[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RedCLARA (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Tue Jun 13 22:15:39 UTC 2023


IPv4 R&E Routing Table Report   22:15 GMT Tue 13 Jun, 2023

  IPv4 BGP Table (R&E) as seen at RedCLARA.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RedCLARA/

Analysis Summary
----------------

BGP routing table entries examined:                               18505
    Prefixes after maximum aggregation (per Origin AS):           10412
    Deaggregation factor:                                          1.78
    Unique aggregates announced (without unneeded subnets):       11533
    Number of IPv4 prefixes with a valid ROA:                      4615
    Number of IPv4 prefixes with an invalid ROA:                    110
    Number of IPv4 prefixes with no ROA:                          13780
Total ASes present in the Internet Routing Table:                  2753
    Prefixes per ASN:                                              6.72
Origin-only ASes present in the Internet Routing Table:            2370
Origin ASes announcing only one prefix:                            1054
Transit ASes present in the Internet Routing Table:                 383
Transit-only ASes present in the Internet Routing Table:             72
Paths with bogon ASNs present in the IPv4 Routing Table:             88
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      19
    Max AS path prepend of ASN (395156)                              12
Prefixes from unregistered ASNs in the Routing Table:                85
    Number of instances of unregistered ASNs:                        85
Number of 32-bit ASNs allocated by the RIRs:                      42071
Number of 32-bit ASNs visible in the Routing Table:                 640
Prefixes from 32-bit ASNs in the Routing Table:                    1828
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:              3
Number of addresses announced to Internet:                    202187417
    Equivalent to 12 /8s, 13 /16s and 34 /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:        2208

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4694
    Total APNIC prefixes after maximum aggregation:                2285
    APNIC Deaggregation factor:                                    2.05
Prefixes being announced from the APNIC address blocks:            4694
    Unique aggregates announced from the APNIC address blocks:     2612
APNIC Region origin ASes present in the Internet Routing Table:     575
    APNIC Prefixes per ASN:                                        8.16
APNIC Region origin ASes announcing only one prefix:                250
APNIC Region transit ASes present in the Internet Routing Table:     61
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:    222
Number of APNIC addresses announced to Internet:               45871680
    Equivalent to 2 /8s, 187 /16s and 242 /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, 131072-153913
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:                      7729
    Total ARIN prefixes after maximum aggregation:                 4500
    ARIN Deaggregation factor:                                     1.72
Prefixes being announced from the ARIN address blocks:             7744
    Unique aggregates announced from the ARIN address blocks:      4995
ARIN Region origin ASes present in the Internet Routing Table:     1209
    ARIN Prefixes per ASN:                                         6.41
ARIN Region origin ASes announcing only one prefix:                 421
ARIN Region transit ASes present in the Internet Routing Table:     160
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          19
Number of ARIN region 32-bit ASNs visible in the Routing Table:     186
Number of ARIN addresses announced to Internet:                91486880
    Equivalent to 5 /8s, 115 /16s and 250 /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:                      3610
    Total RIPE prefixes after maximum aggregation:                 2835
    RIPE Deaggregation factor:                                     1.27
Prefixes being announced from the RIPE address blocks:             3597
    Unique aggregates announced from the RIPE address blocks:      2896
RIPE Region origin ASes present in the Internet Routing Table:      682
    RIPE Prefixes per ASN:                                         5.27
RIPE Region origin ASes announcing only one prefix:                 300
RIPE Region transit ASes present in the Internet Routing Table:     108
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          12
Number of RIPE region 32-bit ASNs visible in the Routing Table:     142
Number of RIPE addresses announced to Internet:                57941504
    Equivalent to 3 /8s, 116 /16s and 30 /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:                579
    LACNIC Deaggregation factor:                                   2.48
Prefixes being announced from the LACNIC address blocks:           1519
    Unique aggregates announced from the LACNIC address blocks:     803
LACNIC Region origin ASes present in the Internet Routing Table:    159
    LACNIC Prefixes per ASN:                                       9.55
LACNIC Region origin ASes announcing only one prefix:                57
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       3.9
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    63
Number of LACNIC addresses announced to Internet:               4217785
    Equivalent to 0 /8s, 64 /16s and 91 /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:               172
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:           948
    Unique aggregates announced from the AfriNIC address blocks:    224
AfriNIC Region origin ASes present in the Internet Routing Table:    50
    AfriNIC Prefixes per ASN:                                     18.96
AfriNIC Region origin ASes announcing only one prefix:               26
AfriNIC Region transit ASes present in the Internet Routing Table:    9
Average AfriNIC Region AS path length visible:                      3.4
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   27
Number of AfriNIC addresses announced to Internet:              2668544
    Equivalent to 0 /8s, 40 /16s and 184 /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         607       2154     466  SINET-AS Research Organization of Infor
  7497         436        182      24  CSTNET-AS-AP Computer Network Informati
  1237         193         74     139  KREONET-AS-KR KISTI, KR
 58647         178         18       2  KAGAWAU-AS Kagawa University, JP
  7575         175        329     120  AARNET-AS-AP Australian Academic and Re
  4538         130       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         118         18      11  NKN-CORE-NW NKN Core Network, IN
  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

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   376         202        178     150  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
  2152         140        507      92  CSUNET-NW, US
 18558         134         18       4  NETBLK-RCOEK, US
    81         128        521      31  NCREN, US
   270         117        329      82  AS270, US
 23024         113          7      17  OCDE, US
  2920         109         34       7  LACOE, US
 32440         108         35      18  LONI, US
 32531          90          6      60  FORDHAM-UNIVERSITY, US

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         284       1919     250  DFN Verein zur Foerderung eines Deutsch
   786         186       1767     183  JANET Jisc Services Limited, GB
  8895         178         24       5  ISU Internet Services Unit ISU, SA
   559         112        533     104  SWITCH Peering requests: peering at switch
  1103          94       1502      83  SURFNET-NL SURFnet, The Netherlands, NL
  2614          94         27      74  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
   553          74        465      74  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/RedCLARA/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         181        208      44  Rede Nacional de Ensino e Pesquisa, BR
 28391         153         10      67  Universidad Juarez Autonoma de Tabasco,
 11340         102         24      46  Red Universitaria Nacional, CL
  1251          60         37      19  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
 61468          47          3      15  CEDIA, EC
  4270          46         16       1  Red de Interconexion Universitaria, AR
 28614          38          2       2  Fundacao Universidade Regional de Blume
 19611          37         17       2  Associacao Antonio Vieira - Unisinos, B
263282          37          5      12  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         382        319      72  TENET-1, ZA
 36914         256         82       3  KENET-AS, KE
327687          57         28       3  RENU, UG
  8094          48         48      15  PUKNET, ZA
327700          41         16       1  MoRENet, MZ
  3208          32          2       1  ARN, DZ
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH
 37501          11         49       6  UOFS, ZA
 37654          10          1       6  RwEdNet-AS, RW

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         607       2154     466  SINET-AS Research Organization of Infor
  7497         436        182      24  CSTNET-AS-AP Computer Network Informati
  2018         382        319      72  TENET-1, ZA
   680         284       1919     250  DFN Verein zur Foerderung eines Deutsch
 36914         256         82       3  KENET-AS, KE
   376         202        178     150  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
  1237         193         74     139  KREONET-AS-KR KISTI, KR
   786         186       1767     183  JANET Jisc Services Limited, GB
  1916         181        208      44  Rede Nacional de Ensino e Pesquisa, BR

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  7497         436          412  CSTNET-AS-AP Computer Network Information Cente
  2018         382          310  TENET-1, ZA
 36914         256          253  KENET-AS, KE
  5786         198          197  UPRENET, PR
 58647         178          176  KAGAWAU-AS Kagawa University, JP
  8895         178          173  ISU Internet Services Unit ISU, SA
  1916         181          137  Rede Nacional de Ensino e Pesquisa, BR
 18558         134          130  NETBLK-RCOEK, US
 65085         158          123  UNASSIGNED
 55824         118          107  NKN-CORE-NW NKN Core Network, IN

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     33008  UNALLOCATED  162.248.66.0/24          11096  FLORIDANET, US
     64507  DOCUMENT     170.79.91.8/29           27817  Red Nacional Academica de Te
     65085  PRIVATE      200.17.33.0/24            1916  Rede Nacional de Ensino e Pe
     65085  PRIVATE      200.17.34.0/24            1916  Rede Nacional de Ensino e Pe
     65085  PRIVATE      200.17.35.0/24            1916  Rede Nacional de Ensino e Pe
     65085  PRIVATE      200.17.36.0/24            1916  Rede Nacional de Ensino e Pe
     65085  PRIVATE      200.17.37.0/24            1916  Rede Nacional de Ensino e Pe
     65085  PRIVATE      200.17.39.0/26            1916  Rede Nacional de Ensino e Pe

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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:     27750  Cooperacion Latino Americana de Redes Av
192.31.196.0/24      Origin:       112  UNASSIGNED
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
202.58.231.0/24      Origin:    134096  EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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      /14:35      /15:121     /16:1964    /17:413     /18:431     
/19:554     /20:820     /21:832     /22:1456    /23:1516    /24:10037   
/25:93      /26:74      /27:87      /28:7       /29:15      /30:10      
/31:0       /32:8       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 36914         244         256  KENET-AS, KE
  8895         173         178  ISU Internet Services Unit ISU, SA
 32440          79         108  LONI, US
 23024          52         113  OCDE, US
327700          35          41  MoRENet, MZ
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 46115          32          35  LUTHER, US
200521          32          54  SEAP-AGE, ES
 25977          30          44  HCCS, US
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2         5:15        8:2        12:1        14:89       23:8      
  24:3        31:7        35:3        38:9        40:1        41:115    
  42:10       44:6        45:36       46:5        47:1        49:6      
  50:1        52:1        58:1        59:19       60:4        61:3      
  62:11       63:33       64:51       65:1        66:33       67:41     
  68:8        69:19       70:2        71:1        72:7        74:50     
  76:40       77:9        78:3        79:10       80:13       81:26     
  82:7        83:6        84:8        85:40       86:10       87:1      
  89:10       91:47       92:2        93:4        94:4        95:2      
  96:5        97:1        98:2       101:6       102:17      103:287    
 104:81      108:8       109:9       111:16      114:23      116:6      
 117:61      118:32      119:18      121:29      122:8       123:8      
 124:38      125:4       128:87      129:42      130:87      131:55     
 132:64      133:155     134:99      136:198     137:78      138:10     
 139:6       140:35      141:1       142:39      143:21      144:23     
 145:2       146:131     147:54      148:192     149:12      150:130    
 151:10      152:144     153:14      154:31      155:64      156:67     
 157:18      158:38      159:115     160:27      161:20      162:20     
 163:75      164:8       165:51      166:1       167:16      168:124    
 169:8       170:61      171:1       172:3       173:7       175:31     
 176:8       177:5       179:12      180:15      181:1       182:1      
 184:5       185:53      186:3       187:18      188:13      189:3      
 190:18      191:36      192:1413    193:290     194:130     195:79     
 196:167     197:161     198:461     199:248     200:306     201:39     
 202:639     203:429     204:344     205:122     206:180     207:164    
 208:70      209:114     210:184     211:3       212:169     213:5      
 216:86      217:10      218:22      219:6       220:16      222:4      
 223:4      

End of report


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