[REN-BGP-stats-all] IPv4 R&E Routing Table Report - DrukREN (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Jul 30 19:00:44 UTC 2024
IPv4 R&E Routing Table Report 19:00 GMT Tue 30 Jul, 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: 19555
Prefixes after maximum aggregation (per Origin AS): 10711
Deaggregation factor: 1.83
Unique aggregates announced (without unneeded subnets): 11738
Number of IPv4 prefixes with a valid ROA: 6272
Number of IPv4 prefixes with an invalid ROA: 20
Number of IPv4 prefixes with no ROA: 13263
Total ASes present in the Internet Routing Table: 2792
Prefixes per ASN: 7.00
Origin-only ASes present in the Internet Routing Table: 2410
Origin ASes announcing only one prefix: 1076
Transit ASes present in the Internet Routing Table: 382
Transit-only ASes present in the Internet Routing Table: 76
Paths with bogon ASNs present in the IPv4 Routing Table: 3
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 17
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: 45047
Number of 32-bit ASNs visible in the Routing Table: 643
Prefixes from 32-bit ASNs in the Routing Table: 1755
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: 5
Number of addresses announced to Internet: 200738304
Equivalent to 11 /8s, 247 /16s and 6 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 2345
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4850
Total APNIC prefixes after maximum aggregation: 2300
APNIC Deaggregation factor: 2.11
Prefixes being announced from the APNIC address blocks: 4851
Unique aggregates announced from the APNIC address blocks: 2627
APNIC Region origin ASes present in the Internet Routing Table: 557
APNIC Prefixes per ASN: 8.71
APNIC Region origin ASes announcing only one prefix: 241
APNIC Region transit ASes present in the Internet Routing Table: 59
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 206
Number of APNIC addresses announced to Internet: 45759488
Equivalent to 2 /8s, 186 /16s and 60 /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: 8656
Total ARIN prefixes after maximum aggregation: 4830
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 8667
Unique aggregates announced from the ARIN address blocks: 5252
ARIN Region origin ASes present in the Internet Routing Table: 1288
ARIN Prefixes per ASN: 6.73
ARIN Region origin ASes announcing only one prefix: 456
ARIN Region transit ASes present in the Internet Routing Table: 163
Average ARIN Region AS path length visible: 5.7
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 207
Number of ARIN addresses announced to Internet: 90765312
Equivalent to 5 /8s, 104 /16s and 248 /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: 3579
Total RIPE prefixes after maximum aggregation: 2885
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3567
Unique aggregates announced from the RIPE address blocks: 2930
RIPE Region origin ASes present in the Internet Routing Table: 678
RIPE Prefixes per ASN: 5.26
RIPE Region origin ASes announcing only one prefix: 306
RIPE Region transit ASes present in the Internet Routing Table: 107
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 153
Number of RIPE addresses announced to Internet: 57582336
Equivalent to 3 /8s, 110 /16s and 163 /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: 1358
Total LACNIC prefixes after maximum aggregation: 537
LACNIC Deaggregation factor: 2.53
Prefixes being announced from the LACNIC address blocks: 1358
Unique aggregates announced from the LACNIC address blocks: 727
LACNIC Region origin ASes present in the Internet Routing Table: 158
LACNIC Prefixes per ASN: 8.59
LACNIC Region origin ASes announcing only one prefix: 57
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 63
Number of LACNIC addresses announced to Internet: 4193280
Equivalent to 0 /8s, 63 /16s and 252 /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: 1108
Total AfriNIC prefixes after maximum aggregation: 155
AfriNIC Deaggregation factor: 7.15
Prefixes being announced from the AfriNIC address blocks: 1107
Unique aggregates announced from the AfriNIC address blocks: 198
AfriNIC Region origin ASes present in the Internet Routing Table: 33
AfriNIC Prefixes per ASN: 33.55
AfriNIC Region origin ASes announcing only one prefix: 16
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 14
Number of AfriNIC addresses announced to Internet: 2427392
Equivalent to 0 /8s, 37 /16s and 10 /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
2907 591 2162 464 SINET-AS Research Organization of Informa
7497 448 180 24 CSTNET-AS-AP Computer Network Information
1237 189 74 144 KREONET-AS-KR KISTI, KR
58647 180 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 AARNET-AS-AP Australian Academic and Rese
4758 169 16 1 NICNET-VSNL-BOARDER-AP National Informati
55824 154 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
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 505 507 99 CENIC-2152, US
2920 230 44 49 LACOE, US
668 204 632 173 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
18558 141 18 5 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 95 7 23 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 84 543 51 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 250 DFN Verein zur Foerderung eines Deutschen
786 184 1767 181 JANET Jisc Services Limited, GB
8895 136 24 5 ISU Internet Services Unit ISU, SA
559 113 533 103 SWITCH Peering requests: peering at switch.c
1103 96 1503 83 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 76 26 66 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
28391 153 10 67 Universidad Juarez Autonoma de Tabasco, M
1916 141 176 42 Rede Nacional de Ensino e Pesquisa, BR
11340 109 25 52 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, BR
4270 47 16 1 Red de Interconexion Universitaria, AR
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo a
61468 45 5 15 CEDIA, EC
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 529 82 3 KENET-AS, KE
2018 379 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
327700 41 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37661 13 8 5 NRaE1-AS, NG
37182 11 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37215 7 8 1 MAREN, MW
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
2907 591 2162 464 SINET-AS Research Organization of Informa
36914 529 82 3 KENET-AS, KE
2152 505 507 99 CENIC-2152, US
7497 448 180 24 CSTNET-AS-AP Computer Network Information
2018 379 319 71 TENET-1, ZA
680 282 1899 250 DFN Verein zur Foerderung eines Deutschen
2920 230 44 49 LACOE, US
668 204 632 173 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 529 526 KENET-AS, KE
7497 448 424 CSTNET-AS-AP Computer Network Information Cente
2152 505 406 CENIC-2152, US
2018 379 308 TENET-1, ZA
5786 199 198 UPRENET, PR
2920 230 181 LACOE, US
58647 180 178 KAGAWAU-AS Kagawa University, JP
4758 169 168 NICNET-VSNL-BOARDER-AP National Informatics Cen
18558 141 136 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
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
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
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 /11:1 /12:10
/13:18 /14:33 /15:118 /16:1994 /17:424 /18:453
/19:586 /20:904 /21:887 /22:1477 /23:1615 /24:11033
/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 507 529 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
2152 61 505 CENIC-2152, US
23024 38 95 OCDE, US
32440 36 62 LONI, US
327700 36 41 MoRENet, MZ
3267 35 76 NIKS, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
18632 31 64 VOLCANO-VISION, US
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 14:92
23:5 24:3 31:1 35:3 37:8 38:10
40:1 41:231 42:10 44:5 45:50 46:5
47:1 49:10 50:5 52:1 58:1 59:19
60:6 61:3 62:8 63:37 64:45 65:5
66:52 67:44 68:10 69:19 70:2 71:1
72:7 74:52 76:42 77:10 78:3 79:10
80:13 81:25 82:6 83:7 84:5 85:42
86:5 87:1 89:11 91:47 92:2 93:13
94:2 95:2 96:5 97:2 98:2 101:1
102:6 103:278 104:76 107:14 108:8 109:8
111:16 113:2 114:24 116:8 117:61 118:34
119:23 121:27 122:8 123:8 124:43 125:5
128:84 129:36 130:93 131:63 132:67 133:155
134:108 136:198 137:89 138:58 139:5 140:36
141:3 142:25 143:25 144:26 145:2 146:135
147:63 148:194 149:11 150:40 151:9 152:135
153:15 154:37 155:63 156:134 157:21 158:35
159:121 160:30 161:17 162:23 163:63 164:167
165:47 166:1 167:10 168:120 169:6 170:106
171:1 172:3 173:6 175:29 176:8 177:6
179:13 180:16 181:1 182:9 184:2 185:52
186:3 187:18 188:13 189:3 190:18 191:13
192:1401 193:266 194:141 195:75 196:148 197:316
198:579 199:278 200:271 201:37 202:643 203:439
204:395 205:175 206:205 207:288 208:71 209:169
210:215 211:14 212:162 213:6 214:8 216:92
217:9 218:22 219:5 220:17 222:2 223:14
End of report
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