[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Feb 20 22:25:46 UTC 2023
IPv4 R&E Routing Table Report 22:25 GMT Mon 20 Feb, 2023
IPv4 BGP Table (R&E) as seen at UH.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniHawaii/
Analysis Summary
----------------
BGP routing table entries examined: 23750
Prefixes after maximum aggregation (per Origin AS): 12985
Deaggregation factor: 1.83
Unique aggregates announced (without unneeded subnets): 15475
Number of IPv4 prefixes with a valid ROA: 9734
Number of IPv4 prefixes with an invalid ROA: 92
Number of IPv4 prefixes with no ROA: 13924
Total ASes present in the Internet Routing Table: 2729
Prefixes per ASN: 8.70
Origin-only ASes present in the Internet Routing Table: 2347
Origin ASes announcing only one prefix: 1027
Transit ASes present in the Internet Routing Table: 382
Transit-only ASes present in the Internet Routing Table: 74
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 19
Max AS path prepend of ASN (395156) 12
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: 41223
Number of 32-bit ASNs visible in the Routing Table: 630
Prefixes from 32-bit ASNs in the Routing Table: 1790
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: 283280310
Equivalent to 16 /8s, 226 /16s and 131 /24s
Percentage of available address space announced: 7.7
Percentage of allocated address space announced: 7.7
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: 3381
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4001
Total APNIC prefixes after maximum aggregation: 1664
APNIC Deaggregation factor: 2.40
Prefixes being announced from the APNIC address blocks: 4103
Unique aggregates announced from the APNIC address blocks: 1985
APNIC Region origin ASes present in the Internet Routing Table: 482
APNIC Prefixes per ASN: 8.51
APNIC Region origin ASes announcing only one prefix: 204
APNIC Region transit ASes present in the Internet Routing Table: 60
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 210
Number of APNIC addresses announced to Internet: 32992300
Equivalent to 1 /8s, 247 /16s and 108 /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: 13732
Total ARIN prefixes after maximum aggregation: 7697
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 13395
Unique aggregates announced from the ARIN address blocks: 9256
ARIN Region origin ASes present in the Internet Routing Table: 1280
ARIN Prefixes per ASN: 10.46
ARIN Region origin ASes announcing only one prefix: 438
ARIN Region transit ASes present in the Internet Routing Table: 166
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 190
Number of ARIN addresses announced to Internet: 175559258
Equivalent to 10 /8s, 118 /16s and 210 /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: 3619
Total RIPE prefixes after maximum aggregation: 2865
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3849
Unique aggregates announced from the RIPE address blocks: 3165
RIPE Region origin ASes present in the Internet Routing Table: 688
RIPE Prefixes per ASN: 5.59
RIPE Region origin ASes announcing only one prefix: 307
RIPE Region transit ASes present in the Internet Routing Table: 100
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 143
Number of RIPE addresses announced to Internet: 67461120
Equivalent to 4 /8s, 5 /16s and 96 /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: 1358
Total LACNIC prefixes after maximum aggregation: 547
LACNIC Deaggregation factor: 2.48
Prefixes being announced from the LACNIC address blocks: 1362
Unique aggregates announced from the LACNIC address blocks: 770
LACNIC Region origin ASes present in the Internet Routing Table: 148
LACNIC Prefixes per ASN: 9.20
LACNIC Region origin ASes announcing only one prefix: 54
LACNIC Region transit ASes present in the Internet Routing Table: 21
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 58
Number of LACNIC addresses announced to Internet: 4480560
Equivalent to 0 /8s, 68 /16s and 94 /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: 1036
Unique aggregates announced from the AfriNIC address blocks: 294
AfriNIC Region origin ASes present in the Internet Routing Table: 53
AfriNIC Prefixes per ASN: 19.55
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: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 29
Number of AfriNIC addresses announced to Internet: 2785536
Equivalent to 0 /8s, 42 /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
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
1237 192 74 134 KREONET-AS-KR KISTI, KR
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 119 18 12 NKN-CORE-NW NKN Core Network, IN
24313 83 16 1 NSW-DET-AS NSW Department of Education,
4621 70 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 4043 4762 1823 AMAZON-02, US
14618 740 3995 551 AMAZON-AES, US
8075 317 12787 271 MICROSOFT-CORP-MSN-AS-BLOCK, US
668 219 702 180 DNIC-AS-00668, US
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
2152 189 507 93 CSUNET-NW, US
18558 134 18 4 NETBLK-RCOEK, US
1 120 2 46 LVLT-1, US
270 120 329 85 AS270, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 177 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/UniHawaii/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 178 207 42 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
61468 46 3 14 CEDIA, EC
4270 45 16 1 Red de Interconexion Universitaria, AR
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/UniHawaii/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 379 319 72 TENET-1, ZA
36914 251 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/UniHawaii/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 4043 4762 1823 AMAZON-02, US
14618 740 3995 551 AMAZON-AES, US
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
2018 379 319 72 TENET-1, ZA
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
8075 317 12787 271 MICROSOFT-CORP-MSN-AS-BLOCK, US
680 281 1919 249 DFN Verein zur Foerderung eines Deutsch
36914 251 82 3 KENET-AS, KE
668 219 702 180 DNIC-AS-00668, US
376 200 178 149 RISQ-AS, CA
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 379 307 TENET-1, ZA
36914 251 248 KENET-AS, KE
7575 350 224 AARNET-AS-AP Australian Academic and Research N
5786 199 198 UPRENET, PR
14618 740 189 AMAZON-AES, US
8895 177 173 ISU Internet Services Unit ISU, SA
1916 178 136 Rede Nacional de Ensino e Pesquisa, BR
18558 134 130 NETBLK-RCOEK, US
2920 117 108 LACOE, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
64.186.3.0/24 Origin: 16509 AMAZON-02, US
64.186.3.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
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
198.135.168.0/24 Origin: 14618 AMAZON-AES, US
198.135.168.0/24 Transit: 16509 AMAZON-02, US
216.169.147.0/24 Origin: 14618 AMAZON-AES, US
216.169.147.0/24 Transit: 16509 AMAZON-02, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 /10:4 /11:9 /12:29
/13:36 /14:82 /15:201 /16:1959 /17:450 /18:458
/19:599 /20:987 /21:1114 /22:1773 /23:1871 /24:13724
/25:81 /26:53 /27:155 /28:45 /29:76 /30:23
/31:3 /32:17
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 721 4043 AMAZON-02, US
14618 246 740 AMAZON-AES, US
36914 238 251 KENET-AS, KE
8895 172 177 ISU Internet Services Unit ISU, SA
32440 79 94 LONI, US
23024 52 113 OCDE, US
8075 51 317 MICROSOFT-CORP-MSN-AS-BLOCK, US
1 38 120 LVLT-1, US
18632 34 65 VOLCANO-VISION, US
46115 32 35 LUTHER, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 2:1 3:92 4:2 5:17 6:4
8:2 12:1 13:188 14:89 15:128 16:29
18:177 23:51 24:1 31:7 35:16 37:1
38:9 40:2 41:139 42:10 44:5 45:56
46:11 47:1 49:7 50:10 52:869 54:273
58:2 59:20 60:4 61:3 62:18 63:42
64:151 65:40 66:85 67:65 68:18 69:50
70:27 71:48 72:18 74:84 76:47 77:11
78:4 79:10 80:17 81:28 82:5 83:6
84:7 85:46 86:5 87:2 89:13 91:56
92:2 93:4 94:8 95:2 96:7 97:2
98:13 99:83 101:6 102:16 103:332 104:114
107:17 108:81 109:12 110:2 111:17 113:5
114:23 115:1 116:8 117:61 118:34 119:21
121:27 122:11 124:39 125:4 128:80 129:50
130:154 131:76 132:49 134:99 135:3 136:218
137:246 138:22 139:28 140:57 141:5 142:56
143:40 144:65 145:4 146:133 147:66 148:205
149:16 150:136 151:15 152:82 153:91 154:30
155:77 156:71 157:39 158:43 159:164 160:6
161:38 162:68 163:81 164:22 165:60 166:1
167:21 168:177 169:14 170:148 171:1 172:10
173:22 174:2 175:32 176:14 177:8 178:2
179:10 180:17 181:1 182:4 184:4 185:87
186:2 187:19 188:15 189:3 190:15 191:36
192:1469 193:358 194:137 195:87 196:166 197:154
198:566 199:342 200:211 201:35 202:442 203:443
204:385 205:171 206:217 207:196 208:128 209:143
210:185 211:18 212:176 213:16 214:8 216:167
217:11 218:22 219:1 220:17 222:5 223:4
End of report
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