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

REN Routing Table Report cscora at frr.nsrc.org
Sat Oct 2 18:39:38 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sat 02 Oct, 2021

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

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

BGP routing table entries examined:                              854051
    Prefixes after maximum aggregation (per Origin AS):          325157
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      416152
Total ASes present in the Internet Routing Table:                 71945
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           61808
Origin ASes announcing only one prefix:                           25464
Transit ASes present in the Internet Routing Table:               10137
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:               917
    Number of instances of unregistered ASNs:                       918
Number of 32-bit ASNs allocated by the RIRs:                      37389
Number of 32-bit ASNs visible in the Routing Table:               31004
Prefixes from 32-bit ASNs in the Routing Table:                  141570
Number of bogon 32-bit ASNs visible in the Routing Table:            39
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            471
Number of addresses announced to Internet:                   3067593728
    Equivalent to 182 /8s, 215 /16s and 196 /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:      289493

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

Prefixes being announced by APNIC Region ASes:                   217219
    Total APNIC prefixes after maximum aggregation:               63713
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          212647
    Unique aggregates announced from the APNIC address blocks:    91737
APNIC Region origin ASes present in the Internet Routing Table:   11918
    APNIC Prefixes per ASN:                                       17.84
APNIC Region origin ASes announcing only one prefix:               3396
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:   7114
Number of APNIC addresses announced to Internet:              771396096
    Equivalent to 45 /8s, 250 /16s and 146 /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:                    252675
    Total ARIN prefixes after maximum aggregation:               115687
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           252571
    Unique aggregates announced from the ARIN address blocks:    120487
ARIN Region origin ASes present in the Internet Routing Table:    18891
    ARIN Prefixes per ASN:                                        13.37
ARIN Region origin ASes announcing only one prefix:                6863
ARIN Region transit ASes present in the Internet Routing Table:    1923
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:    4126
Number of ARIN addresses announced to Internet:              1299951616
    Equivalent to 77 /8s, 123 /16s and 176 /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:                    241688
    Total RIPE prefixes after maximum aggregation:               113092
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           237749
    Unique aggregates announced from the RIPE address blocks:    145275
RIPE Region origin ASes present in the Internet Routing Table:    28051
    RIPE Prefixes per ASN:                                         8.48
RIPE Region origin ASes announcing only one prefix:               12070
RIPE Region transit ASes present in the Internet Routing Table:    3938
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:   10437
Number of RIPE addresses announced to Internet:               711425280
    Equivalent to 42 /8s, 103 /16s and 125 /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:                  111186
    Total LACNIC prefixes after maximum aggregation:              26651
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         112107
    Unique aggregates announced from the LACNIC address blocks:   47202
LACNIC Region origin ASes present in the Internet Routing Table:  10785
    LACNIC Prefixes per ASN:                                      10.39
LACNIC Region origin ASes announcing only one prefix:              2625
LACNIC Region transit ASes present in the Internet Routing Table:  2107
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8445
Number of LACNIC addresses announced to Internet:             176286976
    Equivalent to 10 /8s, 129 /16s and 237 /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:                  30366
    Total AfriNIC prefixes after maximum aggregation:              5301
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         38506
    Unique aggregates announced from the AfriNIC address blocks:  11032
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:  306
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:  882
Number of AfriNIC addresses announced to Internet:            108196352
    Equivalent to 6 /8s, 114 /16s and 242 /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        5829        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5138       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3611       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3517       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3004       1897      56  VNPT-AS-VN VNPT Corp, VN
  4766        2244      11117     570  KIXS-AS-KR Korea Telecom, KR
  9498        2169        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2128        438     204  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1968        832     384  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        5663       9781    2496  AMAZON-02, US
 11492        4705        311     751  CABLEONE, US
 22773        4026       3042     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3947        264      30  VIASAT-SP-BACKBONE, US
 16625        3608       1864    2523  AKAMAI-AS, US
  6327        3369       1318      66  SHAW, CA
 30036        2591        374     162  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2528       5027     448  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     505  CHARTER-20115, US
  7018        2236      24177    1430  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        6859       1726     143  UNI2-AS, ES
 20940        3845       3210     546  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        2495        259    1312  M247, GB
 34984        2230        358     602  TELLCOM-AS, TR
 58224        1668        897     580  TCI, IR
 61317        1642        255     922  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        8866       3457     570  Uninet S.A. de C.V., MX
 10620        3366        514     778  Telmex Colombia S.A., CO
 11830        2495        369      62  Instituto Costarricense de Electricidad
 13999        1682        346     460  Mega Cable, S.A. de C.V., MX
  6503        1516        359     478  Axtel, S.A.B. de C.V., MX
 28573        1446       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        1639        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
  6713         612       1863      34  IAM-AS, MA
 36935         607        522      40  Vodafone-, EG
 15399         507         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        8866       3457     570  Uninet S.A. de C.V., MX
 12479        6859       1726     143  UNI2-AS, ES
  7545        5829        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5663       9781    2496  AMAZON-02, US
  9808        5138       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4705        311     751  CABLEONE, US
 22773        4026       3042     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3947        264      30  VIASAT-SP-BACKBONE, US
 20940        3845       3210     546  AKAMAI-ASN1, NL
  7552        3611       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        6859         6716  UNI2-AS, ES
  7545        5829         5150  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5138         5084  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 11492        4705         3954  CABLEONE, US
  7155        3947         3917  VIASAT-SP-BACKBONE, US
 22773        4026         3708  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3611         3592  VIETEL-AS-AP Viettel Group, VN
  7713        3517         3461  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3369         3303  SHAW, CA
 20940        3845         3299  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:     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    /16:13570   /17:8217    /18:13876   
/19:24987   /20:40629   /21:49562   /22:105404  /23:90922   /24:502537  
/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        6859  UNI2-AS, ES
 11492        3644        4705  CABLEONE, US
  8151        3240        8866  Uninet S.A. de C.V., MX
  6327        3177        3369  SHAW, CA
  7155        3037        3947  VIASAT-SP-BACKBONE, US
 22773        2987        4026  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2752        3287  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2244        2591  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1929        2495  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)
----------------------------------------------

   1:1784      2:1074      3:145       4:20        5:3722      6:84     
   7:5         8:1533      9:1        11:172      12:1709     13:392    
  14:2228     15:113      16:24       17:364      18:118      20:130    
  21:4        22:188      23:5131     24:2446     25:2        27:2544   
  29:19       31:2331     32:112      33:1        34:1        35:47     
  36:1565     37:3929     38:2255     39:566      40:166      41:4260   
  42:861      43:2039     44:288      45:15524    46:3729     47:320    
  48:5        49:1660     50:1816     51:99       52:1288     54:247    
  55:748      56:4        57:56       58:1547     59:1046     60:930    
  61:2144     62:2286     63:1965     64:5359     65:2362     66:4975   
  67:2867     68:1162     69:4128     70:1360     71:677      72:3151   
  74:2617     75:1490     76:693      77:2049     78:1700     79:2620   
  80:1883     81:1555     82:1385     83:1154     84:1278     85:2894   
  86:723      87:1850     88:1010     89:3022     90:505      91:7388   
  92:1850     93:2561     94:3156     95:3515     96:1305     97:346    
  98:976      99:959     100:75      101:1038    102:1873    103:26942  
 104:4020    105:2019    106:823     107:2344    108:728     109:3876   
 110:1919    111:2703    112:1882    113:1266    114:1481    115:1912   
 116:1790    117:2195    118:2145    119:1833    120:1096    121:980    
 122:2505    123:2143    124:1535    125:1879    128:1358    129:1385   
 130:890     131:2035    132:743     133:359     134:1861    135:314    
 136:780     137:859     138:2400    139:1188    140:756     141:1231   
 142:1205    143:1366    144:1272    145:325     146:1548    147:1408   
 148:2156    149:1501    150:828     151:1088    152:1653    153:429    
 154:3184    155:1338    156:1863    157:1231    158:1000    159:2031   
 160:2422    161:1251    162:3359    163:1100    164:1578    165:1477   
 166:582     167:1650    168:3664    169:706     170:4350    171:805    
 172:2744    173:2943    174:1000    175:1110    176:3317    177:4484   
 178:3005    179:1894    180:2249    181:2654    182:3072    183:1544   
 184:2424    185:18948   186:4234    187:3159    188:3399    189:2911   
 190:8636    191:1324    192:10708   193:8353    194:6850    195:4885   
 196:3045    197:2624    198:6014    199:5937    200:7337    201:5484   
 202:10121   203:10069   204:4496    205:3367    206:3793    207:3359   
 208:4022    209:4728    210:3957    211:2239    212:3769    213:3373   
 214:1166    215:64      216:6373    217:2699    218:1071    219:460    
 220:1908    221:919     222:672     223:1781   

End of report


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