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

REN Routing Table Report cscora at frr.nsrc.org
Sun Nov 21 18:40:12 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sun 21 Nov, 2021

  BGP Table (Global) as seen at RENU.

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

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

BGP routing table entries examined:                              868059
    Prefixes after maximum aggregation (per Origin AS):          328965
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421062
Total ASes present in the Internet Routing Table:                 72339
    Prefixes per ASN:                                             12.00
Origin-only ASes present in the Internet Routing Table:           62013
Origin ASes announcing only one prefix:                           25623
Transit ASes present in the Internet Routing Table:               10326
Transit-only ASes present in the Internet Routing Table:            366
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               919
    Number of instances of unregistered ASNs:                       922
Number of 32-bit ASNs allocated by the RIRs:                      37887
Number of 32-bit ASNs visible in the Routing Table:               31449
Prefixes from 32-bit ASNs in the Routing Table:                  144619
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            496
Number of addresses announced to Internet:                   3071363584
    Equivalent to 183 /8s, 17 /16s and 74 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      292990

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

Prefixes being announced by APNIC Region ASes:                   223419
    Total APNIC prefixes after maximum aggregation:               64257
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          218477
    Unique aggregates announced from the APNIC address blocks:    92683
APNIC Region origin ASes present in the Internet Routing Table:   12088
    APNIC Prefixes per ASN:                                       18.07
APNIC Region origin ASes announcing only one prefix:               3462
APNIC Region transit ASes present in the Internet Routing Table:   1703
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7297
Number of APNIC addresses announced to Internet:              772649472
    Equivalent to 46 /8s, 13 /16s and 178 /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:                    255824
    Total ARIN prefixes after maximum aggregation:               117960
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255879
    Unique aggregates announced from the ARIN address blocks:    122384
ARIN Region origin ASes present in the Internet Routing Table:    18943
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6864
ARIN Region transit ASes present in the Internet Routing Table:    1959
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4217
Number of ARIN addresses announced to Internet:              1301549312
    Equivalent to 77 /8s, 148 /16s and 17 /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:                    243928
    Total RIPE prefixes after maximum aggregation:               113848
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           240026
    Unique aggregates announced from the RIPE address blocks:    146757
RIPE Region origin ASes present in the Internet Routing Table:    28165
    RIPE Prefixes per ASN:                                         8.52
RIPE Region origin ASes announcing only one prefix:               12151
RIPE Region transit ASes present in the Internet Routing Table:    3977
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10551
Number of RIPE addresses announced to Internet:               712382720
    Equivalent to 42 /8s, 118 /16s and 25 /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:                  113265
    Total LACNIC prefixes after maximum aggregation:              26849
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         114135
    Unique aggregates announced from the LACNIC address blocks:   47524
LACNIC Region origin ASes present in the Internet Routing Table:  10802
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2622
LACNIC Region transit ASes present in the Internet Routing Table:  2149
Average LACNIC Region AS path length visible:                       6.4
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8474
Number of LACNIC addresses announced to Internet:             176306432
    Equivalent to 10 /8s, 130 /16s and 57 /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:                  30704
    Total AfriNIC prefixes after maximum aggregation:              5352
    AfriNIC Deaggregation factor:                                  5.74
Prefixes being announced from the AfriNIC address blocks:         39046
    Unique aggregates announced from the AfriNIC address blocks:  11272
AfriNIC Region origin ASes present in the Internet Routing Table:  1581
    AfriNIC Prefixes per ASN:                                     24.70
AfriNIC Region origin ASes announcing only one prefix:              524
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  910
Number of AfriNIC addresses announced to Internet:            108181504
    Equivalent to 6 /8s, 114 /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
  9808        8707       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5859        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3592       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3499       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3208       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2175        475     235  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2155       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        429     200  TATACOMM-AS TATA Communications formerl
 24560        1986        835     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5978      10008    2557  AMAZON-02, US
 11492        4605        305     827  CABLEONE, US
 22773        4045       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3683       1897    2556  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2596        373     162  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5026     438  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2253      24164    1440  ATT-INTERNET4, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6874       1711     149  UNI2-AS, ES
 20940        3921       3348     213  AKAMAI-ASN1, NL
  8551        3373        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2513        258    1323  M247, GB
 34984        2201        354     600  TELLCOM-AS, TR
 58224        1754        917     583  TCI, IR
 61317        1647        215     928  ASDETUK www.heficed.com, GB
 13188        1610        100      27  TRIOLAN, UA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10625       3450     574  Uninet S.A. de C.V., MX
 10620        3249        490     831  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1644        287     456  Mega Cable, S.A. de C.V., MX
  6503        1515        358     471  Axtel, S.A.B. de C.V., MX
 28573        1364       2314     251  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1135       2351     138  TIM SA, BR
  6147        1098        369      21  Telefonica del Peru S.A.A., PE
 11664         973        188     444  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1937        326      60  Telkom-Internet, ZA
 24863        1631        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1285       1430     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 36935         703        523      44  Vodafone-, EG
 29571         669         68      11  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 15399         523         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10625       3450     574  Uninet S.A. de C.V., MX
  9808        8707       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6874       1711     149  UNI2-AS, ES
 16509        5978      10008    2557  AMAZON-02, US
  7545        5859        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4605        305     827  CABLEONE, US
 22773        4045       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3921       3348     213  AKAMAI-ASN1, NL
 16625        3683       1897    2556  AKAMAI-AS, US

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

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

   ASN  No of nets  Net Savings  Description
  9808        8707         8653  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6874         6725  UNI2-AS, ES
  7545        5859         5177  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4605         3778  CABLEONE, US
 20940        3921         3708  AKAMAI-ASN1, NL
 22773        4045         3667  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3592         3573  VIETEL-AS-AP Viettel Group, VN
  7713        3499         3442  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5978         3421  AMAZON-02, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65512  PRIVATE      5.61.74.0/24             58173  ONWAVE, IE
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/data-dsua

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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        /8:16       /9:13      /10:40      /11:99      /12:300     
/13:595     /14:1207    /15:2081    /16:13560   /17:8255    /18:13867   
/19:25033   /20:41667   /21:50324   /22:107043  /23:93429   /24:510530  
/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
 12479        5828        6874  UNI2-AS, ES
  8151        4426       10625  Uninet S.A. de C.V., MX
 11492        3558        4605  CABLEONE, US
  6327        3197        3388  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3007        4045  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2838        3373  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2252        2596  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        2469  Instituto Costarricense de Electricidad y Telec

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

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

   1:1799      2:1040      3:144       4:18        5:3708      6:100    
   7:5         8:1533      9:1        11:172      12:1712     13:415    
  14:2258     15:127      16:31       17:374      18:130      20:147    
  21:4        22:188      23:5289     24:2364     25:4        27:2554   
  29:19       31:2383     32:106      34:1        35:48       36:1679   
  37:3916     38:2366     39:656      40:149      41:4301     42:914    
  43:2070     44:296      45:15724    46:3772     47:323      49:1667   
  50:1873     51:103      52:1345     54:286      55:652      56:4      
  57:57       58:1575     59:1036     60:936      61:2199     62:2423   
  63:1946     64:5397     65:2346     66:4954     67:2896     68:1172   
  69:4132     70:1346     71:674      72:3091     74:2615     75:1502   
  76:708      77:2207     78:1745     79:2696     80:1877     81:1532   
  82:1415     83:1174     84:1291     85:2836     86:703      87:1886   
  88:975      89:3181     90:492      91:7489     92:1901     93:2573   
  94:3218     95:3585     96:1298     97:347      98:979      99:910    
 100:76      101:1045    102:1977    103:27407   104:4101    105:2022   
 106:841     107:2383    108:750     109:3928    110:1948    111:3106   
 112:1953    113:1410    114:1518    115:1912    116:1837    117:2435   
 118:2145    119:1839    120:1581    121:987     122:2496    123:2114   
 124:1542    125:1898    128:1427    129:1173    130:914     131:2071   
 132:781     133:364     134:1911    135:286     136:777     137:864    
 138:2449    139:1216    140:836     141:1316    142:1226    143:1357   
 144:1267    145:330     146:1643    147:1460    148:2241    149:1589   
 150:849     151:1087    152:1661    153:441     154:3403    155:1362   
 156:1837    157:1191    158:988     159:2014    160:2289    161:1274   
 162:3410    163:1169    164:1673    165:1533    166:593     167:1667   
 168:3645    169:709     170:4298    171:802     172:2830    173:3034   
 174:1002    175:1121    176:3433    177:4513    178:3009    179:1926   
 180:2254    181:2620    182:3118    183:1872    184:2411    185:19070  
 186:4230    187:3526    188:3628    189:3088    190:8741    191:1333   
 192:10989   193:8432    194:6894    195:4918    196:3031    197:2673   
 198:6005    199:6006    200:7420    201:5673    202:10181   203:10038  
 204:4484    205:3384    206:3813    207:3382    208:4019    209:4604   
 210:3993    211:2331    212:3837    213:3386    214:1159    215:64     
 216:6384    217:2703    218:1181    219:465     220:1917    221:985    
 222:677     223:2014   

End of report


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