[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Tue Feb 21 18:40:46 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 21 Feb, 2023

  IPv4 BGP Table (Global) as seen at RENU.

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

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

BGP routing table entries examined:                              935556
    Prefixes after maximum aggregation (per Origin AS):          348306
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      445481
    Number of IPv4 prefixes with a valid ROA:                    392242
    Number of IPv4 prefixes with an invalid ROA:                   1296
    Number of IPv4 prefixes with no ROA:                         542018
Total ASes present in the Internet Routing Table:                 74177
    Prefixes per ASN:                                             12.61
Origin-only ASes present in the Internet Routing Table:           63848
Origin ASes announcing only one prefix:                           25667
Transit ASes present in the Internet Routing Table:               10329
Transit-only ASes present in the Internet Routing Table:            439
Paths with bogon ASNs present in the IPv4 Routing Table:            143
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1109
    Number of instances of unregistered ASNs:                      1130
Number of 32-bit ASNs allocated by the RIRs:                      41226
Number of 32-bit ASNs visible in the Routing Table:               34234
Prefixes from 32-bit ASNs in the Routing Table:                  174525
Number of bogon 32-bit ASNs visible in the Routing Table:            67
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            617
Number of addresses announced to Internet:                   3063285248
    Equivalent to 182 /8s, 150 /16s and 6 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      322668

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

Prefixes being announced by APNIC Region ASes:                   236964
    Total APNIC prefixes after maximum aggregation:               68354
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          231877
    Unique aggregates announced from the APNIC address blocks:    97497
APNIC Region origin ASes present in the Internet Routing Table:   13278
    APNIC Prefixes per ASN:                                       17.46
APNIC Region origin ASes announcing only one prefix:               3865
APNIC Region transit ASes present in the Internet Routing Table:   1784
Average APNIC Region AS path length visible:                        7.5
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8590
Number of APNIC addresses announced to Internet:              773311232
    Equivalent to 46 /8s, 23 /16s and 203 /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:                    269364
    Total ARIN prefixes after maximum aggregation:               121983
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           271633
    Unique aggregates announced from the ARIN address blocks:    130261
ARIN Region origin ASes present in the Internet Routing Table:    19081
    ARIN Prefixes per ASN:                                        14.24
ARIN Region origin ASes announcing only one prefix:                6975
ARIN Region transit ASes present in the Internet Routing Table:    1911
Average ARIN Region AS path length visible:                         6.7
    Max ARIN Region AS path length visible:                          40
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4750
Number of ARIN addresses announced to Internet:              1286352384
    Equivalent to 76 /8s, 172 /16s and 46 /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:                    268068
    Total RIPE prefixes after maximum aggregation:               123031
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           264377
    Unique aggregates announced from the RIPE address blocks:    156300
RIPE Region origin ASes present in the Internet Routing Table:    28261
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               12001
RIPE Region transit ASes present in the Internet Routing Table:    3846
Average RIPE Region AS path length visible:                         7.1
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11041
Number of RIPE addresses announced to Internet:               718428928
    Equivalent to 42 /8s, 210 /16s and 91 /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:                  128010
    Total LACNIC prefixes after maximum aggregation:              28331
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         127105
    Unique aggregates announced from the LACNIC address blocks:   48888
LACNIC Region origin ASes present in the Internet Routing Table:  10965
    LACNIC Prefixes per ASN:                                      11.59
LACNIC Region origin ASes announcing only one prefix:              2264
LACNIC Region transit ASes present in the Internet Routing Table:  2264
Average LACNIC Region AS path length visible:                       8.0
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8772
Number of LACNIC addresses announced to Internet:             176418560
    Equivalent to 10 /8s, 131 /16s and 239 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  32041
    Total AfriNIC prefixes after maximum aggregation:              5823
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         39947
    Unique aggregates announced from the AfriNIC address blocks:  12075
AfriNIC Region origin ASes present in the Internet Routing Table:  1740
    AfriNIC Prefixes per ASN:                                     22.96
AfriNIC Region origin ASes announcing only one prefix:              562
AfriNIC Region transit ASes present in the Internet Routing Table:  337
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1081
Number of AfriNIC addresses announced to Internet:            108423424
    Equivalent to 6 /8s, 118 /16s and 105 /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
  9808        9454       8883      49  CHINAMOBILE-CN China Mobile Communicati
  7545        5821        787     694  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3667       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3458       1872      94  VNPT-AS-VN VNPT Corp, VN
  7713        3409       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2792        499     240  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2357        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2298      11250     586  KIXS-AS-KR Korea Telecom, KR
 45090        2166       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2140        439     210  TATACOMM-AS TATA Communications formerl

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        7944      10725    2891  AMAZON-02, US
 11492        4526        300     620  CABLEONE, US
  7155        3958        270      43  VIASAT-SP-BACKBONE, US
 22773        3651       3048     286  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3319       1674    2423  AKAMAI-AS, US
   749        3036      50571    2303  DNIC-AS-00749, US
396982        2609       3586     355  GOOGLE-CLOUD-PLATFORM, US
  7018        2584      24139    1578  ATT-INTERNET4, US
 30036        2533        363     425  MEDIACOM-ENTERPRISE-BUSINESS, 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        7065       1706     146  UNI2-AS, ES
  9121        5937       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4052       3399     171  AKAMAI-ASN1, NL
  8551        3897        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2891       2292     911  ROSTELECOM-AS, RU
  9009        2659        253    1378  M247, RO
 47331        2490        377    1877  TTNET, TR
 34984        2264        359     608  TELLCOM-AS, TR
  6849        2094        339      19  UKRTELNET, 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       11145       3348     581  Uninet S.A. de C.V., MX
 10620        3477        507     862  Telmex Colombia S.A., CO
 11830        2263        369      65  Instituto Costarricense de Electricidad
 13999        2261        376     603  Mega Cable, S.A. de C.V., MX
 28573        1343       2325     258  Claro NXT Telecomunicacoes Ltda, BR
  6503        1297        339     517  Axtel, S.A.B. de C.V., MX
  3816        1292        746     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1097        180     457  Techtel LMDS Comunicaciones Interactiva
 26615        1020       2498      45  TIM SA, BR

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
 24835        1542        533      30  RAYA-AS, EG
 24863        1483        393      19  LINKdotNET-AS, EG
 36992        1347       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1001         67      53  ORANGE-COTE-IVOIRE, CI
 36935         886        520      42  Vodafone-, EG
 37457         838        325      49  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         514         53      40  WANANCHI-, KE
 24757         497         73       5  EthioNet-AS, ET

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       11145       3348     581  Uninet S.A. de C.V., MX
  9808        9454       8883      49  CHINAMOBILE-CN China Mobile Communicati
 16509        7944      10725    2891  AMAZON-02, US
 12479        7065       1706     146  UNI2-AS, ES
  9121        5937       1692      17  TTNET, TR
  7545        5821        787     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4526        300     620  CABLEONE, US
 20940        4052       3399     171  AKAMAI-ASN1, NL
  7155        3958        270      43  VIASAT-SP-BACKBONE, 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
  9808        9454         9405  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7065         6919  UNI2-AS, ES
  9121        5937         5920  TTNET, TR
  7545        5821         5127  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7944         5053  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3958         3915  VIASAT-SP-BACKBONE, US
 11492        4526         3906  CABLEONE, US
 20940        4052         3881  AKAMAI-ASN1, NL
  8551        3897         3860  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
      1618  UNALLOCATED  8.21.143.0/24           136796  CL-JP-AS CORELINK JAPAN, JP

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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      /10:38      /11:103     /12:300     
/13:579     /14:1210    /15:2100    /16:13550   /17:8339    /18:14030   
/19:25248   /20:43885   /21:52967   /22:111058  /23:101634  /24:560486  
/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        6125        7065  UNI2-AS, ES
  8151        5152       11145  Uninet S.A. de C.V., MX
  9121        5136        5937  TTNET, TR
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3442        4526  CABLEONE, US
  8551        3369        3897  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        3035        3958  VIASAT-SP-BACKBONE, US
 22773        2703        3651  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2190        2533  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1635      2:1227      3:168       4:7         5:4431      6:115    
   7:5         8:1553      9:1        11:172      12:1584     13:378    
  14:2341     15:293      16:103      17:365      18:391      20:253    
  21:4        22:188      23:6083     24:2565     25:6        27:2596   
  29:19       31:2535     32:112      34:8        35:106      36:1915   
  37:4655     38:4262     39:841      40:153      41:4470     42:1056   
  43:2343     44:308      45:17570    46:4212     47:380      49:1742   
  50:1839     51:387      52:1583     54:396      55:842      56:8      
  57:96       58:1738     59:1119     60:985      61:2507     62:2717   
  63:1942     64:5688     65:2334     66:5021     67:3069     68:1378   
  69:4179     70:1258     71:668      72:3061     74:2618     75:1466   
  76:604      77:2517     78:3896     79:3171     80:2089     81:1890   
  82:1505     83:1254     84:1520     85:3732     86:755      87:2062   
  88:2836     89:3665     90:612      91:7771     92:2022     93:2607   
  94:3571     95:4850     96:1333     97:345      98:1167     99:744    
 100:75      101:1300    102:2958    103:31101   104:4546    105:899    
 106:833     107:2537    108:925     109:4413    110:2081    111:3276   
 112:2042    113:1523    114:1626    115:2087    116:1891    117:2563   
 118:2297    119:1954    120:1740    121:1062    122:2615    123:2177   
 124:1556    125:2342    128:1351    129:1136    130:1013    131:2177   
 132:843     133:412     134:1912    135:337     136:864     137:950    
 138:2848    139:1542    140:1187    141:1472    142:1428    143:1559   
 144:1214    145:352     146:1900    147:1571    148:2303    149:1919   
 150:882     151:1145    152:1961    153:567     154:4009    155:1426   
 156:1693    157:1309    158:1009    159:2263    160:2637    161:1457   
 162:3577    163:1550    164:1623    165:1718    166:844     167:1737   
 168:4127    169:951     170:4975    171:884     172:3519    173:2994   
 174:1035    175:1185    176:3780    177:5960    178:3532    179:2540   
 180:2384    181:3470    182:3241    183:1914    184:2357    185:20237  
 186:5092    187:4536    188:4256    189:3957    190:9247    191:1862   
 192:10982   193:8847    194:7293    195:5204    196:3182    197:2776   
 198:5952    199:6143    200:8033    201:6127    202:10476   203:10165  
 204:4612    205:3505    206:3920    207:3439    208:4097    209:4854   
 210:4258    211:2402    212:4167    213:3583    214:1091    215:55     
 216:6647    217:2738    218:1280    219:406     220:1763    221:975    
 222:668     223:2127   

End of report


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