[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Erdemnet (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Feb 20 20:20:42 UTC 2023
IPv4 R&E Routing Table Report 20:20 GMT Mon 20 Feb, 2023
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: 19198
Prefixes after maximum aggregation (per Origin AS): 10759
Deaggregation factor: 1.78
Unique aggregates announced (without unneeded subnets): 12208
Number of IPv4 prefixes with a valid ROA: 4941
Number of IPv4 prefixes with an invalid ROA: 164
Number of IPv4 prefixes with no ROA: 14093
Total ASes present in the Internet Routing Table: 2834
Prefixes per ASN: 6.77
Origin-only ASes present in the Internet Routing Table: 2447
Origin ASes announcing only one prefix: 1097
Transit ASes present in the Internet Routing Table: 387
Transit-only ASes present in the Internet Routing Table: 71
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 6.3
Max AS path length visible: 22
Max AS path prepend of ASN (395156) 12
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: 41223
Number of 32-bit ASNs visible in the Routing Table: 657
Prefixes from 32-bit ASNs in the Routing Table: 1820
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: 2
Number of addresses announced to Internet: 204370688
Equivalent to 12 /8s, 46 /16s and 115 /24s
Percentage of available address space announced: 5.5
Percentage of allocated address space announced: 5.5
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: 2254
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5207
Total APNIC prefixes after maximum aggregation: 2423
APNIC Deaggregation factor: 2.15
Prefixes being announced from the APNIC address blocks: 5212
Unique aggregates announced from the APNIC address blocks: 2987
APNIC Region origin ASes present in the Internet Routing Table: 622
APNIC Prefixes per ASN: 8.38
APNIC Region origin ASes announcing only one prefix: 268
APNIC Region transit ASes present in the Internet Routing Table: 69
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 240
Number of APNIC addresses announced to Internet: 45989376
Equivalent to 2 /8s, 189 /16s and 190 /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: 8046
Total ARIN prefixes after maximum aggregation: 4708
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 8063
Unique aggregates announced from the ARIN address blocks: 5270
ARIN Region origin ASes present in the Internet Routing Table: 1249
ARIN Prefixes per ASN: 6.46
ARIN Region origin ASes announcing only one prefix: 446
ARIN Region transit ASes present in the Internet Routing Table: 164
Average ARIN Region AS path length visible: 7.1
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 189
Number of ARIN addresses announced to Internet: 93940480
Equivalent to 5 /8s, 153 /16s and 107 /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: 3575
Total RIPE prefixes after maximum aggregation: 2870
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3564
Unique aggregates announced from the RIPE address blocks: 2897
RIPE Region origin ASes present in the Internet Routing Table: 686
RIPE Prefixes per ASN: 5.20
RIPE Region origin ASes announcing only one prefix: 306
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 6.0
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 142
Number of RIPE addresses announced to Internet: 57930496
Equivalent to 3 /8s, 115 /16s and 243 /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: 1326
Total LACNIC prefixes after maximum aggregation: 542
LACNIC Deaggregation factor: 2.45
Prefixes being announced from the LACNIC address blocks: 1322
Unique aggregates announced from the LACNIC address blocks: 760
LACNIC Region origin ASes present in the Internet Routing Table: 146
LACNIC Prefixes per ASN: 9.05
LACNIC Region origin ASes announcing only one prefix: 53
LACNIC Region transit ASes present in the Internet Routing Table: 21
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: 57
Number of LACNIC addresses announced to Internet: 3855104
Equivalent to 0 /8s, 58 /16s and 211 /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: 1035
Total AfriNIC prefixes after maximum aggregation: 207
AfriNIC Deaggregation factor: 5.00
Prefixes being announced from the AfriNIC address blocks: 1034
Unique aggregates announced from the AfriNIC address blocks: 292
AfriNIC Region origin ASes present in the Internet Routing Table: 53
AfriNIC Prefixes per ASN: 19.51
AfriNIC Region origin ASes announcing only one prefix: 24
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 6.5
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 29
Number of AfriNIC addresses announced to Internet: 2654464
Equivalent to 0 /8s, 40 /16s and 129 /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 583 2157 462 SINET-AS Research Organization of Infor
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
17882 203 12 38 UNIVISION-AS-AP UNIVISION LLC, MN
1237 185 74 134 KREONET-AS-KR KISTI, KR
58647 177 18 2 KAGAWAU-AS Kagawa University, JP
7575 173 329 119 AARNET-AS-AP Australian Academic and Re
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 119 18 12 NKN-CORE-NW NKN Core Network, IN
4850 93 0 1 DIGICOM-AS-AP Digicom LLC, MN
9484 72 5 5 MOBINET-AS-MN Mobinet LLC. AS Mobinet I
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
668 219 702 180 DNIC-AS-00668, US
2152 210 491 92 CSUNET-NW, US
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
23024 113 7 17 OCDE, US
2920 107 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
680 281 1919 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 136 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 96 1518 85 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
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 156 207 41 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 104 24 47 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
1251 53 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
4270 45 16 1 Red de Interconexion Universitaria, AR
61468 42 3 14 CEDIA, EC
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28571 37 40 18 UNIVERSIDADE DE SAO PAULO, BR
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
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 377 319 72 TENET-1, ZA
36914 253 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
327687 55 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 33 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
37182 31 8 1 TERNET, TZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
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 583 2157 462 SINET-AS Research Organization of Infor
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
2018 377 319 72 TENET-1, ZA
680 281 1919 249 DFN Verein zur Foerderung eines Deutsch
36914 253 82 3 KENET-AS, KE
668 219 702 180 DNIC-AS-00668, US
2152 210 491 92 CSUNET-NW, US
17882 203 12 38 UNIVISION-AS-AP UNIVISION LLC, MN
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
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 435 411 CSTNET-AS-AP Computer Network Information Cente
2018 377 305 TENET-1, ZA
36914 253 250 KENET-AS, KE
5786 199 198 UPRENET, PR
58647 177 175 KAGAWAU-AS Kagawa University, JP
17882 203 165 UNIVISION-AS-AP UNIVISION LLC, MN
8895 136 132 ISU Internet Services Unit ISU, SA
18558 134 130 NETBLK-RCOEK, US
2152 210 118 CSUNET-NW, US
1916 156 115 Rede Nacional de Ensino e Pesquisa, BR
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
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
18621 UNALLOCATED 142.156.0.0/16 26677 ORION-ASN, CA
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, 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
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, 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 /16:1991 /17:410 /18:443
/19:572 /20:884 /21:877 /22:1503 /23:1576 /24:10653
/25:0 /26:0 /27:2 /28:4 /29:1 /30:5
/31:1 /32:87
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 240 253 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
4850 92 93 DIGICOM-AS-AP Digicom LLC, MN
17882 53 203 UNIVISION-AS-AP UNIVISION LLC, MN
23024 52 113 OCDE, US
32440 35 50 LONI, US
18632 34 65 VOLCANO-VISION, US
46115 32 35 LUTHER, US
200521 31 54 SEAP-AGE, ES
25977 30 44 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 6:4 8:2 12:1 14:89
23:7 24:3 27:4 31:7 35:6 38:9
40:1 41:139 42:10 43:8 44:5 45:33
46:5 47:1 49:7 50:3 52:1 58:1
59:24 60:4 61:3 62:11 63:37 64:74
65:5 66:79 67:44 68:8 69:21 70:2
71:1 72:7 74:50 76:41 77:9 78:3
79:10 80:17 81:28 82:5 83:6 84:11
85:42 86:5 87:1 89:10 91:48 92:2
93:4 94:4 95:2 96:5 97:2 98:2
101:6 102:16 103:381 104:77 107:16 108:10
109:10 110:2 111:16 112:15 114:23 116:6
117:61 118:32 119:29 121:28 122:24 123:24
124:39 125:4 128:86 129:41 130:87 131:63
132:55 133:149 134:101 136:199 137:87 138:9
139:10 140:54 141:1 142:39 143:30 144:23
145:2 146:132 147:59 148:193 149:12 150:134
151:9 152:73 153:14 154:30 155:55 156:68
157:29 158:36 159:115 160:27 161:20 162:27
163:78 164:10 165:51 166:1 167:12 168:124
169:11 170:75 171:1 172:3 173:7 175:31
176:8 177:8 179:9 180:17 181:1 182:1
184:3 185:47 186:2 187:19 188:13 189:3
190:15 191:36 192:1398 193:348 194:147 195:88
196:164 197:156 198:524 199:283 200:210 201:35
202:786 203:439 204:356 205:131 206:197 207:182
208:73 209:131 210:186 211:18 212:170 213:5
214:8 216:88 217:11 218:23 219:6 220:17
222:5 223:4
End of report
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