1
Total RIPE prefixes after maximum aggregation: 1
RIPE Deaggregation factor: 1.00
Prefixes being announced from the RIPE address blocks: 93
Unique aggregates announced from the RIPE address blocks: 93
RIPE Region origin ASes present in the Internet Routing Table: 1
RIPE Prefixes per ASN: 93.00
RIPE Region origin ASes announcing only one prefix: 1
RIPE Region transit ASes present in the Internet Routing Table: 0
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 3
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 48384
Equivalent to 0 /8s, 0 /16s and 189 /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: 0
Total LACNIC prefixes after maximum aggregation: 0
LACNIC Deaggregation factor: -nan
Prefixes being announced from the LACNIC address blocks: 0
Unique aggregates announced from the LACNIC address blocks: 0
LACNIC Region origin ASes present in the Internet Routing Table: 0
LACNIC Prefixes per ASN: -nan
LACNIC Region origin ASes announcing only one prefix: 0
LACNIC Region transit ASes present in the Internet Routing Table: 0
Average LACNIC Region AS path length visible: -nan
Max LACNIC Region AS path length visible: 0
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 0
Equivalent to 0 /8s, 0 /16s and 0 /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: 0
Total AfriNIC prefixes after maximum aggregation: 0
AfriNIC Deaggregation factor: -nan
Prefixes being announced from the AfriNIC address blocks: 10
Unique aggregates announced from the AfriNIC address blocks: 10
AfriNIC Region origin ASes present in the Internet Routing Table: 0
AfriNIC Prefixes per ASN: inf
AfriNIC Region origin ASes announcing only one prefix: 0
AfriNIC Region transit ASes present in the Internet Routing Table: 0
Average AfriNIC Region AS path length visible: -nan
Max AfriNIC Region AS path length visible: 0
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 3328
Equivalent to 0 /8s, 0 /16s and 13 /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
7470 669 243 72 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd.
9931 525 60 62 CAT-AP The Communication Authoity of Thai
131293 278 23 65 TOT-LLI-AS-AP TOT Public Company Limited,
4621 186 53 50 UNINET-AS-AP UNINET-, TH
9335 136 9 40 CAT-CLOUD-AP CAT Telecom Public Company L
23884 132 10 31 PROENNET-AS Proen Corp Public Company Lim
38235 125 6 14 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICA
23673 120 8 8 ONLINE-AS Cogetel Online, Cambodia, ISP,
23969 112 17 104 TOT-NET TOT Public Company Limited, TH
132203 83 32 28 TENCENT-NET-AP-CN Tencent Building, Kejiz
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 874 873 497 AMAZON-02, US
19551 111 7 79 INCAPSULA, US
21859 36 3 32 ZEN-ECN, US
13335 2 0 2 CLOUDFLARENET, US
7862 1 0 1 CHEVRON, US
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
20940 1 0 1 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 874 873 497 AMAZON-02, US
7470 669 243 72 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd.
9931 525 60 62 CAT-AP The Communication Authoity of Thai
131293 278 23 65 TOT-LLI-AS-AP TOT Public Company Limited,
4621 186 53 50 UNINET-AS-AP UNINET-, TH
9335 136 9 40 CAT-CLOUD-AP CAT Telecom Public Company L
23884 132 10 31 PROENNET-AS Proen Corp Public Company Lim
38235 125 6 14 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICA
23673 120 8 8 ONLINE-AS Cogetel Online, Cambodia, ISP,
23969 112 17 104 TOT-NET TOT Public Company Limited, TH
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7470 669 597 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
9931 525 463 CAT-AP The Communication Authoity of Thailand,
131293 278 213 TOT-LLI-AS-AP TOT Public Company Limited, TH
4621 186 136 UNINET-AS-AP UNINET-, TH
23673 120 112 ONLINE-AS Cogetel Online, Cambodia, ISP, KH
38235 125 111 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION,
23884 132 101 PROENNET-AS Proen Corp Public Company Limited.,
9335 136 96 CAT-CLOUD-AP CAT Telecom Public Company Limited
139628 72 56 MEGATRUENET-AS-AP Mega Truenet Communication Co
132203 83 55 TENCENT-NET-AP-CN Tencent Building, Kejizhongyi
Complete listing at https://bgp.nsrc.org/REN/AIT/data-CIDRnet
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
103.165.160.0/24 Origin: 16509 AMAZON-02, US
103.165.160.0/24 Transit: 4621 UNINET-AS-AP UNINET-, TH
202.14.117.0/24 Origin: 17827 STOU-AS-TH Sukhothai Thammathirat Open U
202.14.117.0/24 Transit: 4621 UNINET-AS-AP UNINET-, TH
Complete listing at https://bgp.nsrc.org/REN/AIT/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 /8:0 /9:0 /10:0 /11:0 /12:0
/13:0 /14:1 /15:16 /16:17 /17:27 /18:43
/19:64 /20:196 /21:102 /22:344 /23:247 /24:2977
/25:2 /26:3 /27:2 /28:4 /29:6 /30:10
/31:9 /32:20
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 217 874 AMAZON-02, US
4621 50 186 UNINET-AS-AP UNINET-, TH
19551 32 111 INCAPSULA, US
21859 9 36 ZEN-ECN, US
139591 7 7 CAT-AS-AP CAT Telecom Public Company Limited 13th CAT TELECOM TOWER NEW ROAD SRIPHRAYA BANGRAK BANGKOK THAILAND, TH
9335 5 136 CAT-CLOUD-AP CAT Telecom Public Company Limited, TH
7470 4 669 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
38235 3 125 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION, KH
138547 3 3 UBRU-AS-UNINET Ubon Ratchathani Rajabhat University, TH
63528 2 2 BKNIX-AS-AP Bangkok Neutral Internet Exchange, TH
Complete listing at https://bgp.nsrc.org/REN/AIT/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:110 3:46 5:1 8:1 13:35 14:3
15:31 16:14 18:26 23:8 27:19 31:2
35:4 38:14 42:1 43:14 45:81 46:3
47:3 49:1 50:1 52:55 54:15 58:31
59:1 61:212 64:24 65:4 66:11 67:2
69:3 70:7 72:1 74:1 75:1 76:5
77:2 80:2 88:1 89:5 91:5 93:32
96:2 98:1 99:35 101:7 103:119 104:6
106:2 107:35 108:4 110:110 111:42 112:12
113:41 114:10 115:3 116:35 117:2 118:82
119:107 121:1 122:222 124:37 125:2 128:4
129:3 130:42 134:2 136:10 139:7 140:1
141:4 142:5 144:2 145:3 146:3 147:1
148:4 149:2 150:6 151:5 154:6 155:2
156:2 157:2 159:4 161:3 162:8 163:7
164:30 165:3 166:2 167:8 168:9 169:4
170:17 171:124 172:3 173:1 178:2 180:14
182:10 183:8 184:1 185:19 188:2 192:26
193:8 195:1 198:12 199:5 202:263 203:391
204:5 205:3 206:3 207:9 208:4 209:11
210:61 211:2 212:1 213:3 216:18 218:1
End of report
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