[REN-BGP-stats-all] IPv4 R&E Routing Table Report - DrukREN (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Sep 22 19:00:45 UTC 2024
IPv4 R&E Routing Table Report 19:00 GMT Sun 22 Sep, 2024
IPv4 BGP Table (R&E) as seen at DrukREN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/DrukREN/
Analysis Summary
----------------
BGP routing table entries examined: 18551
Prefixes after maximum aggregation (per Origin AS): 10059
Deaggregation factor: 1.84
Unique aggregates announced (without unneeded subnets): 11048
Number of IPv4 prefixes with a valid ROA: 7059
Number of IPv4 prefixes with an invalid ROA: 17
Number of IPv4 prefixes with no ROA: 11475
Total ASes present in the Internet Routing Table: 2689
Prefixes per ASN: 6.90
Origin-only ASes present in the Internet Routing Table: 2318
Origin ASes announcing only one prefix: 1035
Transit ASes present in the Internet Routing Table: 371
Transit-only ASes present in the Internet Routing Table: 69
Paths with bogon ASNs present in the IPv4 Routing Table: 3
Average AS path length visible in the Internet Routing Table: 7.1
Max AS path length visible: 26
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 45413
Number of 32-bit ASNs visible in the Routing Table: 656
Prefixes from 32-bit ASNs in the Routing Table: 1833
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: 6
Number of addresses announced to Internet: 189249536
Equivalent to 11 /8s, 71 /16s and 184 /24s
Percentage of available address space announced: 5.1
Percentage of allocated address space announced: 5.1
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: 2317
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3748
Total APNIC prefixes after maximum aggregation: 1630
APNIC Deaggregation factor: 2.30
Prefixes being announced from the APNIC address blocks: 3747
Unique aggregates announced from the APNIC address blocks: 1879
APNIC Region origin ASes present in the Internet Routing Table: 458
APNIC Prefixes per ASN: 8.18
APNIC Region origin ASes announcing only one prefix: 195
APNIC Region transit ASes present in the Internet Routing Table: 59
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 12
Number of APNIC region 32-bit ASNs visible in the Routing Table: 193
Number of APNIC addresses announced to Internet: 32218880
Equivalent to 1 /8s, 235 /16s and 159 /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: 8650
Total ARIN prefixes after maximum aggregation: 4845
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 8662
Unique aggregates announced from the ARIN address blocks: 5314
ARIN Region origin ASes present in the Internet Routing Table: 1277
ARIN Prefixes per ASN: 6.78
ARIN Region origin ASes announcing only one prefix: 449
ARIN Region transit ASes present in the Internet Routing Table: 154
Average ARIN Region AS path length visible: 8.7
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 210
Number of ARIN addresses announced to Internet: 90596096
Equivalent to 5 /8s, 102 /16s and 99 /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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 3560
Total RIPE prefixes after maximum aggregation: 2861
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3548
Unique aggregates announced from the RIPE address blocks: 2902
RIPE Region origin ASes present in the Internet Routing Table: 668
RIPE Prefixes per ASN: 5.31
RIPE Region origin ASes announcing only one prefix: 299
RIPE Region transit ASes present in the Internet Routing Table: 105
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 154
Number of RIPE addresses announced to Internet: 59663872
Equivalent to 3 /8s, 142 /16s and 102 /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,
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: 1427
Total LACNIC prefixes after maximum aggregation: 547
LACNIC Deaggregation factor: 2.61
Prefixes being announced from the LACNIC address blocks: 1427
Unique aggregates announced from the LACNIC address blocks: 732
LACNIC Region origin ASes present in the Internet Routing Table: 164
LACNIC Prefixes per ASN: 8.70
LACNIC Region origin ASes announcing only one prefix: 59
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 8.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 69
Number of LACNIC addresses announced to Internet: 4283392
Equivalent to 0 /8s, 65 /16s and 92 /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: 1162
Total AfriNIC prefixes after maximum aggregation: 172
AfriNIC Deaggregation factor: 6.76
Prefixes being announced from the AfriNIC address blocks: 1161
Unique aggregates announced from the AfriNIC address blocks: 216
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 22.76
AfriNIC Region origin ASes announcing only one prefix: 33
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 6.6
Max AfriNIC Region AS path length visible: 26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 30
Number of AfriNIC addresses announced to Internet: 2476544
Equivalent to 0 /8s, 37 /16s and 202 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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
7497 452 212 25 CSTNET-AS-AP Computer Network Information
1237 190 74 145 KREONET-AS-KR KISTI, KR
7575 172 329 115 AARNET-AS-AP Australian Academic and Rese
4758 170 16 1 NICNET-VSNL-BOARDER-AP National Informati
55824 153 20 37 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 72 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
4621 69 37 10 UNINET-AS-AP UNINET-, TH
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
2697 58 4 34 ERX-ERNET-AS Education and Research Netwo
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 511 507 99 CENIC-2152, US
2920 229 44 49 LACOE, US
668 204 632 173 DNIC-AS-00668, US
376 200 162 149 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
18558 141 18 5 NETBLK-RCOEK, US
81 134 517 33 NCREN, US
23024 95 7 21 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 85 541 50 MERIT-AS-14, US
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 282 1899 249 DFN Verein zur Foerderung eines Deutschen
786 185 1767 182 JANET Jisc Services Limited, GB
8895 134 24 4 ISU Internet Services Unit ISU, SA
559 114 533 104 SWITCH Peering requests: peering at switch.c
1103 97 2015 84 SURFNET-NL SURFnet, The Netherlands, NL
2614 90 26 70 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnolog
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 77 26 67 NIKS, RU
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 179 180 41 Rede Nacional de Ensino e Pesquisa, BR
28391 154 10 68 Universidad Juarez Autonoma de Tabasco, M
11340 109 25 52 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 50 5 17 CEDIA, EC
2715 49 99 35 Fundacao Carlos Chagas Filho de Amparo a
19611 48 17 2 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blumena
3596 37 8 4 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 521 82 3 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
327700 49 16 1 MoRENet, MZ
8094 47 48 18 PUKNET, ZA
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 15 8 2 UG-AS, GH
37661 12 8 4 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 521 82 3 KENET-AS, KE
2152 511 507 99 CENIC-2152, US
7497 452 212 25 CSTNET-AS-AP Computer Network Information
2018 382 319 71 TENET-1, ZA
680 282 1899 249 DFN Verein zur Foerderung eines Deutschen
2920 229 44 49 LACOE, US
668 204 632 173 DNIC-AS-00668, US
376 200 162 149 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
1237 190 74 145 KREONET-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 452 427 CSTNET-AS-AP Computer Network Information Cente
2152 511 412 CENIC-2152, US
2018 382 311 TENET-1, ZA
5786 197 196 UPRENET, PR
2920 229 180 LACOE, US
4758 170 169 NICNET-VSNL-BOARDER-AP National Informatics Cen
1916 179 138 Rede Nacional de Ensino e Pesquisa, BR
18558 141 136 NETBLK-RCOEK, US
8895 134 130 ISU Internet Services Unit ISU, SA
55824 153 116 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65200 PRIVATE 43.224.124.0/22 132124 ICTA-LK Information and
65200 PRIVATE 103.11.32.0/22 132124 ICTA-LK Information and
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
65200 PRIVATE 220.247.225.0/24 132124 ICTA-LK Information and
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/21 Origin: 37661 NRaE1-AS, NG
164.160.192.0/21 Transit: 37288 WACREN, SN
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
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:2 /12:10
/13:18 /14:33 /15:119 /16:1806 /17:390 /18:430
/19:569 /20:847 /21:843 /22:1382 /23:1506 /24:10594
/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
36914 500 521 KENET-AS, KE
8895 129 134 ISU Internet Services Unit ISU, SA
2152 61 511 CENIC-2152, US
327700 43 49 MoRENet, MZ
23024 37 95 OCDE, US
32440 37 64 LONI, US
3267 35 77 NIKS, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 32 55 SEAP-AGE, ES
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 6:4 8:2 12:1 14:91
23:7 24:1 31:1 35:3 37:8 38:10
40:1 41:248 42:10 44:4 45:52 46:4
47:1 49:7 50:5 52:1 58:1 59:19
60:6 61:3 62:8 63:37 64:45 65:1
66:52 67:43 68:12 69:18 70:2 71:1
72:7 74:54 76:43 77:10 78:3 79:10
80:12 81:25 82:6 83:7 84:5 85:45
86:5 87:1 89:11 91:43 92:2 93:13
94:2 95:2 96:5 97:1 98:2 101:1
102:13 103:259 104:79 107:2 108:8 109:4
111:16 113:2 114:24 116:9 117:61 118:34
119:25 121:27 122:8 123:8 124:43 125:5
128:52 129:37 130:97 131:63 132:65 134:106
136:197 137:95 138:57 139:6 140:36 141:3
142:52 143:25 144:29 145:2 146:135 147:62
148:195 149:13 150:39 151:9 152:139 153:15
154:38 155:63 156:133 157:23 158:31 159:121
160:4 161:17 162:24 163:55 164:168 165:47
166:1 167:30 168:119 169:7 170:96 171:1
172:2 173:7 175:17 177:5 179:14 180:16
182:9 184:3 185:50 186:3 187:21 188:13
189:3 190:18 191:13 192:1339 193:269 194:138
195:75 196:149 197:316 198:537 199:278 200:307
201:39 202:470 203:436 204:402 205:174 206:213
207:311 208:67 209:157 210:216 211:3 212:161
213:6 214:8 216:90 217:9 218:21 219:1
220:17 222:2 223:15
End of report
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