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

REN Routing Table Report cscora at frr.nsrc.org
Sun Jan 23 18:40:01 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Sun 23 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:                              874891
    Prefixes after maximum aggregation (per Origin AS):          331723
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      425968
    Number of IPv4 prefixes with a valid ROA:                    592279
    Number of IPv4 prefixes with an invalid ROA:                   4806
    Number of IPv4 prefixes with no ROA:                        1152697
Total ASes present in the Internet Routing Table:                 72673
    Prefixes per ASN:                                             12.04
Origin-only ASes present in the Internet Routing Table:           62266
Origin ASes announcing only one prefix:                           25668
Transit ASes present in the Internet Routing Table:               10407
Transit-only ASes present in the Internet Routing Table:            395
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:               964
    Number of instances of unregistered ASNs:                       970
Number of 32-bit ASNs allocated by the RIRs:                      38382
Number of 32-bit ASNs visible in the Routing Table:               31928
Prefixes from 32-bit ASNs in the Routing Table:                  148423
Number of bogon 32-bit ASNs visible in the Routing Table:            55
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            562
Number of addresses announced to Internet:                   3067845632
    Equivalent to 182 /8s, 219 /16s and 156 /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:      295103

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

Prefixes being announced by APNIC Region ASes:                   225692
    Total APNIC prefixes after maximum aggregation:               65016
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          220597
    Unique aggregates announced from the APNIC address blocks:    93632
APNIC Region origin ASes present in the Internet Routing Table:   12244
    APNIC Prefixes per ASN:                                       18.02
APNIC Region origin ASes announcing only one prefix:               3494
APNIC Region transit ASes present in the Internet Routing Table:   1721
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:   7465
Number of APNIC addresses announced to Internet:              772927488
    Equivalent to 46 /8s, 17 /16s and 240 /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:                    257751
    Total ARIN prefixes after maximum aggregation:               118576
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257707
    Unique aggregates announced from the ARIN address blocks:    123144
ARIN Region origin ASes present in the Internet Routing Table:    18943
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6861
ARIN Region transit ASes present in the Internet Routing Table:    1946
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:    4305
Number of ARIN addresses announced to Internet:              1296473344
    Equivalent to 77 /8s, 70 /16s and 157 /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:                    245373
    Total RIPE prefixes after maximum aggregation:               114746
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           241683
    Unique aggregates announced from the RIPE address blocks:    148442
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:               12131
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:   10623
Number of RIPE addresses announced to Internet:               713452032
    Equivalent to 42 /8s, 134 /16s and 106 /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:                  114135
    Total LACNIC prefixes after maximum aggregation:              27240
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         114887
    Unique aggregates announced from the LACNIC address blocks:   48391
LACNIC Region origin ASes present in the Internet Routing Table:  10920
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              2658
LACNIC Region transit ASes present in the Internet Routing Table:  2208
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:             176385792
    Equivalent to 10 /8s, 131 /16s and 111 /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:                  30976
    Total AfriNIC prefixes after maximum aggregation:              5433
    AfriNIC Deaggregation factor:                                  5.70
Prefixes being announced from the AfriNIC address blocks:         39455
    Unique aggregates announced from the AfriNIC address blocks:  11858
AfriNIC Region origin ASes present in the Internet Routing Table:  1593
    AfriNIC Prefixes per ASN:                                     24.77
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:  923
Number of AfriNIC addresses announced to Internet:            108253184
    Equivalent to 6 /8s, 115 /16s and 208 /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        9026       8918      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5845        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3582       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3489       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3433       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2267      11119     586  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        2028        850     361  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        6148      10142    2616  AMAZON-02, US
 11492        4600        305     763  CABLEONE, US
 22773        3979       3011     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3651       1886    2556  AKAMAI-AS, US
  6327        3351       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2612        374     129  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        6819       1718     153  UNI2-AS, ES
 20940        3880       3347     206  AKAMAI-ASN1, NL
  8551        3775        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2929       2286     903  ROSTELECOM-AS, RU
  9009        2503        257    1302  M247, GB
 34984        2217        357     603  TELLCOM-AS, TR
 58224        1782        927     584  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 61317        1536        209     872  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       10676       3408     575  Uninet S.A. de C.V., MX
 10620        3413        515     771  Telmex Colombia S.A., CO
 11830        2455        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        1091        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     447  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        1632        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       10676       3408     575  Uninet S.A. de C.V., MX
  9808        9026       8918      47  CHINAMOBILE-CN China Mobile Communicati
 12479        6819       1718     153  UNI2-AS, ES
 16509        6148      10142    2616  AMAZON-02, US
  7545        5845        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4600        305     763  CABLEONE, US
 22773        3979       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        3775        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        9026         8979  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6819         6666  UNI2-AS, ES
  7545        5845         5165  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4600         3837  CABLEONE, US
  8551        3775         3736  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 20940        3880         3674  AKAMAI-ASN1, NL
 22773        3979         3617  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3582         3562  VIETEL-AS-AP Viettel Group, VN
 16509        6148         3532  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    /16:13576   /17:8322    /18:13829   
/19:24874   /20:41722   /21:50563   /22:107323  /23:93773   /24:516577  
/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        5769        6819  UNI2-AS, ES
  8151        4518       10676  Uninet S.A. de C.V., MX
 11492        3534        4600  CABLEONE, US
  8551        3240        3775  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3163        3351  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2976        3979  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2267        2612  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1913        2455  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)
----------------------------------------------

   1:1781      2:995       3:153       4:9         5:3727      6:102    
   7:5         8:1538      9:1        11:172      12:1706     13:410    
  14:2360     15:147      16:38       17:375      18:130      20:171    
  21:4        22:188      23:5403     24:2370     25:2        27:2590   
  29:19       31:2398     32:103      34:1        35:51       36:1728   
  37:3945     38:2503     39:736      40:149      41:4336     42:940    
  43:2077     44:293      45:16005    46:3852     47:304      49:1619   
  50:1902     51:105      52:1347     54:294      55:735      56:8      
  57:57       58:1611     59:1043     60:950      61:2242     62:2441   
  63:1943     64:5377     65:2321     66:4928     67:2921     68:1183   
  69:4151     70:1347     71:677      72:3074     74:2631     75:1516   
  76:714      77:2167     78:1774     79:2873     80:1925     81:1530   
  82:1464     83:1200     84:1316     85:2830     86:706      87:1889   
  88:1003     89:3137     90:500      91:7506     92:1906     93:2586   
  94:3248     95:3580     96:1313     97:345      98:993      99:863    
 100:75      101:1045    102:2076    103:27981   104:4116    105:2048   
 106:844     107:2434    108:756     109:4191    110:2024    111:3170   
 112:1961    113:1439    114:1508    115:1936    116:1835    117:2504   
 118:2237    119:1815    120:1631    121:975     122:2504    123:2087   
 124:1525    125:2013    128:1364    129:1255    130:918     131:2089   
 132:758     133:366     134:1930    135:287     136:850     137:856    
 138:2454    139:1210    140:868     141:1342    142:1249    143:1443   
 144:1234    145:336     146:1753    147:1470    148:2216    149:1664   
 150:852     151:1084    152:1805    153:446     154:3732    155:1366   
 156:1834    157:1207    158:1007    159:2018    160:2421    161:1287   
 162:3409    163:1210    164:1687    165:1568    166:614     167:1681   
 168:3678    169:703     170:4306    171:822     172:3008    173:3040   
 174:1017    175:1125    176:3473    177:4573    178:3016    179:1979   
 180:2273    181:2866    182:3179    183:1892    184:2419    185:19224  
 186:4268    187:3551    188:3782    189:3223    190:8842    191:1307   
 192:10995   193:8512    194:6940    195:4974    196:3060    197:2703   
 198:5980    199:5999    200:7460    201:5720    202:10118   203:10003  
 204:4532    205:3374    206:3810    207:3374    208:3995    209:4604   
 210:3997    211:2346    212:3922    213:3389    214:1155    215:64     
 216:6396    217:2698    218:1203    219:418     220:1960    221:987    
 222:703     223:2142   

End of report


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