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

REN Routing Table Report cscora at frr.nsrc.org
Tue Oct 26 18:40:04 UTC 2021


Global R&E Routing Table Report   18:35 GMT Tue 26 Oct, 2021

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

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

BGP routing table entries examined:                              858526
    Prefixes after maximum aggregation (per Origin AS):          327804
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      419898
Total ASes present in the Internet Routing Table:                 72135
    Prefixes per ASN:                                             11.90
Origin-only ASes present in the Internet Routing Table:           61883
Origin ASes announcing only one prefix:                           25512
Transit ASes present in the Internet Routing Table:               10252
Transit-only ASes present in the Internet Routing Table:            362
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               938
    Number of instances of unregistered ASNs:                       939
Number of 32-bit ASNs allocated by the RIRs:                      37647
Number of 32-bit ASNs visible in the Routing Table:               31209
Prefixes from 32-bit ASNs in the Routing Table:                  142759
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:            422
Number of addresses announced to Internet:                   3070745088
    Equivalent to 183 /8s, 7 /16s and 218 /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:      290520

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

Prefixes being announced by APNIC Region ASes:                   218402
    Total APNIC prefixes after maximum aggregation:               64039
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          213847
    Unique aggregates announced from the APNIC address blocks:    92388
APNIC Region origin ASes present in the Internet Routing Table:   12006
    APNIC Prefixes per ASN:                                       17.81
APNIC Region origin ASes announcing only one prefix:               3426
APNIC Region transit ASes present in the Internet Routing Table:   1694
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7210
Number of APNIC addresses announced to Internet:              772112640
    Equivalent to 46 /8s, 5 /16s and 129 /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:                    254882
    Total ARIN prefixes after maximum aggregation:               117653
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254805
    Unique aggregates announced from the ARIN address blocks:    122314
ARIN Region origin ASes present in the Internet Routing Table:    18921
    ARIN Prefixes per ASN:                                        13.47
ARIN Region origin ASes announcing only one prefix:                6843
ARIN Region transit ASes present in the Internet Routing Table:    1958
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4166
Number of ARIN addresses announced to Internet:              1301447680
    Equivalent to 77 /8s, 146 /16s and 132 /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:                    242330
    Total RIPE prefixes after maximum aggregation:               113260
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238476
    Unique aggregates announced from the RIPE address blocks:    146208
RIPE Region origin ASes present in the Internet Routing Table:    28093
    RIPE Prefixes per ASN:                                         8.49
RIPE Region origin ASes announcing only one prefix:               12097
RIPE Region transit ASes present in the Internet Routing Table:    3956
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10477
Number of RIPE addresses announced to Internet:               712219136
    Equivalent to 42 /8s, 115 /16s and 154 /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:                  111418
    Total LACNIC prefixes after maximum aggregation:              26803
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         112316
    Unique aggregates announced from the LACNIC address blocks:   47464
LACNIC Region origin ASes present in the Internet Routing Table:  10784
    LACNIC Prefixes per ASN:                                      10.42
LACNIC Region origin ASes announcing only one prefix:              2622
LACNIC Region transit ASes present in the Internet Routing Table:  2121
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:  8455
Number of LACNIC addresses announced to Internet:             176412928
    Equivalent to 10 /8s, 131 /16s and 217 /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:                  30556
    Total AfriNIC prefixes after maximum aggregation:              5338
    AfriNIC Deaggregation factor:                                  5.72
Prefixes being announced from the AfriNIC address blocks:         38660
    Unique aggregates announced from the AfriNIC address blocks:  11160
AfriNIC Region origin ASes present in the Internet Routing Table:  1574
    AfriNIC Prefixes per ASN:                                     24.56
AfriNIC Region origin ASes announcing only one prefix:              524
AfriNIC Region transit ASes present in the Internet Routing Table:  315
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  901
Number of AfriNIC addresses announced to Internet:            108267776
    Equivalent to 6 /8s, 116 /16s and 9 /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        5838        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5639       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3620       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2253      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2174        472     238  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2136       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2125        429     203  TATACOMM-AS TATA Communications formerl
 24560        1975        830     380  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        5779       9983    2537  AMAZON-02, US
 11492        4671        309     788  CABLEONE, US
 22773        4065       3056     370  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3628       1876    2525  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2591        375     169  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5026     442  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2252      24163    1441  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        6866       1726     143  UNI2-AS, ES
 20940        3886       3347     201  AKAMAI-ASN1, NL
  8551        3292        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     897  ROSTELECOM-AS, RU
  9009        2509        259    1325  M247, GB
 34984        2239        358     603  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1668        223     931  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        8911       3461     572  Uninet S.A. de C.V., MX
 10620        3250        493     815  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1635        288     454  Mega Cable, S.A. de C.V., MX
  6503        1524        359     474  Axtel, S.A.B. de C.V., MX
 28573        1430       2310     256  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     136  TIM SA, BR
  6147        1086        369      22  Telefonica del Peru S.A.A., PE
 11664         956        187     443  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        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1288       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         813         68      11  ORANGE-COTE-IVOIRE, CI
 36935         655        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         520         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        8911       3461     572  Uninet S.A. de C.V., MX
 12479        6866       1726     143  UNI2-AS, ES
  7545        5838        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5779       9983    2537  AMAZON-02, US
  9808        5639       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4671        309     788  CABLEONE, US
 22773        4065       3056     370  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3886       3347     201  AKAMAI-ASN1, NL
 16625        3628       1876    2525  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        6866         6723  UNI2-AS, ES
  9808        5639         5585  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7545        5838         5155  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4671         3883  CABLEONE, US
 22773        4065         3695  ASN-CXA-ALL-CCI-22773-RDC, US
 20940        3886         3685  AKAMAI-ASN1, NL
  7552        3620         3601  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  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     /14:1207    /15:2080    /16:13564   /17:8228    /18:13852   
/19:25007   /20:40973   /21:49834   /22:105798  /23:91966   /24:504954  
/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        5832        6866  UNI2-AS, ES
 11492        3610        4671  CABLEONE, US
  8151        3298        8911  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3006        4065  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2757        3292  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2244        2591  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)
----------------------------------------------

   1:1793      2:1057      3:145       4:19        5:3671      6:100    
   7:5         8:1540      9:1        11:172      12:1712     13:401    
  14:2245     15:118      16:24       17:373      18:121      20:130    
  21:4        22:188      23:5221     24:2413     25:2        27:2550   
  29:19       31:2374     32:106      34:1        35:47       36:1566   
  37:3902     38:2329     39:579      40:151      41:4272     42:888    
  43:2043     44:293      45:15514    46:3713     47:320      48:1      
  49:1665     50:1842     51:100      52:1302     54:282      55:737    
  56:13       57:57       58:1580     59:1042     60:927      61:2189   
  62:2350     63:1958     64:5405     65:2360     66:4929     67:2869   
  68:1168     69:4109     70:1354     71:677      72:3160     74:2628   
  75:1496     76:697      77:2047     78:1735     79:2593     80:1869   
  81:1531     82:1384     83:1168     84:1285     85:2818     86:714    
  87:1867     88:983      89:3080     90:498      91:7435     92:1826   
  93:2574     94:3153     95:3563     96:1302     97:347      98:977    
  99:943     100:75      101:1034    102:1908    103:27217   104:4055   
 105:2023    106:826     107:2390    108:732     109:3937    110:1925   
 111:2751    112:1914    113:1287    114:1486    115:1906    116:1831   
 117:2208    118:2166    119:1829    120:1120    121:984     122:2494   
 123:2139    124:1535    125:1884    128:1390    129:1167    130:904    
 131:2054    132:777     133:362     134:1898    135:318     136:783    
 137:864     138:2413    139:1203    140:831     141:1295    142:1215   
 143:1388    144:1276    145:326     146:1562    147:1451    148:2219   
 149:1493    150:830     151:1091    152:1667    153:434     154:3226   
 155:1373    156:1767    157:1182    158:983     159:2044    160:2373   
 161:1225    162:3353    163:1108    164:1671    165:1490    166:593    
 167:1657    168:3658    169:706     170:4328    171:804     172:2771   
 173:2996    174:1003    175:1119    176:3362    177:4542    178:3000   
 179:1956    180:2246    181:2614    182:3083    183:1553    184:2414   
 185:19020   186:4225    187:3220    188:3572    189:2940    190:8689   
 191:1309    192:10932   193:8404    194:6845    195:4887    196:3021   
 197:2688    198:6080    199:5980    200:7364    201:5476    202:10129  
 203:10010   204:4521    205:3380    206:3799    207:3366    208:4005   
 209:4734    210:3976    211:2319    212:3748    213:3392    214:1160   
 215:63      216:6385    217:2701    218:1082    219:457     220:1912   
 221:919     222:662     223:1804   

End of report


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