[REN-BGP-stats-all] IPv4 R&E Routing Table Report - DrukREN (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Aug 22 19:00:48 UTC 2022
IPv4 R&E Routing Table Report 19:00 GMT Mon 22 Aug, 2022
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: 18682
Prefixes after maximum aggregation (per Origin AS): 10671
Deaggregation factor: 1.75
Unique aggregates announced (without unneeded subnets): 11831
Number of IPv4 prefixes with a valid ROA: 4325
Number of IPv4 prefixes with an invalid ROA: 47
Number of IPv4 prefixes with no ROA: 14310
Total ASes present in the Internet Routing Table: 2778
Prefixes per ASN: 6.72
Origin-only ASes present in the Internet Routing Table: 2394
Origin ASes announcing only one prefix: 1099
Transit ASes present in the Internet Routing Table: 384
Transit-only ASes present in the Internet Routing Table: 60
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 17
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 8
Number of instances of unregistered ASNs: 8
Number of 32-bit ASNs allocated by the RIRs: 40025
Number of 32-bit ASNs visible in the Routing Table: 624
Prefixes from 32-bit ASNs in the Routing Table: 1731
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 2
Number of addresses announced to Internet: 205562624
Equivalent to 12 /8s, 64 /16s and 163 /24s
Percentage of available address space announced: 5.6
Percentage of allocated address space announced: 5.6
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: 2058
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4748
Total APNIC prefixes after maximum aggregation: 2303
APNIC Deaggregation factor: 2.06
Prefixes being announced from the APNIC address blocks: 4751
Unique aggregates announced from the APNIC address blocks: 2594
APNIC Region origin ASes present in the Internet Routing Table: 573
APNIC Prefixes per ASN: 8.29
APNIC Region origin ASes announcing only one prefix: 254
APNIC Region transit ASes present in the Internet Routing Table: 64
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 213
Number of APNIC addresses announced to Internet: 46087936
Equivalent to 2 /8s, 191 /16s and 63 /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, 131072-151865
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: 8019
Total ARIN prefixes after maximum aggregation: 4706
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 8033
Unique aggregates announced from the ARIN address blocks: 5273
ARIN Region origin ASes present in the Internet Routing Table: 1248
ARIN Prefixes per ASN: 6.44
ARIN Region origin ASes announcing only one prefix: 452
ARIN Region transit ASes present in the Internet Routing Table: 164
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 183
Number of ARIN addresses announced to Internet: 94641664
Equivalent to 5 /8s, 164 /16s and 30 /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, 393216-401308
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: 3534
Total RIPE prefixes after maximum aggregation: 2865
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3523
Unique aggregates announced from the RIPE address blocks: 2864
RIPE Region origin ASes present in the Internet Routing Table: 682
RIPE Prefixes per ASN: 5.17
RIPE Region origin ASes announcing only one prefix: 308
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 137
Number of RIPE addresses announced to Internet: 57984256
Equivalent to 3 /8s, 116 /16s and 197 /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
196608-213403
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: 1424
Total LACNIC prefixes after maximum aggregation: 576
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1424
Unique aggregates announced from the LACNIC address blocks: 790
LACNIC Region origin ASes present in the Internet Routing Table: 160
LACNIC Prefixes per ASN: 8.90
LACNIC Region origin ASes announcing only one prefix: 61
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 66
Number of LACNIC addresses announced to Internet: 4217856
Equivalent to 0 /8s, 64 /16s and 92 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 949
Total AfriNIC prefixes after maximum aggregation: 213
AfriNIC Deaggregation factor: 4.46
Prefixes being announced from the AfriNIC address blocks: 949
Unique aggregates announced from the AfriNIC address blocks: 308
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 19.37
AfriNIC Region origin ASes announcing only one prefix: 24
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 5.9
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2630400
Equivalent to 0 /8s, 40 /16s and 35 /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 566 2156 455 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
1237 185 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
7575 174 329 120 AARNET-AS-AP Australian Academic and Re
4758 161 16 1 NICNET-VSNL-BOARDER-AP National Informa
55824 137 19 29 NKN-CORE-NW NKN Core Network, IN
4538 128 4192 73 ERX-CERNET-BKB China Education and Rese
4621 78 37 10 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
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
668 219 703 181 DNIC-AS-00668, US
5786 200 16 1 UPRENET, PR
376 197 178 147 RISQ-AS, CA
2152 154 507 91 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
2920 108 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, 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 1951 250 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 138 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 64 599 59 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
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 158 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
4270 42 16 1 Red de Interconexion Universitaria, AR
61468 42 3 15 CEDIA, EC
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28614 37 2 2 Fundacao Universidade Regional de Blume
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
2018 376 319 73 TENET-1, ZA
36914 233 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 38 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 19 1 13 TERNET, TZ
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, 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
2907 566 2156 455 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 376 319 73 TENET-1, ZA
680 282 1951 250 DFN Verein zur Foerderung eines Deutsch
36914 233 82 3 KENET-AS, KE
668 219 703 181 DNIC-AS-00668, US
5786 200 16 1 UPRENET, PR
376 197 178 147 RISQ-AS, CA
786 186 1775 183 JANET Jisc Services Limited, GB
1237 185 74 134 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 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 376 303 TENET-1, ZA
36914 233 230 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
4758 161 160 NICNET-VSNL-BOARDER-AP National Informatics Cen
8895 138 134 ISU Internet Services Unit ISU, SA
18558 136 132 NETBLK-RCOEK, US
1916 158 115 Rede Nacional de Ensino e Pesquisa, BR
55824 137 108 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 Comm
65200 PRIVATE 103.11.32.0/22 132124 ICTA-LK Information and Comm
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 20965 GEANT The GEANT IP Service, NL
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 /10:2 /11:1 /12:10
/13:18 /14:34 /15:122 /16:2013 /17:403 /18:443
/19:583 /20:897 /21:891 /22:1417 /23:1561 /24:10286
/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 220 233 KENET-AS, KE
8895 133 138 ISU Internet Services Unit ISU, SA
23024 53 114 OCDE, US
18632 34 63 VOLCANO-VISION, US
32440 32 47 LONI, US
46115 32 35 LUTHER, US
25977 31 45 HCCS, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
200521 31 52 SEAP-AGE, ES
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 5:15 6:4 8:2 12:1 14:86
18:43 23:9 24:3 31:7 35:4 38:9
40:1 41:131 42:10 44:5 45:37 46:5
47:1 49:10 50:4 52:1 58:1 59:20
60:4 61:3 62:10 63:38 64:56 65:5
66:35 67:45 68:8 69:19 70:2 71:1
72:7 74:50 76:37 77:7 78:3 79:10
80:18 81:27 82:7 83:6 84:5 85:43
86:6 87:1 88:1 89:10 91:47 92:1
93:4 94:4 95:4 96:5 97:1 98:2
101:6 102:13 103:278 104:75 107:16 108:8
109:11 110:4 111:16 114:23 116:6 117:61
118:32 119:24 121:27 122:8 123:8 124:39
125:4 128:86 129:38 130:90 131:76 132:59
133:145 134:100 136:200 137:74 138:12 139:5
140:57 141:1 142:39 143:31 144:23 145:2
146:129 147:58 148:192 149:12 150:130 151:6
152:73 153:13 154:28 155:51 156:66 157:23
158:41 159:115 160:26 161:21 162:25 163:75
164:156 165:57 166:1 167:16 168:120 169:10
170:66 172:2 173:7 175:30 176:8 177:11
179:10 180:18 181:1 182:4 184:5 185:46
186:3 187:19 188:13 189:3 190:34 191:35
192:1364 193:311 194:142 195:92 196:161 197:137
198:501 199:282 200:221 201:38 202:637 203:429
204:350 205:126 206:195 207:173 208:72 209:123
210:183 211:13 212:173 213:5 214:8 216:86
217:11 218:22 219:6 220:16 222:5 223:4
End of report
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