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

REN Routing Table Report cscora at frr.nsrc.org
Sat Oct 23 18:39:50 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sat 23 Oct, 2021

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

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

BGP routing table entries examined:                              857944
    Prefixes after maximum aggregation (per Origin AS):          327655
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      419510
Total ASes present in the Internet Routing Table:                 72098
    Prefixes per ASN:                                             11.90
Origin-only ASes present in the Internet Routing Table:           61922
Origin ASes announcing only one prefix:                           25511
Transit ASes present in the Internet Routing Table:               10176
Transit-only ASes present in the Internet Routing Table:            359
Average AS path length visible in the Internet Routing Table:       5.5
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               935
    Number of instances of unregistered ASNs:                       936
Number of 32-bit ASNs allocated by the RIRs:                      37624
Number of 32-bit ASNs visible in the Routing Table:               31203
Prefixes from 32-bit ASNs in the Routing Table:                  142760
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            417
Number of addresses announced to Internet:                   3070403328
    Equivalent to 183 /8s, 2 /16s and 163 /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:      290279

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

Prefixes being announced by APNIC Region ASes:                   218100
    Total APNIC prefixes after maximum aggregation:               63990
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          213583
    Unique aggregates announced from the APNIC address blocks:    92264
APNIC Region origin ASes present in the Internet Routing Table:   11987
    APNIC Prefixes per ASN:                                       17.82
APNIC Region origin ASes announcing only one prefix:               3413
APNIC Region transit ASes present in the Internet Routing Table:   1691
Average APNIC Region AS path length visible:                        5.9
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7197
Number of APNIC addresses announced to Internet:              772197888
    Equivalent to 46 /8s, 6 /16s and 206 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-151865
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    254549
    Total ARIN prefixes after maximum aggregation:               117398
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254442
    Unique aggregates announced from the ARIN address blocks:    122058
ARIN Region origin ASes present in the Internet Routing Table:    18909
    ARIN Prefixes per ASN:                                        13.46
ARIN Region origin ASes announcing only one prefix:                6851
ARIN Region transit ASes present in the Internet Routing Table:    1930
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:    4163
Number of ARIN addresses announced to Internet:              1301343232
    Equivalent to 77 /8s, 144 /16s and 236 /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:                    242110
    Total RIPE prefixes after maximum aggregation:               113517
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           238257
    Unique aggregates announced from the RIPE address blocks:    146210
RIPE Region origin ASes present in the Internet Routing Table:    28100
    RIPE Prefixes per ASN:                                         8.48
RIPE Region origin ASes announcing only one prefix:               12109
RIPE Region transit ASes present in the Internet Routing Table:    3937
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:   10493
Number of RIPE addresses announced to Internet:               712173056
    Equivalent to 42 /8s, 114 /16s and 230 /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:                  111589
    Total LACNIC prefixes after maximum aggregation:              26713
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112496
    Unique aggregates announced from the LACNIC address blocks:   47471
LACNIC Region origin ASes present in the Internet Routing Table:  10773
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2613
LACNIC Region transit ASes present in the Internet Routing Table:  2105
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8446
Number of LACNIC addresses announced to Internet:             176457216
    Equivalent to 10 /8s, 132 /16s and 134 /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:                  30661
    Total AfriNIC prefixes after maximum aggregation:              5328
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         38749
    Unique aggregates announced from the AfriNIC address blocks:  11146
AfriNIC Region origin ASes present in the Internet Routing Table:  1575
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              525
AfriNIC Region transit ASes present in the Internet Routing Table:  312
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:  904
Number of AfriNIC addresses announced to Internet:            107946496
    Equivalent to 6 /8s, 111 /16s and 34 /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        5840        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5635       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3579       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3506       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2253      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2164        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2126        429     203  TATACOMM-AS TATA Communications formerl
 45090        2120       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1977        836     376  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5779       9982    2530  AMAZON-02, US
 11492        4670        309     783  CABLEONE, US
 22773        4083       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3640       1883    2536  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2666      50722    1922  DNIC-AS-00749, US
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2527       5027     446  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2244      24160    1436  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        6861       1726     143  UNI2-AS, ES
 20940        3888       3210     544  AKAMAI-ASN1, NL
  8551        3284        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     897  ROSTELECOM-AS, RU
  9009        2511        260    1325  M247, GB
 34984        2239        358     603  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1674        223     931  ASDETUK www.heficed.com, GB
 13188        1609        100      34  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        8905       3461     572  Uninet S.A. de C.V., MX
 10620        3413        519     716  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1643        297     457  Mega Cable, S.A. de C.V., MX
  6503        1524        359     474  Axtel, S.A.B. de C.V., MX
 28573        1429       2309     254  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     136  TIM SA, BR
  6147        1085        369      22  Telefonica del Peru S.A.A., PE
 11664         956        187     443  Techtel LMDS Comunicaciones Interactiva

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1937        326      60  Telkom-Internet, ZA
 24863        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         643        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         520         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8905       3461     572  Uninet S.A. de C.V., MX
 12479        6861       1726     143  UNI2-AS, ES
  7545        5840        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5779       9982    2530  AMAZON-02, US
  9808        5635       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4670        309     783  CABLEONE, US
 22773        4083       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3888       3210     544  AKAMAI-ASN1, NL
 16625        3640       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        6861         6718  UNI2-AS, ES
  9808        5635         5581  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7545        5840         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4670         3887  CABLEONE, US
 22773        4083         3707  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3579         3560  VIETEL-AS-AP Viettel Group, VN
  7713        3506         3449  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3888         3344  AKAMAI-ASN1, NL
  6327        3370         3302  SHAW, CA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:     15164  UPNLLC, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:99      /12:300     
/13:594     /14:1209    /15:2079    /16:13573   /17:8245    /18:13871   
/19:25017   /20:41038   /21:49843   /22:105869  /23:91933   /24:504205  
/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        5822        6861  UNI2-AS, ES
 11492        3609        4670  CABLEONE, US
  8151        3293        8905  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3012        4083  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2748        3284  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1931        2498  Instituto Costarricense de Electricidad y Telec

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1761      2:1053      3:145       4:19        5:3667      6:85     
   7:5         8:1536      9:1        11:172      12:1713     13:399    
  14:2245     15:118      16:24       17:372      18:120      20:130    
  21:4        22:188      23:5214     24:2411     25:2        27:2545   
  29:19       31:2376     32:106      34:1        35:47       36:1573   
  37:3903     38:2310     39:573      40:150      41:4310     42:871    
  43:2038     44:291      45:15532    46:3650     47:320      48:1      
  49:1653     50:1839     51:100      52:1299     54:280      55:737    
  56:13       57:57       58:1562     59:1043     60:928      61:2189   
  62:2323     63:1958     64:5380     65:2362     66:4933     67:2865   
  68:1168     69:4103     70:1355     71:678      72:3161     74:2631   
  75:1495     76:697      77:2047     78:1734     79:2584     80:1861   
  81:1523     82:1355     83:1164     84:1282     85:2828     86:725    
  87:1869     88:980      89:3070     90:505      91:7423     92:1835   
  93:2572     94:3131     95:3563     96:1297     97:347      98:977    
  99:953     100:75      101:1034    102:1905    103:27164   104:4047   
 105:2018    106:801     107:2382    108:733     109:3926    110:1919   
 111:2744    112:1919    113:1254    114:1486    115:1903    116:1827   
 117:2207    118:2153    119:1825    120:1116    121:983     122:2494   
 123:2141    124:1535    125:1875    128:1388    129:1220    130:903    
 131:2063    132:776     133:362     134:1905    135:318     136:764    
 137:861     138:2402    139:1202    140:832     141:1288    142:1213   
 143:1378    144:1276    145:326     146:1561    147:1448    148:2221   
 149:1491    150:833     151:1090    152:1666    153:434     154:3208   
 155:1367    156:1766    157:1184    158:995     159:2042    160:2390   
 161:1242    162:3351    163:1111    164:1666    165:1491    166:585    
 167:1658    168:3661    169:707     170:4331    171:806     172:2763   
 173:2981    174:1002    175:1120    176:3349    177:4561    178:3004   
 179:1917    180:2246    181:2683    182:3080    183:1546    184:2411   
 185:19012   186:4232    187:3198    188:3460    189:2913    190:8679   
 191:1314    192:10852   193:8407    194:6844    195:4896    196:3029   
 197:2686    198:6033    199:5935    200:7361    201:5489    202:10118  
 203:10012   204:4515    205:3373    206:3799    207:3362    208:3998   
 209:4738    210:3974    211:2317    212:3764    213:3391    214:1163   
 215:62      216:6381    217:2714    218:1084    219:457     220:1911   
 221:921     222:662     223:1804   

End of report


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