[REN-BGP-stats-all] Global R&E Routing Table Report - DrukREN R&E view

REN Routing Table Report cscora at frr.nsrc.org
Fri May 14 19:00:11 UTC 2021


Global R&E Routing Table Report   19:00 GMT Fri 14 May, 2021

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

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

BGP routing table entries examined:                               17776
    Prefixes after maximum aggregation (per Origin AS):            9860
    Deaggregation factor:                                          1.80
    Unique aggregates announced (without unneeded subnets):       11020
Total ASes present in the Internet Routing Table:                  2658
    Prefixes per ASN:                                              6.69
Origin-only ASes present in the Internet Routing Table:            2271
Origin ASes announcing only one prefix:                            1089
Transit ASes present in the Internet Routing Table:                 387
Transit-only ASes present in the Internet Routing Table:             65
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      17
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                15
    Number of instances of unregistered ASNs:                        15
Number of 32-bit ASNs allocated by the RIRs:                      36001
Number of 32-bit ASNs visible in the Routing Table:                 568
Prefixes from 32-bit ASNs in the Routing Table:                    1582
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:                    197252096
    Equivalent to 11 /8s, 193 /16s and 212 /24s
    Percentage of available address space announced:                5.3
    Percentage of allocated address space announced:                5.3
    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:        2095

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

Prefixes being announced by APNIC Region ASes:                     4743
    Total APNIC prefixes after maximum aggregation:                2338
    APNIC Deaggregation factor:                                    2.03
Prefixes being announced from the APNIC address blocks:            4745
    Unique aggregates announced from the APNIC address blocks:     2669
APNIC Region origin ASes present in the Internet Routing Table:     553
    APNIC Prefixes per ASN:                                        8.58
APNIC Region origin ASes announcing only one prefix:                244
APNIC Region transit ASes present in the Internet Routing Table:     63
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    195
Number of APNIC addresses announced to Internet:               46430208
    Equivalent to 2 /8s, 196 /16s and 120 /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, 131072-147769
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:                      7448
    Total ARIN prefixes after maximum aggregation:                 4086
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:             7470
    Unique aggregates announced from the ARIN address blocks:      4632
ARIN Region origin ASes present in the Internet Routing Table:     1142
    ARIN Prefixes per ASN:                                         6.54
ARIN Region origin ASes announcing only one prefix:                 423
ARIN Region transit ASes present in the Internet Routing Table:     155
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          17
Number of ARIN region 32-bit ASNs visible in the Routing Table:     143
Number of ARIN addresses announced to Internet:                87510528
    Equivalent to 5 /8s, 55 /16s and 78 /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:                      3364
    Total RIPE prefixes after maximum aggregation:                 2747
    RIPE Deaggregation factor:                                     1.22
Prefixes being announced from the RIPE address blocks:             3355
    Unique aggregates announced from the RIPE address blocks:      2746
RIPE Region origin ASes present in the Internet Routing Table:      674
    RIPE Prefixes per ASN:                                         4.98
RIPE Region origin ASes announcing only one prefix:                 324
RIPE Region transit ASes present in the Internet Routing Table:     111
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          15
Number of RIPE region 32-bit ASNs visible in the Routing Table:     129
Number of RIPE addresses announced to Internet:                58209280
    Equivalent to 3 /8s, 120 /16s and 52 /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:                    1408
    Total LACNIC prefixes after maximum aggregation:                578
    LACNIC Deaggregation factor:                                   2.44
Prefixes being announced from the LACNIC address blocks:           1406
    Unique aggregates announced from the LACNIC address blocks:     813
LACNIC Region origin ASes present in the Internet Routing Table:    176
    LACNIC Prefixes per ASN:                                       7.99
LACNIC Region origin ASes announcing only one prefix:                75
LACNIC Region transit ASes present in the Internet Routing Table:    28
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        14
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    77
Number of LACNIC addresses announced to Internet:               4122624
    Equivalent to 0 /8s, 62 /16s and 232 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + 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:                    798
    Total AfriNIC prefixes after maximum aggregation:                97
    AfriNIC Deaggregation factor:                                  8.23
Prefixes being announced from the AfriNIC address blocks:           798
    Unique aggregates announced from the AfriNIC address blocks:    158
AfriNIC Region origin ASes present in the Internet Routing Table:    45
    AfriNIC Prefixes per ASN:                                     17.73
AfriNIC Region origin ASes announcing only one prefix:               23
AfriNIC Region transit ASes present in the Internet Routing Table:   11
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   24
Number of AfriNIC addresses announced to Internet:               978944
    Equivalent to 0 /8s, 14 /16s and 240 /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       2155     455  SINET-AS Research Organization of Infor
  7497         443        233      33  CSTNET-AS-AP Computer Network Informati
  7575         187        331     133  AARNET-AS-AP Australian Academic and Re
  1237         186         75     139  KREONET-AS-KR KISTI, KR
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
  4758         155         16       1  NICNET-VSNL-BOARDER-AP National Informa
 55824         131         19      25  NKN-CORE-NW NKN Core Network, IN
  4538         123       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          82         37      11  UNINET-AS-AP UNINET-, TH
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR

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         260         51       7  NU-AS, US
   376         236        180     158  RISQ-AS, CA
  5786         201         16       1  UPRENET, PR
  2152         158        507      91  CSUNET-NW, US
 18558         136         18       4  NETBLK-RCOEK, US
  2920         109         34       6  LACOE, US
 21976          86         51      18  NJEDGE-NET, US
 22742          85         61      44  CT-EDU-NET, US
  1736          80         16       1  MU-AS, US
     3          78        528      13  MIT-GATEWAYS, 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         273       1996     235  DFN Verein zur Foerderung eines Deutsch
   786         187       1787     185  JANET Jisc Services Limited, GB
  8895         140         24       4  ISU Internet Services Unit (ISU), SA
   559         116        550     107  SWITCH Peering requests: (peering at switc
  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      62  FR-RENATER Reseau National de telecommu
  2614          62         32      59  ROEDUNET, RO
  1930          56         82      51  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         179        215      41  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          94         24      54  Red Universitaria Nacional, CL
  1251          67         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          60        102      40  Fundacao Carlos Chagas Filho de Amparo 
  4270          44         16       1  Red de Interconexion Universitaria, AR
 19611          44         17       2  Associacao Antonio Vieira - Unisinos, B
 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
 36914         417         82       3  KENET-AS, KE
327687         135         28       3  RENU, UG
  2561          74          5      34  EUN, EG
327700          39         16       1  MoRENet, MZ
 37215          29          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37074          11          8       2  UG-AS, GH
 37182           7          8       1  TERNET, TZ
 31960           5          1       1  EMUNET, MZ
328358           4          1       1  Makerere-AS, UG

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         607       2155     455  SINET-AS Research Organization of Infor
  7497         443        233      33  CSTNET-AS-AP Computer Network Informati
 36914         417         82       3  KENET-AS, KE
   680         273       1996     235  DFN Verein zur Foerderung eines Deutsch
  7896         260         51       7  NU-AS, US
   376         236        180     158  RISQ-AS, CA
  5786         201         16       1  UPRENET, PR
   786         187       1787     185  JANET Jisc Services Limited, GB
  7575         187        331     133  AARNET-AS-AP Australian Academic and Re
  1237         186         75     139  KREONET-AS-KR KISTI, KR

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

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

   ASN  No of nets  Net Savings  Description
 36914         417          414  KENET-AS, KE
  7497         443          410  CSTNET-AS-AP Computer Network Information Cente
  7896         260          253  NU-AS, US
  5786         201          200  UPRENET, PR
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  4758         155          154  NICNET-VSNL-BOARDER-AP National Informatics Cen
  1916         179          138  Associacao Rede Nacional de Ensino e Pesquisa, 
  8895         140          136  ISU Internet Services Unit (ISU), SA
 18558         136          132  NETBLK-RCOEK, US
327687         135          132  RENU, UG

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
     36843  UNALLOCATED  64.56.80.0/23            11096  FLORIDANET, US
     19658  UNALLOCATED  65.205.131.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.20.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.23.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.183.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.252.0/22          11096  FLORIDANET, US
     36843  UNALLOCATED  146.201.218.0/24         11096  FLORIDANET, US
     36843  UNALLOCATED  146.201.219.0/24         11096  FLORIDANET, US
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     36843  UNALLOCATED  162.223.23.0/24          11096  FLORIDANET, US

Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-badAS

Prefixes from private and non-routed address space (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-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  UNASSIGNED
                    Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
                    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      
/13:18      /14:32      /15:116     /16:1924    /17:353     /18:406     
/19:571     /20:866     /21:863     /22:1335    /23:1421    /24:9857    
/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         389         417  KENET-AS, KE
  8895         135         140  ISU Internet Services Unit (ISU), SA
 23024          53          56  OCDE, US
327700          33          39  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
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US
 40326          29          33  ECKERD-COLLEGE, US
 32440          28          43  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        8:2        12:1        14:84       18:41     
  23:5        24:5        31:6        37:6        38:9        40:1      
  41:235      42:25       44:5        45:60       46:7        47:1      
  49:10       50:1        52:1        58:1        59:20       60:4      
  61:4        62:7        63:34       64:46       65:2        66:37     
  67:44       68:8        69:17       71:1        72:11       74:19     
  76:32       77:5        78:3        79:10       80:14       81:32     
  82:4        83:8        84:5        85:35       86:9        87:1      
  88:1        89:10       91:46       92:1        93:12       94:4      
  95:4        96:6        97:1        98:2       101:6       102:9      
 103:266     104:14      106:1       108:8       109:8       110:3      
 111:20      112:4       114:23      115:1       116:5       117:63     
 118:35      119:19      121:29      122:8       123:8       124:40     
 125:13      128:79      129:219     130:91      131:94      132:60     
 133:137     134:88      136:192     137:146     138:9       139:5      
 140:31      141:2       142:43      143:23      144:67      146:115    
 147:60      148:159     149:13      150:36      151:5       152:66     
 153:11      154:5       155:44      156:64      157:25      158:45     
 159:115     160:26      161:16      162:18      163:60      164:161    
 165:14      166:1       167:15      168:79      169:9       170:50     
 171:1       172:1       173:1       175:32      176:8       177:7      
 178:1       179:12      180:21      181:11      182:5       184:5      
 185:41      186:3       187:17      188:14      189:6       190:44     
 191:36      192:1231    193:249     194:140     195:100     196:60     
 197:203     198:434     199:236     200:248     201:38      202:587    
 203:421     204:339     205:173     206:181     207:166     208:58     
 209:111     210:183     211:14      212:165     213:4       216:65     
 217:16      218:26      219:8       220:24      222:4       223:2      


End of report


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