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

REN Routing Table Report cscora at frr.nsrc.org
Sun Jun 13 18:30:11 UTC 2021


Global R&E Routing Table Report   18:30 GMT Sun 13 Jun, 2021

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

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

BGP routing table entries examined:                               16499
    Prefixes after maximum aggregation (per Origin AS):            8416
    Deaggregation factor:                                          1.96
    Unique aggregates announced (without unneeded subnets):        9761
Total ASes present in the Internet Routing Table:                  2252
    Prefixes per ASN:                                              7.33
Origin-only ASes present in the Internet Routing Table:            1942
Origin ASes announcing only one prefix:                             858
Transit ASes present in the Internet Routing Table:                 310
Transit-only ASes present in the Internet Routing Table:             51
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      18
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                16
    Number of instances of unregistered ASNs:                        16
Number of 32-bit ASNs allocated by the RIRs:                      36325
Number of 32-bit ASNs visible in the Routing Table:                 478
Prefixes from 32-bit ASNs in the Routing Table:                    1458
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:                    163595776
    Equivalent to 9 /8s, 192 /16s and 70 /24s
    Percentage of available address space announced:                4.4
    Percentage of allocated address space announced:                4.4
    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:        1860

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

Prefixes being announced by APNIC Region ASes:                     4700
    Total APNIC prefixes after maximum aggregation:                2348
    APNIC Deaggregation factor:                                    2.00
Prefixes being announced from the APNIC address blocks:            4701
    Unique aggregates announced from the APNIC address blocks:     2698
APNIC Region origin ASes present in the Internet Routing Table:     570
    APNIC Prefixes per ASN:                                        8.25
APNIC Region origin ASes announcing only one prefix:                243
APNIC Region transit ASes present in the Internet Routing Table:     62
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    213
Number of APNIC addresses announced to Internet:               46379264
    Equivalent to 2 /8s, 195 /16s and 177 /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:                      8270
    Total ARIN prefixes after maximum aggregation:                 4713
    ARIN Deaggregation factor:                                     1.75
Prefixes being announced from the ARIN address blocks:             8286
    Unique aggregates announced from the ARIN address blocks:      5417
ARIN Region origin ASes present in the Internet Routing Table:     1219
    ARIN Prefixes per ASN:                                         6.80
ARIN Region origin ASes announcing only one prefix:                 442
ARIN Region transit ASes present in the Internet Routing Table:     162
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                          18
Number of ARIN region 32-bit ASNs visible in the Routing Table:     153
Number of ARIN addresses announced to Internet:                96552192
    Equivalent to 5 /8s, 193 /16s and 69 /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:                       909
    Total RIPE prefixes after maximum aggregation:                  630
    RIPE Deaggregation factor:                                     1.44
Prefixes being announced from the RIPE address blocks:              908
    Unique aggregates announced from the RIPE address blocks:       642
RIPE Region origin ASes present in the Internet Routing Table:      208
    RIPE Prefixes per ASN:                                         4.37
RIPE Region origin ASes announcing only one prefix:                  98
RIPE Region transit ASes present in the Internet Routing Table:      33
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          12
Number of RIPE region 32-bit ASNs visible in the Routing Table:      29
Number of RIPE addresses announced to Internet:                13972224
    Equivalent to 0 /8s, 213 /16s and 51 /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:                    1557
    Total LACNIC prefixes after maximum aggregation:                592
    LACNIC Deaggregation factor:                                   2.63
Prefixes being announced from the LACNIC address blocks:           1555
    Unique aggregates announced from the LACNIC address blocks:     827
LACNIC Region origin ASes present in the Internet Routing Table:    178
    LACNIC Prefixes per ASN:                                       8.74
LACNIC Region origin ASes announcing only one prefix:                69
LACNIC Region transit ASes present in the Internet Routing Table:    29
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    76
Number of LACNIC addresses announced to Internet:               4219904
    Equivalent to 0 /8s, 64 /16s and 100 /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:                   1047
    Total AfriNIC prefixes after maximum aggregation:               118
    AfriNIC Deaggregation factor:                                  8.87
Prefixes being announced from the AfriNIC address blocks:          1047
    Unique aggregates announced from the AfriNIC address blocks:    175
AfriNIC Region origin ASes present in the Internet Routing Table:    22
    AfriNIC Prefixes per ASN:                                     47.59
AfriNIC Region origin ASes announcing only one prefix:                6
AfriNIC Region transit ASes present in the Internet Routing Table:    5
Average AfriNIC Region AS path length visible:                      3.2
    Max AfriNIC Region AS path length visible:                        7
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    7
Number of AfriNIC addresses announced to Internet:              2471680
    Equivalent to 0 /8s, 37 /16s and 183 /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         428        212      24  CSTNET-AS-AP Computer Network Informati
  1237         189         75     137  KREONET-AS-KR KISTI, KR
  7575         182        331     126  AARNET-AS-AP Australian Academic and Re
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
 55824         127         19      22  NKN-CORE-NW NKN Core Network, IN
  4538         124       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          82         37      11  UNINET-AS-AP UNINET-, TH
  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/TENET/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7896         245         51       7  NU-AS, US
   376         235        180     158  RISQ-AS, CA
   668         211        702     182  DNIC-AS-00668, US
  5786         201         16       1  UPRENET, PR
  2152         164        507      96  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, US
   270         117        297      87  AS270, US
 23024         114          7      17  OCDE, US
  2920         109         34       6  LACOE, US
 21976          86         51      18  NJEDGE-NET, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8895         139         24       4  ISU Internet Services Unit (ISU), SA
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
  1653          52        151      49  SUNET SUNET Swedish University Network,
  1741          43        183      22  FUNETAS, FI
   288          26          5      26  ESA Robert Bosch Strasse 5, DE
   513          20         87      19  CERN, CH
  3267          20         67      17  RUNNET, RU
  8674          17          2      11  NETNOD-IX Netnod Internet Exchange Sver
   224          13        256      13  UNINETT UNINETT, The Norwegian Universi
 29384          13          3       9  QATAR-FOUNDATION, QA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         180        207      41  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 27884          97          6       2  CABLECOLOR S.A., HN
 11340          94         24      54  Red Universitaria Nacional, CL
  1251          66         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

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 36914         407         82       3  KENET-AS, KE
  2018         324        319      74  TENET-1, ZA
327687         134         28       3  RENU, UG
  8094          55         48       4  PUKNET, ZA
327700          38         16       1  MoRENet, MZ
 37215          29          8       1  MAREN, MW
 37182          11          8       1  TERNET, TZ
 37501          11         49       6  UOFS, ZA
 36982           8         33       8  UCT, ZA
 31960           5          1       1  EMUNET, MZ

Complete listing at https://bgp.nsrc.org/REN/TENET/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         428        212      24  CSTNET-AS-AP Computer Network Informati
 36914         407         82       3  KENET-AS, KE
  2018         324        319      74  TENET-1, ZA
  7896         245         51       7  NU-AS, US
   376         235        180     158  RISQ-AS, CA
   668         211        702     182  DNIC-AS-00668, US
  5786         201         16       1  UPRENET, PR
  1237         189         75     137  KREONET-AS-KR KISTI, KR
  7575         182        331     126  AARNET-AS-AP Australian Academic and Re

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

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

   ASN  No of nets  Net Savings  Description
  7497         428          404  CSTNET-AS-AP Computer Network Information Cente
 36914         407          404  KENET-AS, KE
  2018         324          250  TENET-1, ZA
  7896         245          238  NU-AS, US
  5786         201          200  UPRENET, PR
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  1916         180          139  Associacao Rede Nacional de Ensino e Pesquisa, 
  8895         139          135  ISU Internet Services Unit (ISU), SA
 18558         137          133  NETBLK-RCOEK, US
327687         134          131  RENU, UG

Complete listing at https://bgp.nsrc.org/REN/TENET/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/TENET/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/TENET/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:     11537  INTERNET2-RESEARCH-EDU, US

Complete listing at https://bgp.nsrc.org/REN/TENET/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       /12:9       
/13:16      /14:31      /15:90      /16:1520    /17:336     /18:381     
/19:504     /20:792     /21:746     /22:1174    /23:1305    /24:9591    
/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         381         407  KENET-AS, KE
  8895         134         139  ISU Internet Services Unit (ISU), SA
 27884          94          97  CABLECOLOR S.A., HN
 23024          53         114  OCDE, US
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
327700          32          38  MoRENet, MZ
 25977          31          45  HCCS, US
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
 18632          29          55  VOLCANO-VISION, US
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US

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

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

   1:4         6:4         8:1        12:1        14:83       18:41     
  23:7        24:5        35:2        38:9        40:1        41:235    
  42:26       44:3        45:56       46:1        47:1        49:10     
  50:4        52:1        58:1        59:20       60:4        61:4      
  62:2        63:38       64:50       65:5        66:53       67:45     
  68:9        69:17       71:1        72:11       74:19       76:32     
  77:4        80:3        81:1        82:2        84:3        85:13     
  86:9        87:1        89:2        91:16       92:1        93:1      
  95:1        96:5        97:1        98:2       101:2       102:6      
 103:292     104:76      106:1       107:16      108:12      109:6      
 110:3       111:20      112:4       114:23      115:1       116:5      
 117:63      118:35      119:18      121:29      122:8       123:8      
 124:40      125:13      128:83      129:167     130:91      131:84     
 132:60      133:137     134:89      136:192     137:143     138:14     
 139:5       140:48      141:3       142:43      143:37      144:53     
 146:125     147:63      148:154     149:13      150:37      151:9      
 152:76      153:1       154:24      155:47      156:63      157:25     
 158:45      159:114     160:26      161:34      162:23      163:65     
 164:40      165:25      166:1       167:15      168:128     169:9      
 170:67      171:1       172:2       173:7       175:32      176:8      
 177:7       179:12      180:21      181:11      182:6       184:11     
 185:13      186:3       187:18      188:3       189:6       190:142    
 191:36      192:1070    193:31      194:56      195:3       196:169    
 197:198     198:509     199:272     200:259     201:39      202:638    
 203:419     204:359     205:178     206:194     207:174     208:62     
 209:119     210:188     211:14      212:130     213:2       214:7      
 216:66      217:2       218:26      219:8       220:24      222:4      
 223:2      

End of report


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