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

REN Routing Table Report cscora at frr.nsrc.org
Mon Jan 24 18:39:42 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Mon 24 Jan, 2022

  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:                              875063
    Prefixes after maximum aggregation (per Origin AS):          331659
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      426128
    Number of IPv4 prefixes with a valid ROA:                    592437
    Number of IPv4 prefixes with an invalid ROA:                   4798
    Number of IPv4 prefixes with no ROA:                        1152891
Total ASes present in the Internet Routing Table:                 72662
    Prefixes per ASN:                                             12.04
Origin-only ASes present in the Internet Routing Table:           62256
Origin ASes announcing only one prefix:                           25652
Transit ASes present in the Internet Routing Table:               10406
Transit-only ASes present in the Internet Routing Table:            394
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             246
Prefixes from unregistered ASNs in the Routing Table:               966
    Number of instances of unregistered ASNs:                       972
Number of 32-bit ASNs allocated by the RIRs:                      38382
Number of 32-bit ASNs visible in the Routing Table:               31923
Prefixes from 32-bit ASNs in the Routing Table:                  148487
Number of bogon 32-bit ASNs visible in the Routing Table:            54
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            565
Number of addresses announced to Internet:                   3067874816
    Equivalent to 182 /8s, 220 /16s and 14 /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:      295138

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

Prefixes being announced by APNIC Region ASes:                   225743
    Total APNIC prefixes after maximum aggregation:               65010
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          220644
    Unique aggregates announced from the APNIC address blocks:    93664
APNIC Region origin ASes present in the Internet Routing Table:   12243
    APNIC Prefixes per ASN:                                       18.02
APNIC Region origin ASes announcing only one prefix:               3487
APNIC Region transit ASes present in the Internet Routing Table:   1725
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7462
Number of APNIC addresses announced to Internet:              772947712
    Equivalent to 46 /8s, 18 /16s and 63 /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:                    257803
    Total ARIN prefixes after maximum aggregation:               118576
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257737
    Unique aggregates announced from the ARIN address blocks:    123153
ARIN Region origin ASes present in the Internet Routing Table:    18935
    ARIN Prefixes per ASN:                                        13.61
ARIN Region origin ASes announcing only one prefix:                6854
ARIN Region transit ASes present in the Internet Routing Table:    1943
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4300
Number of ARIN addresses announced to Internet:              1296435712
    Equivalent to 77 /8s, 70 /16s and 10 /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:                    245355
    Total RIPE prefixes after maximum aggregation:               114748
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           241657
    Unique aggregates announced from the RIPE address blocks:    148485
RIPE Region origin ASes present in the Internet Routing Table:    28174
    RIPE Prefixes per ASN:                                         8.58
RIPE Region origin ASes announcing only one prefix:               12134
RIPE Region transit ASes present in the Internet Routing Table:    3995
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10624
Number of RIPE addresses announced to Internet:               713455360
    Equivalent to 42 /8s, 134 /16s and 119 /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:                  114260
    Total LACNIC prefixes after maximum aggregation:              27185
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         115012
    Unique aggregates announced from the LACNIC address blocks:   48484
LACNIC Region origin ASes present in the Internet Routing Table:  10920
    LACNIC Prefixes per ASN:                                      10.53
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2211
Average LACNIC Region AS path length visible:                       6.4
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8612
Number of LACNIC addresses announced to Internet:             176430592
    Equivalent to 10 /8s, 132 /16s and 30 /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:                  30936
    Total AfriNIC prefixes after maximum aggregation:              5427
    AfriNIC Deaggregation factor:                                  5.70
Prefixes being announced from the AfriNIC address blocks:         39448
    Unique aggregates announced from the AfriNIC address blocks:  11840
AfriNIC Region origin ASes present in the Internet Routing Table:  1592
    AfriNIC Prefixes per ASN:                                     24.78
AfriNIC Region origin ASes announcing only one prefix:              524
AfriNIC Region transit ASes present in the Internet Routing Table:  312
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  925
Number of AfriNIC addresses announced to Internet:            108251136
    Equivalent to 6 /8s, 115 /16s and 200 /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        9065       8918      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5846        787     681  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3565       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3489       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3431       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2269      11119     587  KIXS-AS-KR Korea Telecom, KR
  9498        2252        474     231  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2192       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2119        429     199  TATACOMM-AS TATA Communications formerl
 24560        2029        851     359  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        6133      10139    2612  AMAZON-02, US
 11492        4589        304     756  CABLEONE, US
 22773        3982       3011     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3660       1888    2560  AKAMAI-AS, US
  6327        3351       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2611        374     136  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2504       4961     427  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2247       3035     507  CHARTER-20115, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6820       1718     153  UNI2-AS, ES
 20940        3880       3347     206  AKAMAI-ASN1, NL
  8551        3774        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2929       2286     903  ROSTELECOM-AS, RU
  9009        2504        257    1303  M247, GB
 34984        2217        357     602  TELLCOM-AS, TR
 58224        1782        927     584  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 61317        1544        210     880  ASDETUK www.heficed.com, GB

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       10672       3408     575  Uninet S.A. de C.V., MX
 10620        3446        519     713  Telmex Colombia S.A., CO
 11830        2462        369      62  Instituto Costarricense de Electricidad
 13999        1641        283     465  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1379       2327     255  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1135       2350     139  TIM SA, BR
  6147        1092        369      21  Telefonica del Peru S.A.A., PE
 11664         999        191     450  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        1938        326      60  Telkom-Internet, ZA
 24863        1580        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         875         63      59  ORANGE-COTE-IVOIRE, CI
 36935         716        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         521         50      33  WANANCHI-, KE
 37342         468         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       10672       3408     575  Uninet S.A. de C.V., MX
  9808        9065       8918      47  CHINAMOBILE-CN China Mobile Communicati
 12479        6820       1718     153  UNI2-AS, ES
 16509        6133      10139    2612  AMAZON-02, US
  7545        5846        787     681  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4589        304     756  CABLEONE, US
 22773        3982       3011     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3880       3347     206  AKAMAI-ASN1, NL
  8551        3774        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        9065         9018  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6820         6667  UNI2-AS, ES
  7545        5846         5165  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4589         3833  CABLEONE, US
  8551        3774         3735  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 20940        3880         3674  AKAMAI-ASN1, NL
 22773        3982         3620  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3565         3545  VIETEL-AS-AP Viettel Group, VN
 16509        6133         3521  AMAZON-02, US

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
     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
     32848  UNALLOCATED  8.28.72.0/24              3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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

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             1103  SURFNET-NL SURFnet, The Netherlands, NL
198.51.100.0/24           29766  CHSPSC-29766, US

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

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US
23.252.164.0/24      Origin:    398968  GROUP-IID-01, US
23.252.164.0/24     Transit:       174  COGENT-174, US

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      /10:39      /11:100     /12:301     
/13:590     /14:1204    /15:2069    /16:13554   /17:8319    /18:13824   
/19:24884   /20:41699   /21:50573   /22:107295  /23:93770   /24:516813  
/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        5771        6820  UNI2-AS, ES
  8151        4515       10672  Uninet S.A. de C.V., MX
 11492        3523        4589  CABLEONE, US
  8551        3239        3774  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3163        3351  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2979        3982  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2266        2611  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1927        3446  Telmex Colombia S.A., CO

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

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

   1:1785      2:999       3:153       4:9         5:3725      6:102    
   7:5         8:1537      9:1        11:172      12:1707     13:409    
  14:2360     15:151      16:38       17:375      18:129      20:171    
  21:4        22:188      23:5403     24:2364     25:4        27:2588   
  29:19       31:2405     32:103      34:1        35:51       36:1729   
  37:3949     38:2503     39:736      40:149      41:4318     42:937    
  43:2078     44:291      45:15998    46:3849     47:304      49:1613   
  50:1900     51:107      52:1345     54:294      55:733      56:8      
  57:57       58:1610     59:1043     60:956      61:2243     62:2440   
  63:1943     64:5374     65:2320     66:4913     67:2922     68:1183   
  69:4170     70:1347     71:677      72:3073     74:2630     75:1516   
  76:714      77:2168     78:1778     79:2873     80:1923     81:1531   
  82:1464     83:1198     84:1315     85:2829     86:702      87:1891   
  88:1002     89:3141     90:500      91:7511     92:1906     93:2587   
  94:3245     95:3577     96:1314     97:345      98:992      99:863    
 100:75      101:1046    102:2076    103:27982   104:4113    105:2048   
 106:847     107:2433    108:756     109:4188    110:2026    111:3204   
 112:1963    113:1440    114:1507    115:1936    116:1836    117:2492   
 118:2235    119:1817    120:1630    121:975     122:2505    123:2087   
 124:1524    125:2014    128:1362    129:1255    130:916     131:2090   
 132:756     133:366     134:1934    135:289     136:852     137:859    
 138:2458    139:1214    140:868     141:1341    142:1248    143:1454   
 144:1235    145:335     146:1755    147:1471    148:2217    149:1663   
 150:851     151:1082    152:1805    153:446     154:3742    155:1369   
 156:1847    157:1205    158:1007    159:2022    160:2421    161:1287   
 162:3413    163:1209    164:1689    165:1568    166:613     167:1684   
 168:3674    169:703     170:4303    171:821     172:3012    173:3042   
 174:1017    175:1125    176:3478    177:4588    178:3013    179:1989   
 180:2273    181:2873    182:3172    183:1893    184:2418    185:19226  
 186:4275    187:3555    188:3783    189:3225    190:8893    191:1310   
 192:11001   193:8521    194:6943    195:4969    196:3071    197:2710   
 198:5984    199:5999    200:7462    201:5723    202:10140   203:10007  
 204:4533    205:3385    206:3809    207:3374    208:3997    209:4605   
 210:3998    211:2349    212:3919    213:3391    214:1156    215:64     
 216:6394    217:2700    218:1199    219:418     220:1960    221:987    
 222:703     223:2143   

End of report


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