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

REN Routing Table Report cscora at frr.nsrc.org
Thu Sep 23 18:39:48 UTC 2021


Global R&E Routing Table Report   18:35 GMT Thu 23 Sep, 2021

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

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

BGP routing table entries examined:                              847903
    Prefixes after maximum aggregation (per Origin AS):          323273
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      415079
Total ASes present in the Internet Routing Table:                 71847
    Prefixes per ASN:                                             11.80
Origin-only ASes present in the Internet Routing Table:           61713
Origin ASes announcing only one prefix:                           25470
Transit ASes present in the Internet Routing Table:               10134
Transit-only ASes present in the Internet Routing Table:            352
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      39
    Max AS path prepend of ASN (141827)                              33
Prefixes from unregistered ASNs in the Routing Table:               907
    Number of instances of unregistered ASNs:                       910
Number of 32-bit ASNs allocated by the RIRs:                      37297
Number of 32-bit ASNs visible in the Routing Table:               30941
Prefixes from 32-bit ASNs in the Routing Table:                  140752
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            461
Number of addresses announced to Internet:                   3064908032
    Equivalent to 182 /8s, 174 /16s and 201 /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:      286311

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

Prefixes being announced by APNIC Region ASes:                   215445
    Total APNIC prefixes after maximum aggregation:               63502
    APNIC Deaggregation factor:                                    3.39
Prefixes being announced from the APNIC address blocks:          210957
    Unique aggregates announced from the APNIC address blocks:    91475
APNIC Region origin ASes present in the Internet Routing Table:   11908
    APNIC Prefixes per ASN:                                       17.72
APNIC Region origin ASes announcing only one prefix:               3394
APNIC Region transit ASes present in the Internet Routing Table:   1662
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:   7107
Number of APNIC addresses announced to Internet:              771800576
    Equivalent to 46 /8s, 0 /16s and 190 /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:                    251628
    Total ARIN prefixes after maximum aggregation:               114989
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           251387
    Unique aggregates announced from the ARIN address blocks:    120104
ARIN Region origin ASes present in the Internet Routing Table:    18835
    ARIN Prefixes per ASN:                                        13.35
ARIN Region origin ASes announcing only one prefix:                6853
ARIN Region transit ASes present in the Internet Routing Table:    1936
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:    4099
Number of ARIN addresses announced to Internet:              1296971008
    Equivalent to 77 /8s, 78 /16s and 53 /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:                    240664
    Total RIPE prefixes after maximum aggregation:               112428
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           236824
    Unique aggregates announced from the RIPE address blocks:    144980
RIPE Region origin ASes present in the Internet Routing Table:    28032
    RIPE Prefixes per ASN:                                         8.45
RIPE Region origin ASes announcing only one prefix:               12066
RIPE Region transit ASes present in the Internet Routing Table:    3934
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10411
Number of RIPE addresses announced to Internet:               711484416
    Equivalent to 42 /8s, 104 /16s and 100 /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:                  111004
    Total LACNIC prefixes after maximum aggregation:              26419
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         111966
    Unique aggregates announced from the LACNIC address blocks:   47117
LACNIC Region origin ASes present in the Internet Routing Table:  10786
    LACNIC Prefixes per ASN:                                      10.38
LACNIC Region origin ASes announcing only one prefix:              2652
LACNIC Region transit ASes present in the Internet Routing Table:  2111
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:  8448
Number of LACNIC addresses announced to Internet:             176384000
    Equivalent to 10 /8s, 131 /16s and 104 /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:                  28255
    Total AfriNIC prefixes after maximum aggregation:              5235
    AfriNIC Deaggregation factor:                                  5.40
Prefixes being announced from the AfriNIC address blocks:         36308
    Unique aggregates announced from the AfriNIC address blocks:  10995
AfriNIC Region origin ASes present in the Internet Routing Table:  1544
    AfriNIC Prefixes per ASN:                                     23.52
AfriNIC Region origin ASes announcing only one prefix:              505
AfriNIC Region transit ASes present in the Internet Routing Table:  300
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       37
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  876
Number of AfriNIC addresses announced to Internet:            107933440
    Equivalent to 6 /8s, 110 /16s and 239 /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        5823        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5135       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3647       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3385       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2908       1897      56  VNPT-AS-VN VNPT Corp, VN
  4766        2244      11117     570  KIXS-AS-KR Korea Telecom, KR
  9498        2209        485     231  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2088       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2071        437     192  TATACOMM-AS TATA Communications formerl
 23969        1951        314      16  TOT-NET TOT Public Company Limited, TH

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        5608       9753    2478  AMAZON-02, US
 11492        4686        310     749  CABLEONE, US
 22773        4036       3039     315  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
 16625        3584       1851    2498  AKAMAI-AS, US
  6327        3367       1318      65  SHAW, CA
 30036        2588        374     174  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2528       5028     449  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2181      24169    1411  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        6885       1726     143  UNI2-AS, ES
 20940        3813       3347     199  AKAMAI-ASN1, NL
  8551        3288        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2860       2279     894  ROSTELECOM-AS, RU
  9009        2522        263    1342  M247, GB
 34984        2229        357     601  TELLCOM-AS, TR
 61317        1737        268     942  ASDETUK www.heficed.com, GB
 58224        1643        892     572  TCI, IR
 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        8781       3455     573  Uninet S.A. de C.V., MX
 10620        3417        522     685  Telmex Colombia S.A., CO
 11830        2497        369      62  Instituto Costarricense de Electricidad
 13999        1695        373     462  Mega Cable, S.A. de C.V., MX
  6503        1516        359     478  Axtel, S.A.B. de C.V., MX
 28573        1451       2306     233  CLARO S.A., BR
  3816        1239        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2351     136  TIM SA, BR
  6147        1086        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
 24863        1638        393      21  LINKdotNET-AS, EG
 24835        1548        503      32  RAYA-AS, EG
 36992        1288       1417     272  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         784         68      11  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 36935         595        522      40  Vodafone-, EG
 15399         504         49      29  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
 23889         428        232      16  MauritiusTelecom, MU

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        8781       3455     573  Uninet S.A. de C.V., MX
 12479        6885       1726     143  UNI2-AS, ES
  7545        5823        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5608       9753    2478  AMAZON-02, US
  9808        5135       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4686        310     749  CABLEONE, US
 22773        4036       3039     315  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
 20940        3813       3347     199  AKAMAI-ASN1, NL
  7552        3647       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        6885         6742  UNI2-AS, ES
  7545        5823         5144  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5135         5081  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 11492        4686         3937  CABLEONE, US
  7155        3949         3917  VIASAT-SP-BACKBONE, US
 22773        4036         3721  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3647         3628  VIETEL-AS-AP Viettel Group, VN
 20940        3813         3614  AKAMAI-ASN1, NL
  7713        3385         3329  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3367         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
     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     
/13:592     /14:1206    /15:2072    /16:13578   /17:8196    /18:13800   
/19:24846   /20:40479   /21:49445   /22:105231  /23:90450   /24:497539  
/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        5810        6885  UNI2-AS, ES
 11492        3627        4686  CABLEONE, US
  6327        3176        3367  SHAW, CA
  8151        3157        8781  Uninet S.A. de C.V., MX
  7155        3037        3949  VIASAT-SP-BACKBONE, US
 22773        2998        4036  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2753        3288  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2242        2588  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1931        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)
----------------------------------------------

   1:1699      2:1072      3:145       4:20        5:3629      6:83     
   7:5         8:1514      9:1        11:164      12:1737     13:383    
  14:2239     15:109      16:22       17:356      18:116      20:130    
  21:4        22:188      23:5099     24:2416     25:2        27:2540   
  29:19       31:2336     32:112      33:1        34:1        35:47     
  36:1561     37:3897     38:2239     39:574      40:165      41:4219   
  42:732      43:2015     44:288      45:15378    46:3698     47:301    
  48:6        49:1626     50:1777     51:101      52:1286     54:249    
  55:746      56:4        57:56       58:1523     59:1027     60:931    
  61:2134     62:2290     63:1965     64:5339     65:2303     66:4959   
  67:2868     68:1156     69:4067     70:1363     71:677      72:3151   
  74:2616     75:1490     76:695      77:2013     78:1677     79:2618   
  80:1877     81:1552     82:1362     83:1151     84:1289     85:2814   
  86:731      87:1848     88:971      89:3001     90:503      91:7369   
  92:1827     93:2561     94:3147     95:3490     96:1301     97:345    
  98:975      99:958     100:76      101:1051    102:1846    103:26741  
 104:3963    105:444     106:821     107:2332    108:708     109:3872   
 110:1913    111:2694    112:1886    113:1244    114:1448    115:1886   
 116:1796    117:2180    118:2109    119:1826    120:1093    121:957    
 122:2436    123:2141    124:1531    125:1873    128:1333    129:1397   
 130:890     131:2018    132:740     133:359     134:1855    135:311    
 136:777     137:859     138:2388    139:1189    140:758     141:1222   
 142:1203    143:1367    144:1272    145:325     146:1553    147:1402   
 148:2135    149:1523    150:821     151:1091    152:1645    153:429    
 154:3117    155:1343    156:1828    157:1221    158:991     159:2008   
 160:2416    161:1253    162:3364    163:1104    164:1575    165:1456   
 166:577     167:1642    168:3663    169:704     170:4340    171:802    
 172:2736    173:2878    174:1000    175:1101    176:3284    177:4480   
 178:2995    179:1912    180:2244    181:2657    182:3082    183:1529   
 184:2417    185:18887   186:4216    187:3152    188:3319    189:2872   
 190:8618    191:1341    192:10728   193:8323    194:6782    195:4823   
 196:2970    197:2529    198:6019    199:5925    200:7354    201:5422   
 202:10073   203:9907    204:4506    205:3369    206:3777    207:3342   
 208:4025    209:4734    210:3945    211:2236    212:3756    213:3405   
 214:1165    215:64      216:6311    217:2625    218:1069    219:450    
 220:1628    221:921     222:663     223:1799   

End of report


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