[REN-BGP-stats-all] IPv4 R&E Routing Table Report - DrukREN (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Jan 23 19:00:51 UTC 2022
IPv4 R&E Routing Table Report 19:00 GMT Sun 23 Jan, 2022
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: 18441
Prefixes after maximum aggregation (per Origin AS): 10445
Deaggregation factor: 1.77
Unique aggregates announced (without unneeded subnets): 11631
Number of IPv4 prefixes with a valid ROA: 3681
Number of IPv4 prefixes with an invalid ROA: 21
Number of IPv4 prefixes with no ROA: 14739
Total ASes present in the Internet Routing Table: 2725
Prefixes per ASN: 6.77
Origin-only ASes present in the Internet Routing Table: 2348
Origin ASes announcing only one prefix: 1111
Transit ASes present in the Internet Routing Table: 377
Transit-only ASes present in the Internet Routing Table: 53
Average AS path length visible in the Internet Routing Table: 6.7
Max AS path length visible: 17
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 5
Number of instances of unregistered ASNs: 5
Number of 32-bit ASNs allocated by the RIRs: 38382
Number of 32-bit ASNs visible in the Routing Table: 590
Prefixes from 32-bit ASNs in the Routing Table: 1607
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: 205617152
Equivalent to 12 /8s, 65 /16s and 120 /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: 99.5
Total number of prefixes smaller than registry allocations: 1997
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4591
Total APNIC prefixes after maximum aggregation: 2269
APNIC Deaggregation factor: 2.02
Prefixes being announced from the APNIC address blocks: 4595
Unique aggregates announced from the APNIC address blocks: 2524
APNIC Region origin ASes present in the Internet Routing Table: 545
APNIC Prefixes per ASN: 8.43
APNIC Region origin ASes announcing only one prefix: 247
APNIC Region transit ASes present in the Internet Routing Table: 58
Average APNIC Region AS path length visible: 5.6
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 197
Number of APNIC addresses announced to Internet: 45994240
Equivalent to 2 /8s, 189 /16s and 209 /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: 8121
Total ARIN prefixes after maximum aggregation: 4651
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 8135
Unique aggregates announced from the ARIN address blocks: 5278
ARIN Region origin ASes present in the Internet Routing Table: 1234
ARIN Prefixes per ASN: 6.59
ARIN Region origin ASes announcing only one prefix: 452
ARIN Region transit ASes present in the Internet Routing Table: 162
Average ARIN Region AS path length visible: 7.4
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 167
Number of ARIN addresses announced to Internet: 94670592
Equivalent to 5 /8s, 164 /16s and 143 /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: 3397
Total RIPE prefixes after maximum aggregation: 2774
RIPE Deaggregation factor: 1.22
Prefixes being announced from the RIPE address blocks: 3384
Unique aggregates announced from the RIPE address blocks: 2776
RIPE Region origin ASes present in the Internet Routing Table: 672
RIPE Prefixes per ASN: 5.04
RIPE Region origin ASes announcing only one prefix: 320
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 5.9
Max RIPE Region AS path length visible: 16
Number of RIPE region 32-bit ASNs visible in the Routing Table: 134
Number of RIPE addresses announced to Internet: 58076416
Equivalent to 3 /8s, 118 /16s and 45 /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: 1419
Total LACNIC prefixes after maximum aggregation: 559
LACNIC Deaggregation factor: 2.54
Prefixes being announced from the LACNIC address blocks: 1417
Unique aggregates announced from the LACNIC address blocks: 758
LACNIC Region origin ASes present in the Internet Routing Table: 167
LACNIC Prefixes per ASN: 8.49
LACNIC Region origin ASes announcing only one prefix: 71
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 8.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 66
Number of LACNIC addresses announced to Internet: 4169472
Equivalent to 0 /8s, 63 /16s and 159 /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: 908
Total AfriNIC prefixes after maximum aggregation: 187
AfriNIC Deaggregation factor: 4.86
Prefixes being announced from the AfriNIC address blocks: 908
Unique aggregates announced from the AfriNIC address blocks: 293
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 18.16
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 6.7
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2705920
Equivalent to 0 /8s, 41 /16s and 74 /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 571 2157 457 SINET-AS Research Organization of Infor
7497 431 182 24 CSTNET-AS-AP Computer Network Informati
1237 185 74 135 KREONET-AS-KR KISTI, KR
7575 176 330 123 AARNET-AS-AP Australian Academic and Re
58647 166 18 2 KAGAWAU-AS Kagawa University, JP
4758 161 16 1 NICNET-VSNL-BOARDER-AP National Informa
55824 136 19 28 NKN-CORE-NW NKN Core Network, IN
4538 127 4192 72 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
7896 251 51 7 NU-AS, US
668 211 702 182 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 149 507 90 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
2920 108 34 6 LACOE, 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
680 279 1950 245 DFN Verein zur Foerderung eines Deutsch
786 185 1774 182 JANET Jisc Services Limited, GB
8895 143 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
2200 67 647 61 FR-RENATER Reseau National de telecommu
2614 58 32 55 ROEDUNET, RO
1930 57 81 52 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 176 207 41 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 55 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
4270 44 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
28571 37 26 15 UNIVERSIDADE DE SAO PAULO, BR
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 350 319 74 TENET-1, ZA
36914 202 82 3 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 43 16 1 MoRENet, MZ
327687 39 28 3 RENU, UG
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37182 12 8 1 TERNET, TZ
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 571 2157 457 SINET-AS Research Organization of Infor
7497 431 182 24 CSTNET-AS-AP Computer Network Informati
2018 350 319 74 TENET-1, ZA
680 279 1950 245 DFN Verein zur Foerderung eines Deutsch
7896 251 51 7 NU-AS, US
668 211 702 182 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
36914 202 82 3 KENET-AS, KE
5786 200 16 1 UPRENET, PR
786 185 1774 182 JANET Jisc Services Limited, GB
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 431 407 CSTNET-AS-AP Computer Network Information Cente
2018 350 276 TENET-1, ZA
7896 251 244 NU-AS, US
36914 202 199 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 166 164 KAGAWAU-AS Kagawa University, JP
4758 161 160 NICNET-VSNL-BOARDER-AP National Informatics Cen
8895 143 139 ISU Internet Services Unit ISU, SA
1916 176 135 Rede Nacional de Ensino e Pesquisa, BR
18558 136 132 NETBLK-RCOEK, US
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
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
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
/13:17 /14:34 /15:123 /16:2016 /17:390 /18:438
/19:574 /20:879 /21:902 /22:1397 /23:1526 /24:10131
/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 189 202 KENET-AS, KE
8895 138 143 ISU Internet Services Unit ISU, SA
23024 53 114 OCDE, US
327700 39 43 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
18632 29 55 VOLCANO-VISION, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:15 6:4 8:2 12:1 14:85
18:42 23:10 24:3 31:6 37:6 38:9
40:1 41:126 42:8 44:5 45:36 46:6
47:1 49:8 50:4 52:1 59:4 60:4
61:3 62:7 63:38 64:56 65:4 66:50
67:44 68:8 69:20 71:1 72:13 74:20
76:34 77:7 78:3 79:10 80:16 81:28
82:5 83:7 84:4 85:33 86:4 87:1
88:1 89:10 91:45 92:1 93:19 94:4
95:5 96:5 97:1 98:2 101:6 102:13
103:249 104:75 106:1 107:17 108:10 109:10
110:3 111:20 112:4 114:23 116:5 117:61
119:21 121:26 123:8 124:39 125:4 128:86
129:176 130:92 131:84 132:58 133:140 134:100
136:193 137:80 138:8 139:5 140:50 141:2
142:41 143:31 144:52 145:2 146:127 147:60
148:192 149:13 150:35 151:6 152:71 153:11
154:25 155:50 156:67 157:26 158:42 159:116
160:25 161:17 162:28 163:66 164:167 165:55
166:1 167:16 168:119 169:10 170:67 171:1
172:2 173:7 175:31 176:8 177:13 178:1
179:11 180:21 181:1 182:6 184:4 185:42
186:3 187:18 188:13 189:5 190:33 191:33
192:1349 193:248 194:137 195:92 196:150 197:114
198:493 199:280 200:254 201:39 202:612 203:415
204:332 205:164 206:196 207:175 208:63 209:122
210:182 211:13 212:173 213:4 214:7 216:86
217:15 218:25 219:6 220:17 222:5 223:3
End of report
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