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

REN Routing Table Report cscora at frr.nsrc.org
Wed Sep 15 18:45:28 UTC 2021


Global R&E Routing Table Report   18:45 GMT Wed 15 Sep, 2021

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

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

BGP routing table entries examined:                               16079
    Prefixes after maximum aggregation (per Origin AS):            8389
    Deaggregation factor:                                          1.92
    Unique aggregates announced (without unneeded subnets):        9767
Total ASes present in the Internet Routing Table:                  2230
    Prefixes per ASN:                                              7.21
Origin-only ASes present in the Internet Routing Table:            1925
Origin ASes announcing only one prefix:                             846
Transit ASes present in the Internet Routing Table:                 305
Transit-only ASes present in the Internet Routing Table:             50
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      15
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                14
    Number of instances of unregistered ASNs:                        14
Number of 32-bit ASNs allocated by the RIRs:                      37211
Number of 32-bit ASNs visible in the Routing Table:                 474
Prefixes from 32-bit ASNs in the Routing Table:                    1509
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:              4
Number of addresses announced to Internet:                    163514624
    Equivalent to 9 /8s, 191 /16s and 9 /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:        1478

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

Prefixes being announced by APNIC Region ASes:                     4668
    Total APNIC prefixes after maximum aggregation:                2323
    APNIC Deaggregation factor:                                    2.01
Prefixes being announced from the APNIC address blocks:            4670
    Unique aggregates announced from the APNIC address blocks:     2642
APNIC Region origin ASes present in the Internet Routing Table:     568
    APNIC Prefixes per ASN:                                        8.22
APNIC Region origin ASes announcing only one prefix:                237
APNIC Region transit ASes present in the Internet Routing Table:     62
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    214
Number of APNIC addresses announced to Internet:               46148352
    Equivalent to 2 /8s, 192 /16s and 43 /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:                      8340
    Total ARIN prefixes after maximum aggregation:                 4748
    ARIN Deaggregation factor:                                     1.76
Prefixes being announced from the ARIN address blocks:             8353
    Unique aggregates announced from the ARIN address blocks:      5470
ARIN Region origin ASes present in the Internet Routing Table:     1230
    ARIN Prefixes per ASN:                                         6.79
ARIN Region origin ASes announcing only one prefix:                 446
ARIN Region transit ASes present in the Internet Routing Table:     163
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                          15
Number of ARIN region 32-bit ASNs visible in the Routing Table:     160
Number of ARIN addresses announced to Internet:                96978688
    Equivalent to 5 /8s, 199 /16s and 199 /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:                       924
    Total RIPE prefixes after maximum aggregation:                  640
    RIPE Deaggregation factor:                                     1.44
Prefixes being announced from the RIPE address blocks:              918
    Unique aggregates announced from the RIPE address blocks:       650
RIPE Region origin ASes present in the Internet Routing Table:      207
    RIPE Prefixes per ASN:                                         4.43
RIPE Region origin ASes announcing only one prefix:                  97
RIPE Region transit ASes present in the Internet Routing Table:      35
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:      28
Number of RIPE addresses announced to Internet:                13961984
    Equivalent to 0 /8s, 213 /16s and 11 /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:                    1267
    Total LACNIC prefixes after maximum aggregation:                508
    LACNIC Deaggregation factor:                                   2.49
Prefixes being announced from the LACNIC address blocks:           1268
    Unique aggregates announced from the LACNIC address blocks:     732
LACNIC Region origin ASes present in the Internet Routing Table:    144
    LACNIC Prefixes per ASN:                                       8.81
LACNIC Region origin ASes announcing only one prefix:                59
LACNIC Region transit ASes present in the Internet Routing Table:    21
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:    63
Number of LACNIC addresses announced to Internet:               3927040
    Equivalent to 0 /8s, 59 /16s and 236 /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:                    866
    Total AfriNIC prefixes after maximum aggregation:               161
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:           866
    Unique aggregates announced from the AfriNIC address blocks:    269
AfriNIC Region origin ASes present in the Internet Routing Table:    26
    AfriNIC Prefixes per ASN:                                     33.31
AfriNIC Region origin ASes announcing only one prefix:                7
AfriNIC Region transit ASes present in the Internet Routing Table:    8
Average AfriNIC Region AS path length visible:                      3.0
    Max AfriNIC Region AS path length visible:                       13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    9
Number of AfriNIC addresses announced to Internet:              2497536
    Equivalent to 0 /8s, 38 /16s and 28 /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         608       2156     456  SINET-AS Research Organization of Infor
  7497         433        214      25  CSTNET-AS-AP Computer Network Informati
  1237         185         74     135  KREONET-AS-KR KISTI, KR
  7575         180        330     126  AARNET-AS-AP Australian Academic and Re
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
 55824         129         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         126       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          81         37      10  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         241         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA
   668         210        702     181  DNIC-AS-00668, US
  5786         201         16       1  UPRENET, PR
  2152         157        507      87  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, US
   270         119        329      88  AS270, US
 23024         114          7      17  OCDE, US
  2920         108         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         142         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
  3218          22          4      15  COSMOS-3218-AS AS-COSMOS root, RU
  3267          21         67      17  RUNNET, RU
   513          20         87      19  CERN, CH
  8674          16          2      11  NETNOD-IX Netnod Internet Exchange Sver
   224          13        256      13  UNINETT UNINETT, The Norwegian Universi

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         177        207      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          65         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
 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
263282          37          5      12  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA

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
  2018         343        319      74  TENET-1, ZA
327687         134         28       3  RENU, UG
 36914         101         82       3  KENET-AS, KE
  2561          72          5      31  EUN, EG
  8094          55         48       4  PUKNET, ZA
327700          37         16       1  MoRENet, MZ
 37215          32          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37182          14          8       1  TERNET, TZ
 37501          11         49       6  UOFS, ZA

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         608       2156     456  SINET-AS Research Organization of Infor
  7497         433        214      25  CSTNET-AS-AP Computer Network Informati
  2018         343        319      74  TENET-1, ZA
  7896         241         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA
   668         210        702     181  DNIC-AS-00668, US
  5786         201         16       1  UPRENET, PR
  1237         185         74     135  KREONET-AS-KR KISTI, KR
  7575         180        330     126  AARNET-AS-AP Australian Academic and Re
  1916         177        207      41  Associacao Rede Nacional de Ensino e Pe

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         433          408  CSTNET-AS-AP Computer Network Information Cente
  2018         343          269  TENET-1, ZA
  7896         241          234  NU-AS, US
  5786         201          200  UPRENET, PR
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  8895         142          138  ISU Internet Services Unit ISU, SA
  1916         177          136  Associacao Rede Nacional de Ensino e Pesquisa, 
 18558         137          133  NETBLK-RCOEK, US
327687         134          131  RENU, UG
 55824         129          106  NKN-CORE-NW NKN Core Network, IN

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
     19658  UNALLOCATED  65.205.131.0/24          11096  FLORIDANET, US
     14822  UNALLOCATED  140.163.0.0/16           10466  MAGPI, US
     14822  UNALLOCATED  140.163.0.0/17           10466  MAGPI, US
     14822  UNALLOCATED  140.163.6.0/24           10466  MAGPI, US
     14822  UNALLOCATED  140.163.64.0/24          10466  MAGPI, US
     14822  UNALLOCATED  140.163.70.0/24          10466  MAGPI, US
     14822  UNALLOCATED  140.163.128.0/17         10466  MAGPI, US
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     65105  PRIVATE      165.98.16.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.18.0/24           27750  Cooperacion Latino Americana

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
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24      Transit:     11537  INTERNET2-RESEARCH-EDU, US
192.107.242.0/24     Origin:    394784  UNASSIGNED
192.107.242.0/24    Transit:     40831  PHS, US
205.166.145.0/24     Origin:    394784  UNASSIGNED
205.166.145.0/24    Transit:     40831  PHS, 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      /16:1519    /17:344     /18:393     
/19:483     /20:772     /21:713     /22:1150    /23:1310    /24:9245    
/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
  8895         137         142  ISU Internet Services Unit ISU, SA
 36914          88         101  KENET-AS, KE
 23024          53         114  OCDE, US
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US
327700          31          37  MoRENet, MZ
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
 18632          29          55  VOLCANO-VISION, US
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US
 32440          29          43  LONI, US

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

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

   1:5         6:4         8:2        12:1        14:84       18:41     
  23:10       24:6        35:2        38:9        40:1        41:149    
  42:8        44:3        45:54       46:1        47:1        49:10     
  50:4        52:1        58:1        59:20       60:4        61:3      
  62:2        63:38       64:50       65:5        66:51       67:44     
  68:9        69:21       71:1        72:11       74:20       76:32     
  77:4        80:7        81:1        82:3        84:2        85:14     
  86:9        87:1        89:2        91:17       92:1        93:1      
  95:1        96:5        97:1        98:2       101:2       102:8      
 103:299     104:76      106:1       107:16      108:12      109:6      
 110:3       111:20      112:4       114:23      116:5       117:61     
 118:32      119:18      121:26      122:7       123:8       124:39     
 125:7       128:78      129:167     130:95      131:82      132:61     
 133:138     134:94      136:193     137:139     138:10      139:5      
 140:49      141:3       142:44      143:37      144:54      146:125    
 147:58      148:154     149:13      150:38      151:11      152:76     
 153:1       154:24      155:50      156:64      157:25      158:45     
 159:116     160:25      161:34      162:26      163:67      164:40     
 165:64      166:1       167:16      168:110     169:10      170:26     
 171:1       172:2       173:7       175:31      176:8       177:10     
 179:9       180:21      181:11      182:6       184:4       185:13     
 186:3       187:18      188:2       189:3       190:32      191:36     
 192:1079    193:81      194:56      195:53      196:178     197:5      
 198:519     199:275     200:208     201:39      202:621     203:425    
 204:362     205:182     206:189     207:174     208:60      209:123    
 210:185     211:14      212:134     213:2       214:7       216:80     
 217:1       218:25      219:8       220:16      222:5       223:2      


End of report


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