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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 24 18:39:49 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Thu 24 Feb, 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:                              879677
    Prefixes after maximum aggregation (per Origin AS):          333591
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      428006
    Number of IPv4 prefixes with a valid ROA:                    603234
    Number of IPv4 prefixes with an invalid ROA:                   4856
    Number of IPv4 prefixes with no ROA:                        1151264
Total ASes present in the Internet Routing Table:                 72875
    Prefixes per ASN:                                             12.07
Origin-only ASes present in the Internet Routing Table:           62447
Origin ASes announcing only one prefix:                           25752
Transit ASes present in the Internet Routing Table:               10428
Transit-only ASes present in the Internet Routing Table:            393
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:               932
    Number of instances of unregistered ASNs:                       937
Number of 32-bit ASNs allocated by the RIRs:                      38633
Number of 32-bit ASNs visible in the Routing Table:               32204
Prefixes from 32-bit ASNs in the Routing Table:                  150449
Number of bogon 32-bit ASNs visible in the Routing Table:            51
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3067321600
    Equivalent to 182 /8s, 211 /16s and 157 /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:      296222

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

Prefixes being announced by APNIC Region ASes:                   227074
    Total APNIC prefixes after maximum aggregation:               65407
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          221879
    Unique aggregates announced from the APNIC address blocks:    94155
APNIC Region origin ASes present in the Internet Routing Table:   12379
    APNIC Prefixes per ASN:                                       17.92
APNIC Region origin ASes announcing only one prefix:               3549
APNIC Region transit ASes present in the Internet Routing Table:   1712
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7612
Number of APNIC addresses announced to Internet:              773272576
    Equivalent to 46 /8s, 23 /16s and 52 /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:                    259152
    Total ARIN prefixes after maximum aggregation:               119168
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           259232
    Unique aggregates announced from the ARIN address blocks:    123681
ARIN Region origin ASes present in the Internet Routing Table:    18998
    ARIN Prefixes per ASN:                                        13.65
ARIN Region origin ASes announcing only one prefix:                6901
ARIN Region transit ASes present in the Internet Routing Table:    1968
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4366
Number of ARIN addresses announced to Internet:              1295570944
    Equivalent to 77 /8s, 56 /16s and 216 /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:                    247012
    Total RIPE prefixes after maximum aggregation:               115516
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           243484
    Unique aggregates announced from the RIPE address blocks:    149292
RIPE Region origin ASes present in the Internet Routing Table:    28176
    RIPE Prefixes per ASN:                                         8.64
RIPE Region origin ASes announcing only one prefix:               12115
RIPE Region transit ASes present in the Internet Routing Table:    4017
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10666
Number of RIPE addresses announced to Internet:               713714944
    Equivalent to 42 /8s, 138 /16s and 109 /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:                  114342
    Total LACNIC prefixes after maximum aggregation:              27325
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115011
    Unique aggregates announced from the LACNIC address blocks:   48606
LACNIC Region origin ASes present in the Internet Routing Table:  10939
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2215
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:  8626
Number of LACNIC addresses announced to Internet:             176644096
    Equivalent to 10 /8s, 135 /16s and 96 /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:                  31165
    Total AfriNIC prefixes after maximum aggregation:              5481
    AfriNIC Deaggregation factor:                                  5.69
Prefixes being announced from the AfriNIC address blocks:         39551
    Unique aggregates announced from the AfriNIC address blocks:  11825
AfriNIC Region origin ASes present in the Internet Routing Table:  1602
    AfriNIC Prefixes per ASN:                                     24.69
AfriNIC Region origin ASes announcing only one prefix:              527
AfriNIC Region transit ASes present in the Internet Routing Table:  312
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  934
Number of AfriNIC addresses announced to Internet:            107796992
    Equivalent to 6 /8s, 108 /16s and 218 /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        9066       8881      39  CHINAMOBILE-CN China Mobile Communicati
  7545        5876        788     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3496       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3433       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2378        475     236  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2289      11120     607  KIXS-AS-KR Korea Telecom, KR
 45090        2180       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2114        429     199  TATACOMM-AS TATA Communications formerl
 24560        2049        856     364  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        6330      10197    2683  AMAZON-02, US
 11492        4443        295     736  CABLEONE, US
 22773        3954       3010     364  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      30  VIASAT-SP-BACKBONE, US
 16625        3665       1892    2573  AKAMAI-AS, US
  6327        3388       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2610        374     156  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2519       4961     427  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2261       3042     499  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        6812       1729     149  UNI2-AS, ES
  8551        4014        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3905       3348     208  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2467        250    1284  M247, GB
 34984        2235        358     606  TELLCOM-AS, TR
 58224        1782        929     579  TCI, IR
 25019        1765       1078     166  SAUDINETSTC-AS, SA
 13188        1582         99      68  TRIOLAN, UA

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10338       3415     564  Uninet S.A. de C.V., MX
 10620        3469        520     699  Telmex Colombia S.A., CO
 11830        2463        369      62  Instituto Costarricense de Electricidad
 13999        1686        288     470  Mega Cable, S.A. de C.V., MX
  6503        1443        355     525  Axtel, S.A.B. de C.V., MX
 28573        1383       2332     247  CLARO S.A., BR
  3816        1251        660     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1153       2351     140  TIM SA, BR
  6147        1089        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     448  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        1592        393      21  LINKdotNET-AS, EG
 24835        1545        523      32  RAYA-AS, EG
 36992        1301       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         902         64      61  ORANGE-COTE-IVOIRE, CI
 36935         730        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         502         50      30  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       10338       3415     564  Uninet S.A. de C.V., MX
  9808        9066       8881      39  CHINAMOBILE-CN China Mobile Communicati
 12479        6812       1729     149  UNI2-AS, ES
 16509        6330      10197    2683  AMAZON-02, US
  7545        5876        788     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4443        295     736  CABLEONE, US
  8551        4014        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3954       3010     364  ASN-CXA-ALL-CCI-22773-RDC, US
 20940        3905       3348     208  AKAMAI-ASN1, NL
  7155        3899        264      30  VIASAT-SP-BACKBONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9066         9027  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6812         6663  UNI2-AS, ES
  7545        5876         5186  TPG-INTERNET-AP TPG Telecom Limited, AU
  8551        4014         3975  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3899         3869  VIASAT-SP-BACKBONE, US
 11492        4443         3707  CABLEONE, US
 20940        3905         3697  AKAMAI-ASN1, NL
 16509        6330         3647  AMAZON-02, US
 22773        3954         3590  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3608         3589  VIETEL-AS-AP Viettel Group, VN

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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              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     
/13:589     /14:1200    /15:2064    /16:13572   /17:8339    /18:13847   
/19:24939   /20:42008   /21:51112   /22:107476  /23:94048   /24:520014  
/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        5783        6812  UNI2-AS, ES
  8151        4009       10338  Uninet S.A. de C.V., MX
  8551        3479        4014  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3358        4443  CABLEONE, US
  6327        3201        3388  SHAW, CA
  7155        2989        3899  VIASAT-SP-BACKBONE, US
 22773        2949        3954  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2266        2610  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1951        3469  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)
----------------------------------------------

   1:1711      2:993       3:154       4:9         5:3786      6:103    
   7:5         8:1548      9:1        11:172      12:1718     13:415    
  14:2381     15:168      16:41       17:373      18:143      20:170    
  21:4        22:188      23:5491     24:2306     25:6        27:2603   
  29:19       31:2426     32:96       34:1        35:61       36:1726   
  37:3949     38:2606     39:688      40:150      41:4346     42:826    
  43:2098     44:296      45:16085    46:3889     47:337      49:1666   
  50:1912     51:108      52:1368     53:1        54:291      55:770    
  56:8        57:60       58:1655     59:1102     60:956      61:2250   
  62:2466     63:1940     64:5498     65:2302     66:4885     67:2942   
  68:1187     69:4145     70:1346     71:670      72:3081     74:2614   
  75:1517     76:720      77:2133     78:1828     79:3107     80:1970   
  81:1540     82:1464     83:1203     84:1334     85:2897     86:725    
  87:1955     88:1025     89:3240     90:510      91:7551     92:1894   
  93:2594     94:3270     95:3577     96:1309     97:345      98:990    
  99:860     100:75      101:1028    102:2142    103:28393   104:4230   
 105:2050    106:854     107:2484    108:783     109:4191    110:2047   
 111:3219    112:1986    113:1429    114:1488    115:1939    116:1855   
 117:2505    118:2247    119:1827    120:1626    121:1007    122:2538   
 123:2095    124:1550    125:2053    128:1294    129:1246    130:918    
 131:2091    132:794     133:370     134:1929    135:287     136:866    
 137:858     138:2453    139:1229    140:889     141:1367    142:1267   
 143:1468    144:1232    145:343     146:1787    147:1468    148:2216   
 149:1701    150:859     151:1079    152:1839    153:454     154:3624   
 155:1420    156:1874    157:1225    158:1020    159:2044    160:2442   
 161:1295    162:3452    163:1234    164:1687    165:1612    166:640    
 167:1713    168:3711    169:709     170:4413    171:823     172:3030   
 173:3059    174:1020    175:1105    176:3501    177:4601    178:3102   
 179:1984    180:2262    181:2918    182:3264    183:1905    184:2392   
 185:19372   186:4322    187:3578    188:3841    189:3047    190:8834   
 191:1293    192:11069   193:8546    194:6943    195:5002    196:3069   
 197:2712    198:6019    199:5993    200:7522    201:5662    202:10150  
 203:9983    204:4556    205:3370    206:3771    207:3379    208:4012   
 209:4639    210:4017    211:2341    212:3938    213:3402    214:1158   
 215:64      216:6400    217:2705    218:1214    219:439     220:1948   
 221:985     222:686     223:2138   

End of report


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