[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Erdemnet (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Sep 1 20:20:44 UTC 2022
IPv4 R&E Routing Table Report 20:20 GMT Thu 01 Sep, 2022
IPv4 BGP Table (R&E) as seen at Erdemnet.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/Erdemnet/
Analysis Summary
----------------
BGP routing table entries examined: 19055
Prefixes after maximum aggregation (per Origin AS): 10810
Deaggregation factor: 1.76
Unique aggregates announced (without unneeded subnets): 12190
Number of IPv4 prefixes with a valid ROA: 4633
Number of IPv4 prefixes with an invalid ROA: 134
Number of IPv4 prefixes with no ROA: 14288
Total ASes present in the Internet Routing Table: 2845
Prefixes per ASN: 6.70
Origin-only ASes present in the Internet Routing Table: 2458
Origin ASes announcing only one prefix: 1121
Transit ASes present in the Internet Routing Table: 387
Transit-only ASes present in the Internet Routing Table: 67
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 6.4
Max AS path length visible: 21
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 9
Number of instances of unregistered ASNs: 9
Number of 32-bit ASNs allocated by the RIRs: 40105
Number of 32-bit ASNs visible in the Routing Table: 659
Prefixes from 32-bit ASNs in the Routing Table: 1817
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: 205670912
Equivalent to 12 /8s, 66 /16s and 74 /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: 2197
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5093
Total APNIC prefixes after maximum aggregation: 2431
APNIC Deaggregation factor: 2.10
Prefixes being announced from the APNIC address blocks: 5098
Unique aggregates announced from the APNIC address blocks: 2932
APNIC Region origin ASes present in the Internet Routing Table: 629
APNIC Prefixes per ASN: 8.10
APNIC Region origin ASes announcing only one prefix: 279
APNIC Region transit ASes present in the Internet Routing Table: 71
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 21
Number of APNIC region 32-bit ASNs visible in the Routing Table: 244
Number of APNIC addresses announced to Internet: 46191616
Equivalent to 2 /8s, 192 /16s and 212 /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: 8021
Total ARIN prefixes after maximum aggregation: 4715
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 8033
Unique aggregates announced from the ARIN address blocks: 5289
ARIN Region origin ASes present in the Internet Routing Table: 1252
ARIN Prefixes per ASN: 6.42
ARIN Region origin ASes announcing only one prefix: 452
ARIN Region transit ASes present in the Internet Routing Table: 165
Average ARIN Region AS path length visible: 7.2
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 185
Number of ARIN addresses announced to Internet: 94643968
Equivalent to 5 /8s, 164 /16s and 39 /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: 2857
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3523
Unique aggregates announced from the RIPE address blocks: 2860
RIPE Region origin ASes present in the Internet Routing Table: 678
RIPE Prefixes per ASN: 5.20
RIPE Region origin ASes announcing only one prefix: 305
RIPE Region transit ASes present in the Internet Routing Table: 97
Average RIPE Region AS path length visible: 6.0
Max RIPE Region AS path length visible: 16
Number of RIPE region 32-bit ASNs visible in the Routing Table: 136
Number of RIPE addresses announced to Internet: 57920768
Equivalent to 3 /8s, 115 /16s and 205 /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: 1438
Total LACNIC prefixes after maximum aggregation: 583
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1438
Unique aggregates announced from the LACNIC address blocks: 797
LACNIC Region origin ASes present in the Internet Routing Table: 161
LACNIC Prefixes per ASN: 8.93
LACNIC Region origin ASes announcing only one prefix: 60
LACNIC Region transit ASes present in the Internet Routing Table: 25
Average LACNIC Region AS path length visible: 8.0
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 67
Number of LACNIC addresses announced to Internet: 4282624
Equivalent to 0 /8s, 65 /16s and 89 /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: 960
Total AfriNIC prefixes after maximum aggregation: 215
AfriNIC Deaggregation factor: 4.47
Prefixes being announced from the AfriNIC address blocks: 960
Unique aggregates announced from the AfriNIC address blocks: 310
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 19.20
AfriNIC Region origin ASes announcing only one prefix: 25
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 6.6
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2631424
Equivalent to 0 /8s, 40 /16s and 39 /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 433 182 24 CSTNET-AS-AP Computer Network Informati
1237 186 74 135 KREONET-AS-KR KISTI, KR
7575 175 329 121 AARNET-AS-AP Australian Academic and Re
17882 175 11 34 UNIVISION-AS-AP UNIVISION LLC, MN
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 127 4176 72 ERX-CERNET-BKB China Education and Rese
55824 115 18 11 NKN-CORE-NW NKN Core Network, IN
4850 82 0 1 DIGICOM-AS-AP Digicom LLC, MN
4621 78 37 10 UNINET-AS-AP UNINET-, TH
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 215 703 181 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2152 156 507 93 CSUNET-NW, US
18558 137 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/Erdemnet/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/Erdemnet/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/Erdemnet/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 375 319 73 TENET-1, ZA
36914 241 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 40 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 20 1 14 TERNET, TZ
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/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 433 182 24 CSTNET-AS-AP Computer Network Informati
2018 375 319 73 TENET-1, ZA
680 282 1951 250 DFN Verein zur Foerderung eines Deutsch
36914 241 82 3 KENET-AS, KE
668 215 703 181 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
786 186 1775 183 JANET Jisc Services Limited, GB
1237 186 74 135 KREONET-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 433 409 CSTNET-AS-AP Computer Network Information Cente
2018 375 302 TENET-1, ZA
36914 241 238 KENET-AS, KE
5786 198 197 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
17882 175 141 UNIVISION-AS-AP UNIVISION LLC, MN
8895 138 134 ISU Internet Services Unit ISU, SA
18558 137 133 NETBLK-RCOEK, US
1916 158 115 Rede Nacional de Ensino e Pesquisa, BR
55824 115 104 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
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
65101 PRIVATE 202.21.123.0/24 9484 MOBINET-AS-MN Mobinet LLC. A
65512 PRIVATE 202.126.89.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
65512 PRIVATE 202.126.90.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
65250 PRIVATE 202.126.91.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
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/Erdemnet/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/Erdemnet/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/Erdemnet/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 /9:1 /10:2 /11:1 /12:10
/13:18 /14:34 /15:122 /16:2012 /17:401 /18:445
/19:575 /20:881 /21:893 /22:1439 /23:1575 /24:10556
/25:0 /26:0 /27:2 /28:4 /29:1 /30:7
/31:1 /32:74
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 228 241 KENET-AS, KE
8895 133 138 ISU Internet Services Unit ISU, SA
4850 81 82 DIGICOM-AS-AP Digicom LLC, MN
17882 53 175 UNIVISION-AS-AP UNIVISION LLC, MN
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
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/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 27:4 31:7 35:4
38:9 40:1 41:131 42:10 43:8 44:5
45:36 46:5 47:1 49:10 50:4 52:1
58:1 59:24 60:4 61:3 62:10 63:38
64:73 65:5 66:66 67:45 68:8 69:19
70:2 71:1 72:7 74:50 76:37 77:7
78:3 79:10 80:18 81:28 82:6 83:6
84:9 85:43 86:6 87:1 88:1 89:10
91:46 92:1 93:4 94:4 95:4 96:5
97:1 98:2 101:6 102:15 103:367 104:74
107:16 108:10 109:10 110:4 111:16 112:15
114:23 116:6 117:61 118:32 119:23 121:27
122:24 123:8 124:39 125:4 128:86 129:39
130:90 131:76 132:59 133:145 134:99 136:198
137:75 138:12 139:9 140:56 141:1 142:39
143:30 144:23 145:2 146:129 147:58 148:192
149:12 150:134 151:6 152:73 153:14 154:28
155:51 156:67 157:25 158:41 159:116 160:26
161:21 162:28 163:75 164:10 165:57 166:1
167:16 168:119 169:10 170:67 172:2 173:7
175:30 176:8 177:11 179:10 180:18 181:1
182:4 184:2 185:43 186:3 187:19 188:13
189:3 190:34 191:36 192:1397 193:315 194:143
195:92 196:161 197:144 198:501 199:285 200:225
201:38 202:787 203:437 204:354 205:126 206:197
207:174 208:70 209:125 210:184 211:13 212:173
213:5 214:8 216:87 217:11 218:23 219:6
220:17 222:5 223:4
End of report
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