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

REN Routing Table Report cscora at frr.nsrc.org
Mon Oct 4 18:39:56 UTC 2021


Global R&E Routing Table Report   18:35 GMT Mon 04 Oct, 2021

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

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

BGP routing table entries examined:                              854503
    Prefixes after maximum aggregation (per Origin AS):          325398
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      416345
Total ASes present in the Internet Routing Table:                 71984
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           61834
Origin ASes announcing only one prefix:                           25486
Transit ASes present in the Internet Routing Table:               10150
Transit-only ASes present in the Internet Routing Table:            350
Average AS path length visible in the Internet Routing Table:       5.5
    Max AS path length visible:                                      39
    Max AS path prepend of ASN ( 45609)                              34
Prefixes from unregistered ASNs in the Routing Table:               918
    Number of instances of unregistered ASNs:                       919
Number of 32-bit ASNs allocated by the RIRs:                      37408
Number of 32-bit ASNs visible in the Routing Table:               31043
Prefixes from 32-bit ASNs in the Routing Table:                  141597
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:            460
Number of addresses announced to Internet:                   3068199168
    Equivalent to 182 /8s, 225 /16s and 1 /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:      289626

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

Prefixes being announced by APNIC Region ASes:                   217259
    Total APNIC prefixes after maximum aggregation:               63756
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          212765
    Unique aggregates announced from the APNIC address blocks:    91757
APNIC Region origin ASes present in the Internet Routing Table:   11935
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               3399
APNIC Region transit ASes present in the Internet Routing Table:   1671
Average APNIC Region AS path length visible:                        5.9
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7131
Number of APNIC addresses announced to Internet:              771416320
    Equivalent to 45 /8s, 250 /16s and 225 /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:                    252828
    Total ARIN prefixes after maximum aggregation:               115882
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           252767
    Unique aggregates announced from the ARIN address blocks:    120621
ARIN Region origin ASes present in the Internet Routing Table:    18896
    ARIN Prefixes per ASN:                                        13.38
ARIN Region origin ASes announcing only one prefix:                6868
ARIN Region transit ASes present in the Internet Routing Table:    1921
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:    4131
Number of ARIN addresses announced to Internet:              1300384512
    Equivalent to 77 /8s, 130 /16s and 75 /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:                    241737
    Total RIPE prefixes after maximum aggregation:               113159
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           237770
    Unique aggregates announced from the RIPE address blocks:    145303
RIPE Region origin ASes present in the Internet Routing Table:    28059
    RIPE Prefixes per ASN:                                         8.47
RIPE Region origin ASes announcing only one prefix:               12077
RIPE Region transit ASes present in the Internet Routing Table:    3947
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:   10447
Number of RIPE addresses announced to Internet:               711429120
    Equivalent to 42 /8s, 103 /16s and 140 /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:                  111356
    Total LACNIC prefixes after maximum aggregation:              26578
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112288
    Unique aggregates announced from the LACNIC address blocks:   47253
LACNIC Region origin ASes present in the Internet Routing Table:  10787
    LACNIC Prefixes per ASN:                                      10.41
LACNIC Region origin ASes announcing only one prefix:              2627
LACNIC Region transit ASes present in the Internet Routing Table:  2103
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8448
Number of LACNIC addresses announced to Internet:             176439040
    Equivalent to 10 /8s, 132 /16s and 63 /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:                  30405
    Total AfriNIC prefixes after maximum aggregation:              5308
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         38453
    Unique aggregates announced from the AfriNIC address blocks:  11002
AfriNIC Region origin ASes present in the Internet Routing Table:  1560
    AfriNIC Prefixes per ASN:                                     24.65
AfriNIC Region origin ASes announcing only one prefix:              515
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:                       34
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  886
Number of AfriNIC addresses announced to Internet:            108199168
    Equivalent to 6 /8s, 114 /16s and 253 /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        5828        786     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5138       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3619       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3514       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3008       1897      56  VNPT-AS-VN VNPT Corp, VN
  4766        2244      11117     570  KIXS-AS-KR Korea Telecom, KR
  9498        2172        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2127        438     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1972        834     378  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        5648       9778    2494  AMAZON-02, US
 11492        4702        311     752  CABLEONE, US
 22773        4087       3047     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3947        264      30  VIASAT-SP-BACKBONE, US
 16625        3642       1883    2536  AKAMAI-AS, US
  6327        3369       1318      66  SHAW, CA
 30036        2584        374     205  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2529       5027     448  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     505  CHARTER-20115, US
  7018        2235      24177    1429  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        6868       1726     143  UNI2-AS, ES
 20940        3853       3210     547  AKAMAI-ASN1, NL
  8551        3281        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2887       2279     894  ROSTELECOM-AS, RU
  9009        2490        258    1313  M247, GB
 34984        2230        358     602  TELLCOM-AS, TR
 58224        1680        899     581  TCI, IR
 61317        1646        255     918  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        8867       3457     570  Uninet S.A. de C.V., MX
 10620        3407        519     709  Telmex Colombia S.A., CO
 11830        2497        369      62  Instituto Costarricense de Electricidad
 13999        1689        346     460  Mega Cable, S.A. de C.V., MX
  6503        1517        359     478  Axtel, S.A.B. de C.V., MX
 28573        1444       2307     241  CLARO S.A., BR
  3816        1241        652     151  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1148       2351     136  TIM SA, BR
  6147        1089        370      22  Telefonica del Peru S.A.A., PE
 11172         957        111      70  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        1638        393      21  LINKdotNET-AS, EG
 24835        1549        503      32  RAYA-AS, EG
 36992        1283       1417     269  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         799         68      11  ORANGE-COTE-IVOIRE, CI
 36935         613        522      40  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         508         50      30  WANANCHI-, KE
 37342         471         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        8867       3457     570  Uninet S.A. de C.V., MX
 12479        6868       1726     143  UNI2-AS, ES
  7545        5828        786     677  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5648       9778    2494  AMAZON-02, US
  9808        5138       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4702        311     752  CABLEONE, US
 22773        4087       3047     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3947        264      30  VIASAT-SP-BACKBONE, US
 20940        3853       3210     547  AKAMAI-ASN1, NL
 16625        3642       1883    2536  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        6868         6725  UNI2-AS, ES
  7545        5828         5151  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5138         5084  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 11492        4702         3950  CABLEONE, US
  7155        3947         3917  VIASAT-SP-BACKBONE, US
 22773        4087         3711  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3619         3600  VIETEL-AS-AP Viettel Group, VN
  7713        3514         3458  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3853         3306  AKAMAI-ASN1, NL
  6327        3369         3303  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
     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
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              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     /14:1210    /15:2074    /16:13571   /17:8231    /18:13882   
/19:24989   /20:40711   /21:49657   /22:105471  /23:90984   /24:502660  
/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        5816        6868  UNI2-AS, ES
 11492        3641        4702  CABLEONE, US
  8151        3241        8867  Uninet S.A. de C.V., MX
  6327        3177        3369  SHAW, CA
  7155        3037        3947  VIASAT-SP-BACKBONE, US
 22773        3016        4087  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2746        3281  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2237        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1930        2497  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)
----------------------------------------------

   1:1808      2:1080      3:145       4:20        5:3715      6:85     
   7:5         8:1534      9:1        11:172      12:1712     13:390    
  14:2232     15:113      16:24       17:364      18:118      20:130    
  21:4        22:188      23:5139     24:2446     25:2        27:2536   
  29:19       31:2354     32:112      33:1        34:1        35:47     
  36:1564     37:3927     38:2251     39:562      40:166      41:4272   
  42:871      43:2037     44:288      45:15503    46:3723     47:320    
  48:5        49:1655     50:1818     51:99       52:1286     54:247    
  55:749      56:4        57:56       58:1546     59:1047     60:932    
  61:2144     62:2285     63:1965     64:5366     65:2361     66:4967   
  67:2865     68:1162     69:4128     70:1361     71:677      72:3150   
  74:2617     75:1490     76:693      77:2029     78:1700     79:2618   
  80:1879     81:1554     82:1385     83:1158     84:1278     85:2892   
  86:732      87:1848     88:1011     89:2997     90:501      91:7391   
  92:1841     93:2557     94:3164     95:3514     96:1305     97:346    
  98:976      99:959     100:75      101:1040    102:1872    103:27008  
 104:4028    105:2019    106:824     107:2352    108:728     109:3877   
 110:1920    111:2701    112:1884    113:1269    114:1482    115:1914   
 116:1789    117:2195    118:2147    119:1833    120:1097    121:980    
 122:2505    123:2145    124:1531    125:1878    128:1356    129:1366   
 130:892     131:2031    132:778     133:359     134:1861    135:315    
 136:782     137:865     138:2406    139:1191    140:757     141:1230   
 142:1206    143:1357    144:1273    145:326     146:1546    147:1408   
 148:2162    149:1494    150:825     151:1089    152:1649    153:427    
 154:3118    155:1337    156:1831    157:1232    158:997     159:2033   
 160:2427    161:1242    162:3363    163:1084    164:1580    165:1476   
 166:583     167:1651    168:3664    169:706     170:4343    171:806    
 172:2743    173:2945    174:999     175:1113    176:3324    177:4510   
 178:3004    179:1911    180:2248    181:2671    182:3073    183:1545   
 184:2425    185:18940   186:4257    187:3154    188:3402    189:2906   
 190:8668    191:1325    192:10704   193:8366    194:6845    195:4886   
 196:3055    197:2627    198:6019    199:5945    200:7332    201:5485   
 202:10121   203:10058   204:4497    205:3378    206:3795    207:3365   
 208:4018    209:4731    210:3956    211:2239    212:3771    213:3380   
 214:1167    215:59      216:6374    217:2705    218:1071    219:460    
 220:1908    221:919     222:672     223:1781   

End of report


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