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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 22 22:42:00 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 22 Aug, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                             1004455
    Prefixes after maximum aggregation (per Origin AS):          368943
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465202
Total ASes present in the Internet Routing Table:                 76250
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65179
Origin ASes announcing only one prefix:                           26148
Transit ASes present in the Internet Routing Table:               11071
Transit-only ASes present in the Internet Routing Table:            554
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     203
    Max AS path prepend of ASN (214727)                             200
Prefixes from unregistered ASNs in the Routing Table:              1084
    Number of instances of unregistered ASNs:                      1092
Number of 32-bit ASNs allocated by the RIRs:                      45210
Number of 32-bit ASNs visible in the Routing Table:               36999
Prefixes from 32-bit ASNs in the Routing Table:                  202256
Number of bogon 32-bit ASNs visible in the Routing Table:           103
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            685
Number of addresses announced to Internet:                   3038117572
    Equivalent to 181 /8s, 21 /16s and 254 /24s
    Percentage of available address space announced:               82.1
    Percentage of allocated address space announced:               82.1
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      341320

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

Prefixes being announced by APNIC Region ASes:                   259767
    Total APNIC prefixes after maximum aggregation:               75264
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251645
    Unique aggregates announced from the APNIC address blocks:   102192
APNIC Region origin ASes present in the Internet Routing Table:   14313
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4348
APNIC Region transit ASes present in the Internet Routing Table:   1930
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9738
Number of APNIC addresses announced to Internet:              762197568
    Equivalent to 45 /8s, 110 /16s and 54 /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, 131072-153913
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:                    288691
    Total ARIN prefixes after maximum aggregation:               127438
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292430
    Unique aggregates announced from the ARIN address blocks:    134472
ARIN Region origin ASes present in the Internet Routing Table:    19172
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6958
ARIN Region transit ASes present in the Internet Routing Table:    1975
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4987
Number of ARIN addresses announced to Internet:              1266842178
    Equivalent to 75 /8s, 130 /16s and 122 /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, 393216-402332
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:                    282550
    Total RIPE prefixes after maximum aggregation:               130484
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278245
    Unique aggregates announced from the RIPE address blocks:    166211
RIPE Region origin ASes present in the Internet Routing Table:    28762
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    4046
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                         203
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11984
Number of RIPE addresses announced to Internet:               724000802
    Equivalent to 43 /8s, 39 /16s and 96 /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
                       196608-216475
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:                  136579
    Total LACNIC prefixes after maximum aggregation:              28543
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         134586
    Unique aggregates announced from the LACNIC address blocks:   47423
LACNIC Region origin ASes present in the Internet Routing Table:  11154
    LACNIC Prefixes per ASN:                                      12.07
LACNIC Region origin ASes announcing only one prefix:              2138
LACNIC Region transit ASes present in the Internet Routing Table:  2523
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9053
Number of LACNIC addresses announced to Internet:             178464800
    Equivalent to 10 /8s, 163 /16s and 40 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  35784
    Total AfriNIC prefixes after maximum aggregation:              6511
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46863
    Unique aggregates announced from the AfriNIC address blocks:  14335
AfriNIC Region origin ASes present in the Internet Routing Table:  1879
    AfriNIC Prefixes per ASN:                                     24.94
AfriNIC Region origin ASes announcing only one prefix:              636
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       51
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1237
Number of AfriNIC addresses announced to Internet:            106220544
    Equivalent to 6 /8s, 84 /16s and 204 /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        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5698        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4941       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4291        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3958       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3787        508     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3254       1841     102  VNPT-AS-VN VNPT Corp, VN
 24560        2779        819     487  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2194        422     269  TATACOMM-AS TATA Communications formerly 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10528      11779    3742  AMAZON-02, US
   174        5739       8781     901  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3430       3053     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54897    2506  DNIC-AS-00749, US
 16625        3117       1293    2165  AKAMAI-AS, US
  7018        2957      23675    1859  ATT-INTERNET4, US
396982        2789       3568     418  GOOGLE-CLOUD-PLATFORM, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9281       1245    1874  TTNET, TR
 12479        7704       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3887       3396     144  AKAMAI-ASN1, NL
  9009        3673        313    1861  M247, RO
 12389        2935       2301     884  ROSTELECOM-AS, RU
 34984        2372        362     577  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
  8551        1784        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1761        126    1292  CDNEXT, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12090       3308     609  UNINET, MX
 10620        3536        493     930  Telmex Colombia S.A., CO
 13999        2538        629      22  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1116         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1069         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1050       2503      53  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24863        1610        389      16  LINKdotNET-AS, EG
 24835        1562        593      29  RAYA-AS, EG
 36992        1411       1519     283  ETISALAT-MISR, EG
 29571        1329         84      73  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12090       3308     609  UNINET, MX
 16509       10528      11779    3742  AMAZON-02, US
  9808        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9281       1245    1874  TTNET, TR
 12479        7704       1708     145  UNI2-AS, ES
   174        5739       8781     901  COGENT-174, US
  7545        5698        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4941       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     547  CABLEONE, US
 39891        4539        273      57  ALJAWWALSTC-AS, SA

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

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

   ASN  No of nets  Net Savings  Description
  9808        9901         9824  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7704         7559  UNI2-AS, ES
 47331        9281         7407  TTNET, TR
 16509       10528         6786  AMAZON-02, US
  7545        5698         5040  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4941         4867  ERX-CERNET-BKB China Education and Research Net
   174        5739         4838  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4291         4268  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4081  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:       174  COGENT-174, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:37      /11:93      /12:295     
/13:586     /14:1194    /15:2125    /16:13346   /17:8381    /18:14141   
/19:25246   /20:45338   /21:54086   /22:114673  /23:107585  /24:612278  
/25:656     /26:636     /27:1179    /28:296     /29:520     /30:499     
/31:350     /32:882     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8380        9281  TTNET, TR
 12479        6773        7704  UNI2-AS, ES
  8151        6167       12090  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2567        3430  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2165        3536  Telmex Colombia S.A., CO
 30036        2165        2506  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2322      2:1687      3:437       4:22        5:4752      6:161    
   7:6         8:1616      9:2        11:172      12:1434     13:354    
  14:2396     15:327      16:259      17:365      18:867      20:415    
  21:4        22:188      23:6893     24:3085     25:2        27:2635   
  29:19       31:2741     32:63       34:69       35:141      36:2371   
  37:4623     38:9631     39:920      40:151      41:4640     42:2008   
  43:2470     44:333      45:18989    46:4732     47:300      49:2037   
  50:1868     51:582      52:1607     54:318      55:944      56:8      
  57:224      58:2248     59:1279     60:1062     61:2943     62:2893   
  63:1889     64:5680     65:2325     66:4802     67:3084     68:1348   
  69:4077     70:1338     71:570      72:2933     74:2678     75:1597   
  76:620      77:2656     78:4207     79:1813     80:2223     81:2199   
  82:1732     83:1404     84:1729     85:4108     86:976      87:2330   
  88:3180     89:4386     90:691      91:8343     92:2450     93:2737   
  94:3838     95:5440     96:1275     97:325      98:1055     99:733    
 100:73      101:1185    102:3969    103:32512   104:4574    105:2109   
 106:996     107:2402    108:1176    109:4132    110:2143    111:3306   
 112:2080    113:1823    114:1868    115:2186    116:1998    117:2678   
 118:2868    119:2014    120:1834    121:1433    122:2708    123:2334   
 124:1673    125:2874    126:64      128:1476    129:1022    130:1241   
 131:2053    132:936     133:428     134:1482    135:351     136:1146   
 137:1122    138:3237    139:1542    140:1451    141:1461    142:1706   
 143:1754    144:1028    145:370     146:2160    147:2034    148:2567   
 149:2891    150:1073    151:1360    152:2148    153:571     154:6908   
 155:1434    156:2427    157:1829    158:1189    159:2452    160:3130   
 161:1717    162:3582    163:1760    164:1742    165:2194    166:1287   
 167:1888    168:4380    169:838     170:5435    171:1056    172:3940   
 173:3111    174:904     175:1263    176:3605    177:6124    178:3776   
 179:2641    180:2505    181:3965    182:3341    183:1999    184:2280   
 185:21302   186:5633    187:5023    188:4317    189:4528    190:9757   
 191:2084    192:11131   193:9289    194:7607    195:5482    196:3400   
 197:3116    198:6102    199:8103    200:8704    201:6583    202:10758  
 203:10613   204:4623    205:3730    206:4583    207:3710    208:4237   
 209:5165    210:4860    211:2661    212:4513    213:3794    214:1061   
 215:48      216:6817    217:3010    218:1423    219:603     220:2032   
 221:1050    222:869     223:2247   

End of report


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