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

REN Routing Table Report cscora at frr.nsrc.org
Tue Sep 28 18:39:42 UTC 2021


Global R&E Routing Table Report   18:35 GMT Tue 28 Sep, 2021

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

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

BGP routing table entries examined:                              854189
    Prefixes after maximum aggregation (per Origin AS):          325153
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      415899
Total ASes present in the Internet Routing Table:                 71969
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           61839
Origin ASes announcing only one prefix:                           25509
Transit ASes present in the Internet Routing Table:               10130
Transit-only ASes present in the Internet Routing Table:            348
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      39
    Max AS path prepend of ASN ( 45609)                              34
Prefixes from unregistered ASNs in the Routing Table:               935
    Number of instances of unregistered ASNs:                       938
Number of 32-bit ASNs allocated by the RIRs:                      37348
Number of 32-bit ASNs visible in the Routing Table:               30995
Prefixes from 32-bit ASNs in the Routing Table:                  141306
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            460
Number of addresses announced to Internet:                   3067238656
    Equivalent to 182 /8s, 210 /16s and 89 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      289475

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

Prefixes being announced by APNIC Region ASes:                   217578
    Total APNIC prefixes after maximum aggregation:               63742
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          212959
    Unique aggregates announced from the APNIC address blocks:    91725
APNIC Region origin ASes present in the Internet Routing Table:   11925
    APNIC Prefixes per ASN:                                       17.86
APNIC Region origin ASes announcing only one prefix:               3405
APNIC Region transit ASes present in the Internet Routing Table:   1672
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7118
Number of APNIC addresses announced to Internet:              771780096
    Equivalent to 46 /8s, 0 /16s and 110 /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:                    252529
    Total ARIN prefixes after maximum aggregation:               115691
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           252316
    Unique aggregates announced from the ARIN address blocks:    120316
ARIN Region origin ASes present in the Internet Routing Table:    18906
    ARIN Prefixes per ASN:                                        13.35
ARIN Region origin ASes announcing only one prefix:                6888
ARIN Region transit ASes present in the Internet Routing Table:    1928
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:    4121
Number of ARIN addresses announced to Internet:              1299256832
    Equivalent to 77 /8s, 113 /16s and 22 /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:                    241634
    Total RIPE prefixes after maximum aggregation:               113168
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           237820
    Unique aggregates announced from the RIPE address blocks:    145272
RIPE Region origin ASes present in the Internet Routing Table:    28052
    RIPE Prefixes per ASN:                                         8.48
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3935
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:   10430
Number of RIPE addresses announced to Internet:               711456512
    Equivalent to 42 /8s, 103 /16s and 247 /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:                  111196
    Total LACNIC prefixes after maximum aggregation:              26538
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112133
    Unique aggregates announced from the LACNIC address blocks:   47179
LACNIC Region origin ASes present in the Internet Routing Table:  10781
    LACNIC Prefixes per ASN:                                      10.40
LACNIC Region origin ASes announcing only one prefix:              2638
LACNIC Region transit ASes present in the Internet Routing Table:  2106
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8444
Number of LACNIC addresses announced to Internet:             176452096
    Equivalent to 10 /8s, 132 /16s and 114 /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:                  30317
    Total AfriNIC prefixes after maximum aggregation:              5288
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         38501
    Unique aggregates announced from the AfriNIC address blocks:  11000
AfriNIC Region origin ASes present in the Internet Routing Table:  1552
    AfriNIC Prefixes per ASN:                                     24.81
AfriNIC Region origin ASes announcing only one prefix:              510
AfriNIC Region transit ASes present in the Internet Routing Table:  301
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:  882
Number of AfriNIC addresses announced to Internet:            107956224
    Equivalent to 6 /8s, 111 /16s and 72 /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        5825        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5142       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3606       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3516       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2998       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2360        485     235  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2244      11117     570  KIXS-AS-KR Korea Telecom, KR
  4755        2127        438     204  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1972        835     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        5565       9747    2477  AMAZON-02, US
 11492        4716        312     752  CABLEONE, US
 22773        4036       3044     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
 16625        3585       1851    2497  AKAMAI-AS, US
  6327        3368       1318      65  SHAW, CA
 30036        2587        374     179  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2528       5027     449  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2241      24179    1431  ATT-INTERNET4, US
 20115        2241       3032     504  CHARTER-20115, 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        6886       1726     143  UNI2-AS, ES
 20940        3837       3210     545  AKAMAI-ASN1, NL
  8551        3287        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2885       2279     894  ROSTELECOM-AS, RU
  9009        2539        264    1344  M247, GB
 34984        2232        358     603  TELLCOM-AS, TR
 58224        1664        896     583  TCI, IR
 61317        1627        252     904  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        8862       3457     574  Uninet S.A. de C.V., MX
 10620        3418        522     686  Telmex Colombia S.A., CO
 11830        2494        369      62  Instituto Costarricense de Electricidad
 13999        1699        365     460  Mega Cable, S.A. de C.V., MX
  6503        1517        359     478  Axtel, S.A.B. de C.V., MX
 28573        1442       2303     258  CLARO S.A., BR
  3816        1241        652     151  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1148       2351     136  TIM SA, BR
  6147        1087        369      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        1934        326      59  Telkom-Internet, ZA
 24863        1639        393      21  LINKdotNET-AS, EG
 24835        1549        503      32  RAYA-AS, EG
 36992        1285       1417     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         787         68      11  ORANGE-COTE-IVOIRE, CI
  6713         611       1863      34  IAM-AS, MA
 36935         607        522      40  Vodafone-, EG
 15399         507         49      29  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        8862       3457     574  Uninet S.A. de C.V., MX
 12479        6886       1726     143  UNI2-AS, ES
  7545        5825        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5565       9747    2477  AMAZON-02, US
  9808        5142       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4716        312     752  CABLEONE, US
 22773        4036       3044     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
 20940        3837       3210     545  AKAMAI-ASN1, NL
  7552        3606       1330      19  VIETEL-AS-AP Viettel Group, VN

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        6886         6743  UNI2-AS, ES
  7545        5825         5146  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5142         5088  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 11492        4716         3964  CABLEONE, US
  7155        3949         3917  VIASAT-SP-BACKBONE, US
 22773        4036         3718  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3606         3587  VIETEL-AS-AP Viettel Group, VN
  7713        3516         3460  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3368         3303  SHAW, CA
 20940        3837         3292  AKAMAI-ASN1, NL

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:       174  COGENT-174, US
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      /11:100     /12:300     
/13:594     /14:1209    /15:2070    /16:13572   /17:8244    /18:13876   
/19:24931   /20:40553   /21:49594   /22:105502  /23:90917   /24:502658  
/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        5811        6886  UNI2-AS, ES
 11492        3655        4716  CABLEONE, US
  8151        3237        8862  Uninet S.A. de C.V., MX
  6327        3176        3368  SHAW, CA
  7155        3037        3949  VIASAT-SP-BACKBONE, US
 22773        2994        4036  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2752        3287  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2240        2587  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1928        2494  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)
----------------------------------------------

   1:1874      2:1078      3:145       4:20        5:3657      6:83     
   7:5         8:1527      9:1        11:164      12:1727     13:381    
  14:2238     15:109      16:24       17:358      18:110      20:130    
  21:4        22:188      23:5131     24:2447     25:2        27:2531   
  29:19       31:2352     32:112      33:1        34:1        35:47     
  36:1565     37:3922     38:2241     39:572      40:166      41:4288   
  42:926      43:2022     44:289      45:15507    46:3727     47:320    
  48:5        49:1671     50:1817     51:99       52:1283     54:246    
  55:723      56:4        57:56       58:1588     59:1059     60:931    
  61:2161     62:2314     63:1965     64:5354     65:2355     66:4991   
  67:2864     68:1162     69:4131     70:1361     71:676      72:3154   
  74:2617     75:1490     76:694      77:2029     78:1696     79:2616   
  80:1886     81:1557     82:1384     83:1158     84:1276     85:2905   
  86:735      87:1843     88:1010     89:3020     90:501      91:7384   
  92:1844     93:2565     94:3156     95:3509     96:1304     97:345    
  98:977      99:959     100:76      101:1050    102:1858    103:26940  
 104:4014    105:2009    106:823     107:2339    108:729     109:3873   
 110:1919    111:2707    112:1888    113:1276    114:1455    115:1908   
 116:1791    117:2186    118:2165    119:1834    120:1097    121:974    
 122:2498    123:2139    124:1533    125:1901    128:1343    129:1401   
 130:888     131:2017    132:744     133:359     134:1856    135:313    
 136:782     137:859     138:2398    139:1188    140:753     141:1232   
 142:1201    143:1384    144:1273    145:325     146:1549    147:1411   
 148:2163    149:1514    150:821     151:1089    152:1652    153:429    
 154:3168    155:1340    156:1874    157:1232    158:1001    159:2025   
 160:2417    161:1255    162:3368    163:1106    164:1578    165:1476   
 166:586     167:1653    168:3655    169:706     170:4337    171:804    
 172:2755    173:2935    174:1000    175:1108    176:3290    177:4470   
 178:3010    179:1907    180:2247    181:2646    182:3227    183:1547   
 184:2421    185:18945   186:4223    187:3140    188:3318    189:2894   
 190:8657    191:1343    192:10734   193:8346    194:6822    195:4887   
 196:3040    197:2616    198:6030    199:5923    200:7340    201:5492   
 202:10107   203:10037   204:4497    205:3373    206:3775    207:3362   
 208:4024    209:4745    210:3951    211:2237    212:3786    213:3399   
 214:1165    215:64      216:6393    217:2695    218:1050    219:445    
 220:1911    221:922     222:671     223:1788   

End of report


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