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

REN Routing Table Report cscora at frr.nsrc.org
Sat Jan 22 18:39:33 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Sat 22 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:                              874925
    Prefixes after maximum aggregation (per Origin AS):          331604
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      425857
    Number of IPv4 prefixes with a valid ROA:                    592292
    Number of IPv4 prefixes with an invalid ROA:                   4769
    Number of IPv4 prefixes with no ROA:                        1152789
Total ASes present in the Internet Routing Table:                 72670
    Prefixes per ASN:                                             12.04
Origin-only ASes present in the Internet Routing Table:           62242
Origin ASes announcing only one prefix:                           25662
Transit ASes present in the Internet Routing Table:               10428
Transit-only ASes present in the Internet Routing Table:            400
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:               969
    Number of instances of unregistered ASNs:                       975
Number of 32-bit ASNs allocated by the RIRs:                      38362
Number of 32-bit ASNs visible in the Routing Table:               31925
Prefixes from 32-bit ASNs in the Routing Table:                  148433
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:            564
Number of addresses announced to Internet:                   3067958784
    Equivalent to 182 /8s, 221 /16s and 86 /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:      295119

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

Prefixes being announced by APNIC Region ASes:                   225706
    Total APNIC prefixes after maximum aggregation:               64990
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          220590
    Unique aggregates announced from the APNIC address blocks:    93611
APNIC Region origin ASes present in the Internet Routing Table:   12241
    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:   7466
Number of APNIC addresses announced to Internet:              772926208
    Equivalent to 46 /8s, 17 /16s and 235 /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:               118566
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257723
    Unique aggregates announced from the ARIN address blocks:    123108
ARIN Region origin ASes present in the Internet Routing Table:    18940
    ARIN Prefixes per ASN:                                        13.61
ARIN Region origin ASes announcing only one prefix:                6855
ARIN Region transit ASes present in the Internet Routing Table:    1948
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:              1296500992
    Equivalent to 77 /8s, 71 /16s and 9 /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:                    245334
    Total RIPE prefixes after maximum aggregation:               114714
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           241633
    Unique aggregates announced from the RIPE address blocks:    148400
RIPE Region origin ASes present in the Internet Routing Table:    28170
    RIPE Prefixes per ASN:                                         8.58
RIPE Region origin ASes announcing only one prefix:               12127
RIPE Region transit ASes present in the Internet Routing Table:    3997
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:               713508864
    Equivalent to 42 /8s, 135 /16s and 72 /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:                  114165
    Total LACNIC prefixes after maximum aggregation:              27193
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         114922
    Unique aggregates announced from the LACNIC address blocks:   48411
LACNIC Region origin ASes present in the Internet Routing Table:  10922
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              2663
LACNIC Region transit ASes present in the Internet Routing Table:  2220
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:  8613
Number of LACNIC addresses announced to Internet:             176417024
    Equivalent to 10 /8s, 131 /16s and 233 /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:                  31000
    Total AfriNIC prefixes after maximum aggregation:              5425
    AfriNIC Deaggregation factor:                                  5.71
Prefixes being announced from the AfriNIC address blocks:         39493
    Unique aggregates announced from the AfriNIC address blocks:  11824
AfriNIC Region origin ASes present in the Internet Routing Table:  1590
    AfriNIC Prefixes per ASN:                                     24.84
AfriNIC Region origin ASes announcing only one prefix:              523
AfriNIC Region transit ASes present in the Internet Routing Table:  315
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:            108251392
    Equivalent to 6 /8s, 115 /16s and 201 /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        5846        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3595       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3489       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       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        2031        853     360  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        6146      10142    2620  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        3666       1893    2564  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        2505       4977     428  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        3890       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        2216        357     602  TELLCOM-AS, TR
 58224        1781        927     583  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 61317        1531        209     868  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       10674       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        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        1942        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       10674       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        6146      10142    2620  AMAZON-02, US
  7545        5846        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        3890       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        5846         5166  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        3890         3684  AKAMAI-ASN1, NL
 22773        3979         3617  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3595         3575  VIETEL-AS-AP Viettel Group, VN
 16509        6146         3526  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    /16:13579   /17:8326    /18:13834   
/19:24878   /20:41729   /21:50584   /22:107333  /23:93791   /24:516539  
/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        4516       10674  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
 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)
----------------------------------------------

   1:1782      2:993       3:153       4:9         5:3727      6:102    
   7:5         8:1534      9:1        11:172      12:1706     13:410    
  14:2362     15:147      16:38       17:374      18:130      20:171    
  21:4        22:188      23:5406     24:2370     25:2        27:2591   
  29:19       31:2398     32:103      34:1        35:51       36:1730   
  37:3944     38:2502     39:736      40:150      41:4329     42:940    
  43:2078     44:295      45:16006    46:3848     47:304      49:1624   
  50:1902     51:105      52:1347     54:294      55:735      56:8      
  57:57       58:1611     59:1043     60:950      61:2242     62:2441   
  63:1942     64:5375     65:2321     66:4926     67:2922     68:1183   
  69:4172     70:1347     71:677      72:3075     74:2630     75:1516   
  76:714      77:2165     78:1778     79:2874     80:1924     81:1530   
  82:1454     83:1202     84:1316     85:2830     86:705      87:1890   
  88:1003     89:3136     90:500      91:7503     92:1905     93:2585   
  94:3254     95:3581     96:1314     97:345      98:993      99:863    
 100:75      101:1045    102:2079    103:27981   104:4120    105:2048   
 106:844     107:2432    108:755     109:4191    110:2027    111:3171   
 112:1960    113:1440    114:1506    115:1929    116:1837    117:2504   
 118:2233    119:1816    120:1631    121:975     122:2502    123:2086   
 124:1525    125:2012    128:1365    129:1235    130:916     131:2095   
 132:758     133:366     134:1931    135:287     136:851     137:857    
 138:2459    139:1213    140:868     141:1342    142:1251    143:1442   
 144:1234    145:336     146:1753    147:1467    148:2217    149:1665   
 150:851     151:1083    152:1805    153:446     154:3734    155:1366   
 156:1844    157:1207    158:1006    159:2016    160:2422    161:1286   
 162:3407    163:1210    164:1685    165:1564    166:614     167:1684   
 168:3668    169:703     170:4305    171:822     172:3007    173:3041   
 174:1016    175:1125    176:3474    177:4564    178:3017    179:1982   
 180:2273    181:2877    182:3179    183:1892    184:2419    185:19223  
 186:4272    187:3550    188:3782    189:3226    190:8844    191:1309   
 192:10990   193:8506    194:6936    195:4972    196:3054    197:2700   
 198:5980    199:5996    200:7465    201:5727    202:10128   203:9988   
 204:4531    205:3367    206:3810    207:3374    208:3997    209:4604   
 210:3997    211:2346    212:3915    213:3392    214:1156    215:64     
 216:6393    217:2698    218:1203    219:418     220:1950    221:987    
 222:703     223:2140   

End of report


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