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

REN Routing Table Report cscora at frr.nsrc.org
Wed Jan 12 18:39:47 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Wed 12 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:                              874259
    Prefixes after maximum aggregation (per Origin AS):          331143
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      424917
    Number of IPv4 prefixes with a valid ROA:                    589954
    Number of IPv4 prefixes with an invalid ROA:                   4683
    Number of IPv4 prefixes with no ROA:                        1153881
Total ASes present in the Internet Routing Table:                 72525
    Prefixes per ASN:                                             12.05
Origin-only ASes present in the Internet Routing Table:           62397
Origin ASes announcing only one prefix:                           25630
Transit ASes present in the Internet Routing Table:               10128
Transit-only ASes present in the Internet Routing Table:            356
Average AS path length visible in the Internet Routing Table:       6.1
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               904
    Number of instances of unregistered ASNs:                       912
Number of 32-bit ASNs allocated by the RIRs:                      38270
Number of 32-bit ASNs visible in the Routing Table:               31802
Prefixes from 32-bit ASNs in the Routing Table:                  148235
Number of bogon 32-bit ASNs visible in the Routing Table:            45
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            577
Number of addresses announced to Internet:                   3073676544
    Equivalent to 183 /8s, 52 /16s and 149 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      294774

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

Prefixes being announced by APNIC Region ASes:                   225468
    Total APNIC prefixes after maximum aggregation:               64848
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          220384
    Unique aggregates announced from the APNIC address blocks:    93483
APNIC Region origin ASes present in the Internet Routing Table:   12207
    APNIC Prefixes per ASN:                                       18.05
APNIC Region origin ASes announcing only one prefix:               3480
APNIC Region transit ASes present in the Internet Routing Table:   1689
Average APNIC Region AS path length visible:                        6.5
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7428
Number of APNIC addresses announced to Internet:              773780992
    Equivalent to 46 /8s, 30 /16s and 246 /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:                    257366
    Total ARIN prefixes after maximum aggregation:               118439
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257193
    Unique aggregates announced from the ARIN address blocks:    122721
ARIN Region origin ASes present in the Internet Routing Table:    18913
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6858
ARIN Region transit ASes present in the Internet Routing Table:    1897
Average ARIN Region AS path length visible:                         5.9
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4275
Number of ARIN addresses announced to Internet:              1300429568
    Equivalent to 77 /8s, 130 /16s and 251 /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:                    245363
    Total RIPE prefixes after maximum aggregation:               114701
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           241630
    Unique aggregates announced from the RIPE address blocks:    148296
RIPE Region origin ASes present in the Internet Routing Table:    28166
    RIPE Prefixes per ASN:                                         8.58
RIPE Region origin ASes announcing only one prefix:               12128
RIPE Region transit ASes present in the Internet Routing Table:    3898
Average RIPE Region AS path length visible:                         6.0
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10594
Number of RIPE addresses announced to Internet:               713862400
    Equivalent to 42 /8s, 140 /16s and 173 /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:                  114053
    Total LACNIC prefixes after maximum aggregation:              27093
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114845
    Unique aggregates announced from the LACNIC address blocks:   48461
LACNIC Region origin ASes present in the Internet Routing Table:  10904
    LACNIC Prefixes per ASN:                                      10.53
LACNIC Region origin ASes announcing only one prefix:              2646
LACNIC Region transit ASes present in the Internet Routing Table:  2179
Average LACNIC Region AS path length visible:                       6.7
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8584
Number of LACNIC addresses announced to Internet:             176625408
    Equivalent to 10 /8s, 135 /16s and 23 /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:                  31105
    Total AfriNIC prefixes after maximum aggregation:              5379
    AfriNIC Deaggregation factor:                                  5.78
Prefixes being announced from the AfriNIC address blocks:         39630
    Unique aggregates announced from the AfriNIC address blocks:  11440
AfriNIC Region origin ASes present in the Internet Routing Table:  1590
    AfriNIC Prefixes per ASN:                                     24.92
AfriNIC Region origin ASes announcing only one prefix:              518
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       64
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  921
Number of AfriNIC addresses announced to Internet:            108598272
    Equivalent to 6 /8s, 121 /16s and 20 /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        8710       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5843        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3611       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3422       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2264      11119     586  KIXS-AS-KR Korea Telecom, KR
  9498        2221        474     230  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2163       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2117        429     199  TATACOMM-AS TATA Communications formerl
 24560        2015        846     354  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        6077      10129    2607  AMAZON-02, US
 11492        4596        304     773  CABLEONE, US
 22773        4018       3012     371  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3679       1898    2568  AKAMAI-AS, US
  6327        3360       1318      62  SHAW, CA
   749        2889      50784    2145  DNIC-AS-00749, US
 30036        2607        374     127  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2510       5042     431  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        6821       1730     150  UNI2-AS, ES
 20940        3880       3360     191  AKAMAI-ASN1, NL
  8551        3769        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2923       2284     901  ROSTELECOM-AS, RU
  9009        2470        252    1292  M247, GB
 34984        2215        357     602  TELLCOM-AS, TR
 58224        1777        925     589  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 61317        1538        210     881  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       10650       3462     575  Uninet S.A. de C.V., MX
 10620        3439        519     714  Telmex Colombia S.A., CO
 11830        2465        369      62  Instituto Costarricense de Electricidad
 13999        1637        283     462  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1377       2326     253  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1092        369      21  Telefonica del Peru S.A.A., PE
 11664         994        191     443  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1938        326      60  Telkom-Internet, ZA
 24863        1631        393      21  LINKdotNET-AS, EG
 24835        1547        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         870         68      11  ORANGE-COTE-IVOIRE, CI
 36935         722        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         521         50      33  WANANCHI-, KE
 37342         469         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       10650       3462     575  Uninet S.A. de C.V., MX
  9808        8710       8913      41  CHINAMOBILE-CN China Mobile Communicati
 12479        6821       1730     150  UNI2-AS, ES
 16509        6077      10129    2607  AMAZON-02, US
  7545        5843        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4596        304     773  CABLEONE, US
 22773        4018       3012     371  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3880       3360     191  AKAMAI-ASN1, NL
  8551        3769        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        8710         8669  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6821         6671  UNI2-AS, ES
  7545        5843         5163  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4596         3823  CABLEONE, US
  8551        3769         3730  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 20940        3880         3689  AKAMAI-ASN1, NL
 22773        4018         3647  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3611         3591  VIETEL-AS-AP Viettel Group, VN
 16509        6077         3470  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              3356  LEVEL3, 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              3356  LEVEL3, 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             6939  HURRICANE, US
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
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     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

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:100     /12:301     
/13:591     /14:1208    /15:2074    /16:13560   /17:8321    /18:13840   
/19:24932   /20:41747   /21:50655   /22:107471  /23:93660   /24:515730  
/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        5772        6821  UNI2-AS, ES
  8151        4462       10650  Uninet S.A. de C.V., MX
 11492        3532        4596  CABLEONE, US
  8551        3234        3769  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3172        3360  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3002        4018  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2262        2607  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        2465  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)
----------------------------------------------

   1:1785      2:996       3:153       4:9         5:3703      6:102    
   7:5         8:1545      9:1        11:172      12:1704     13:405    
  14:2353     15:145      16:37       17:373      18:128      20:168    
  21:4        22:188      23:5378     24:2375     25:4        27:2582   
  29:19       31:2407     32:106      34:1        35:49       36:1726   
  37:3929     38:2465     39:737      40:131      41:4319     42:948    
  43:2079     44:294      45:15998    46:3856     47:302      49:1621   
  50:1905     51:107      52:1349     54:293      55:734      56:8      
  57:58       58:1612     59:1046     60:948      61:2230     62:2433   
  63:1939     64:5363     65:2324     66:4929     67:2930     68:1186   
  69:4169     70:1345     71:677      72:3065     74:2623     75:1514   
  76:716      77:2168     78:1773     79:2884     80:1920     81:1523   
  82:1440     83:1192     84:1305     85:2845     86:690      87:1892   
  88:1002     89:3128     90:492      91:7517     92:1885     93:2588   
  94:3260     95:3576     96:1317     97:344      98:991      99:863    
 100:75      101:1040    102:2043    103:27862   104:4109    105:2047   
 106:841     107:2423    108:745     109:4158    110:2034    111:3133   
 112:1952    113:1424    114:1514    115:1924    116:1841    117:2500   
 118:2227    119:1834    120:1621    121:974     122:2490    123:2085   
 124:1556    125:2006    128:1368    129:1211    130:912     131:2085   
 132:758     133:365     134:1927    135:285     136:848     137:862    
 138:2468    139:1219    140:868     141:1337    142:1242    143:1443   
 144:1231    145:336     146:1750    147:1458    148:2214    149:1677   
 150:856     151:1080    152:1788    153:446     154:3685    155:1370   
 156:1850    157:1204    158:997     159:2002    160:2421    161:1258   
 162:3415    163:1188    164:1678    165:1552    166:612     167:1676   
 168:3701    169:711     170:4336    171:821     172:2954    173:3043   
 174:1013    175:1122    176:3460    177:4593    178:3019    179:1995   
 180:2277    181:2841    182:3168    183:1882    184:2417    185:19216  
 186:4264    187:3542    188:3761    189:3173    190:8861    191:1330   
 192:10990   193:8487    194:6953    195:4985    196:3037    197:2716   
 198:5978    199:5995    200:7466    201:5691    202:10147   203:10007  
 204:4524    205:3381    206:3817    207:3368    208:3997    209:4584   
 210:3996    211:2337    212:3884    213:3382    214:1163    215:64     
 216:6390    217:2702    218:1199    219:448     220:1956    221:980    
 222:687     223:2119   

End of report


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