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

REN Routing Table Report cscora at frr.nsrc.org
Wed Oct 20 18:39:55 UTC 2021


Global R&E Routing Table Report   18:35 GMT Wed 20 Oct, 2021

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

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

BGP routing table entries examined:                              857713
    Prefixes after maximum aggregation (per Origin AS):          327552
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      419432
Total ASes present in the Internet Routing Table:                 72110
    Prefixes per ASN:                                             11.89
Origin-only ASes present in the Internet Routing Table:           61919
Origin ASes announcing only one prefix:                           25523
Transit ASes present in the Internet Routing Table:               10191
Transit-only ASes present in the Internet Routing Table:            358
Average AS path length visible in the Internet Routing Table:       5.5
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               946
    Number of instances of unregistered ASNs:                       947
Number of 32-bit ASNs allocated by the RIRs:                      37569
Number of 32-bit ASNs visible in the Routing Table:               31192
Prefixes from 32-bit ASNs in the Routing Table:                  142537
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            427
Number of addresses announced to Internet:                   3070762752
    Equivalent to 183 /8s, 8 /16s and 31 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    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:      290193

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

Prefixes being announced by APNIC Region ASes:                   217949
    Total APNIC prefixes after maximum aggregation:               63851
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          213444
    Unique aggregates announced from the APNIC address blocks:    92296
APNIC Region origin ASes present in the Internet Routing Table:   11979
    APNIC Prefixes per ASN:                                       17.82
APNIC Region origin ASes announcing only one prefix:               3414
APNIC Region transit ASes present in the Internet Routing Table:   1693
Average APNIC Region AS path length visible:                        5.9
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7187
Number of APNIC addresses announced to Internet:              772047616
    Equivalent to 46 /8s, 4 /16s and 131 /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:                    254451
    Total ARIN prefixes after maximum aggregation:               117480
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254234
    Unique aggregates announced from the ARIN address blocks:    121990
ARIN Region origin ASes present in the Internet Routing Table:    18919
    ARIN Prefixes per ASN:                                        13.44
ARIN Region origin ASes announcing only one prefix:                6865
ARIN Region transit ASes present in the Internet Routing Table:    1929
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4164
Number of ARIN addresses announced to Internet:              1301407488
    Equivalent to 77 /8s, 145 /16s and 231 /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:                    242125
    Total RIPE prefixes after maximum aggregation:               113473
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           238273
    Unique aggregates announced from the RIPE address blocks:    146189
RIPE Region origin ASes present in the Internet Routing Table:    28094
    RIPE Prefixes per ASN:                                         8.48
RIPE Region origin ASes announcing only one prefix:               12098
RIPE Region transit ASes present in the Internet Routing Table:    3936
Average RIPE Region AS path length visible:                         5.2
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10483
Number of RIPE addresses announced to Internet:               712268544
    Equivalent to 42 /8s, 116 /16s and 91 /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:                  111620
    Total LACNIC prefixes after maximum aggregation:              26705
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112524
    Unique aggregates announced from the LACNIC address blocks:   47423
LACNIC Region origin ASes present in the Internet Routing Table:  10784
    LACNIC Prefixes per ASN:                                      10.43
LACNIC Region origin ASes announcing only one prefix:              2621
LACNIC Region transit ASes present in the Internet Routing Table:  2113
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8456
Number of LACNIC addresses announced to Internet:             176493824
    Equivalent to 10 /8s, 133 /16s and 21 /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:                  30622
    Total AfriNIC prefixes after maximum aggregation:              5325
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         38811
    Unique aggregates announced from the AfriNIC address blocks:  11166
AfriNIC Region origin ASes present in the Internet Routing Table:  1574
    AfriNIC Prefixes per ASN:                                     24.66
AfriNIC Region origin ASes announcing only one prefix:              525
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       34
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  902
Number of AfriNIC addresses announced to Internet:            108236544
    Equivalent to 6 /8s, 115 /16s and 143 /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
  7545        5840        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5612       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3615       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2163        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2128        429     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1976        836     377  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        5791       9984    2538  AMAZON-02, US
 11492        4661        308     801  CABLEONE, US
 22773        4086       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3638       1882    2535  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2666      50722    1922  DNIC-AS-00749, US
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2532       5027     450  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2242      24167    1432  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        6860       1726     143  UNI2-AS, ES
 20940        3880       3210     543  AKAMAI-ASN1, NL
  8551        3290        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2504        259    1321  M247, GB
 34984        2241        358     603  TELLCOM-AS, TR
 58224        1692        902     581  TCI, IR
 61317        1663        225     917  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        8894       3461     570  Uninet S.A. de C.V., MX
 10620        3413        519     716  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1648        303     457  Mega Cable, S.A. de C.V., MX
  6503        1523        359     478  Axtel, S.A.B. de C.V., MX
 28573        1426       2307     250  CLARO S.A., BR
  3816        1239        651     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1126       2351     135  TIM SA, BR
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11172         956        111      69  Alestra, S. de R.L. de C.V., MX

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        1936        326      60  Telkom-Internet, ZA
 24863        1637        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         813         68      11  ORANGE-COTE-IVOIRE, CI
 36935         643        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         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        8894       3461     570  Uninet S.A. de C.V., MX
 12479        6860       1726     143  UNI2-AS, ES
  7545        5840        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5791       9984    2538  AMAZON-02, US
  9808        5612       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4661        308     801  CABLEONE, US
 22773        4086       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3880       3210     543  AKAMAI-ASN1, NL
 16625        3638       1882    2535  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
 12479        6860         6717  UNI2-AS, ES
  9808        5612         5558  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7545        5840         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4661         3860  CABLEONE, US
 22773        4086         3710  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3615         3596  VIETEL-AS-AP Viettel Group, VN
  7713        3504         3448  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3880         3337  AKAMAI-ASN1, NL
  6327        3370         3302  SHAW, CA

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
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     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
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             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
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:     15164  UPNLLC, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

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     /14:1211    /15:2080    /16:13576   /17:8242    /18:13882   
/19:25017   /20:40911   /21:49863   /22:105971  /23:91930   /24:503967  
/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        5823        6860  UNI2-AS, ES
 11492        3603        4661  CABLEONE, US
  8151        3285        8894  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3015        4086  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2754        3290  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1931        2498  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)
----------------------------------------------

   1:1788      2:1053      3:145       4:19        5:3658      6:85     
   7:5         8:1535      9:1        11:172      12:1711     13:402    
  14:2245     15:115      16:24       17:372      18:122      20:130    
  21:4        22:188      23:5196     24:2416     25:2        27:2545   
  29:19       31:2369     32:106      34:1        35:47       36:1574   
  37:3912     38:2301     39:572      40:151      41:4304     42:886    
  43:2037     44:293      45:15506    46:3664     47:320      48:1      
  49:1648     50:1838     51:100      52:1301     54:284      55:737    
  56:4        57:57       58:1558     59:1041     60:929      61:2136   
  62:2348     63:1960     64:5358     65:2360     66:4925     67:2865   
  68:1167     69:4117     70:1357     71:678      72:3162     74:2636   
  75:1495     76:696      77:2046     78:1736     79:2645     80:1866   
  81:1530     82:1383     83:1162     84:1278     85:2832     86:725    
  87:1870     88:978      89:3065     90:503      91:7388     92:1833   
  93:2572     94:3129     95:3564     96:1297     97:347      98:969    
  99:951     100:75      101:1040    102:1894    103:27146   104:4052   
 105:2022    106:826     107:2380    108:734     109:3869    110:1921   
 111:2738    112:1904    113:1256    114:1485    115:1906    116:1832   
 117:2207    118:2155    119:1826    120:1114    121:980     122:2494   
 123:2142    124:1538    125:1870    128:1391    129:1241    130:903    
 131:2064    132:777     133:362     134:1878    135:317     136:786    
 137:864     138:2418    139:1207    140:819     141:1286    142:1196   
 143:1391    144:1267    145:326     146:1554    147:1428    148:2221   
 149:1486    150:829     151:1090    152:1666    153:431     154:3176   
 155:1365    156:1770    157:1182    158:1001    159:2043    160:2394   
 161:1240    162:3345    163:1109    164:1672    165:1489    166:585    
 167:1659    168:3648    169:706     170:4343    171:806     172:2768   
 173:2962    174:1002    175:1120    176:3344    177:4563    178:3016   
 179:1934    180:2243    181:2677    182:3079    183:1546    184:2412   
 185:18994   186:4232    187:3185    188:3454    189:2912    190:8660   
 191:1314    192:10849   193:8398    194:6865    195:4893    196:3057   
 197:2670    198:6031    199:5939    200:7341    201:5502    202:10101  
 203:10042   204:4513    205:3380    206:3788    207:3365    208:3997   
 209:4732    210:3965    211:2251    212:3755    213:3386    214:1164   
 215:62      216:6390    217:2721    218:1082    219:459     220:1910   
 221:917     222:662     223:1804   

End of report


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