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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jul 16 22:41:22 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 16 Jul, 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:                             1002888
    Prefixes after maximum aggregation (per Origin AS):          368285
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465733
Total ASes present in the Internet Routing Table:                 76096
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65350
Origin ASes announcing only one prefix:                           26072
Transit ASes present in the Internet Routing Table:               10746
Transit-only ASes present in the Internet Routing Table:            517
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.9
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1104
    Number of instances of unregistered ASNs:                      1112
Number of 32-bit ASNs allocated by the RIRs:                      44979
Number of 32-bit ASNs visible in the Routing Table:               36800
Prefixes from 32-bit ASNs in the Routing Table:                  199272
Number of bogon 32-bit ASNs visible in the Routing Table:           108
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            615
Number of addresses announced to Internet:                   3029075316
    Equivalent to 180 /8s, 140 /16s and 5 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      341799

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

Prefixes being announced by APNIC Region ASes:                   260246
    Total APNIC prefixes after maximum aggregation:               75077
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          252105
    Unique aggregates announced from the APNIC address blocks:   101864
APNIC Region origin ASes present in the Internet Routing Table:   14288
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4299
APNIC Region transit ASes present in the Internet Routing Table:   1913
Average APNIC Region AS path length visible:                        3.9
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9689
Number of APNIC addresses announced to Internet:              761871264
    Equivalent to 45 /8s, 105 /16s and 59 /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:                    287977
    Total ARIN prefixes after maximum aggregation:               127012
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292110
    Unique aggregates announced from the ARIN address blocks:    134554
ARIN Region origin ASes present in the Internet Routing Table:    19154
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6933
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4949
Number of ARIN addresses announced to Internet:              1267495234
    Equivalent to 75 /8s, 140 /16s and 113 /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:                    282212
    Total RIPE prefixes after maximum aggregation:               129869
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277369
    Unique aggregates announced from the RIPE address blocks:    165387
RIPE Region origin ASes present in the Internet Routing Table:    28727
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3917
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11920
Number of RIPE addresses announced to Internet:               715171570
    Equivalent to 42 /8s, 160 /16s and 166 /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:                  135660
    Total LACNIC prefixes after maximum aggregation:              29244
    LACNIC Deaggregation factor:                                   4.64
Prefixes being announced from the LACNIC address blocks:         133775
    Unique aggregates announced from the LACNIC address blocks:   50139
LACNIC Region origin ASes present in the Internet Routing Table:  11132
    LACNIC Prefixes per ASN:                                      12.02
LACNIC Region origin ASes announcing only one prefix:              2151
LACNIC Region transit ASes present in the Internet Routing Table:  2461
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9018
Number of LACNIC addresses announced to Internet:             177287584
    Equivalent to 10 /8s, 145 /16s and 49 /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:                  35689
    Total AfriNIC prefixes after maximum aggregation:              6374
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46913
    Unique aggregates announced from the AfriNIC address blocks:  13297
AfriNIC Region origin ASes present in the Internet Routing Table:  1863
    AfriNIC Prefixes per ASN:                                     25.18
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  353
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1224
Number of AfriNIC addresses announced to Internet:            106836992
    Equivalent to 6 /8s, 94 /16s and 52 /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        9851       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5121       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4203        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3962       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3239       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2820        859     417  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2466      11522     580  KIXS-AS-KR Korea Telecom, KR

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       10144      11543    3631  AMAZON-02, US
   174        5666       8790     887  COGENT-174, US
 11492        4627        307     563  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      78  SHAW, CA
 22773        3432       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54899    2505  DNIC-AS-00749, US
 16625        3200       1349    2225  AKAMAI-AS, US
  7018        2946      23687    1842  ATT-INTERNET4, US
396982        2756       3594     406  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        9221       1236    1977  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3899       3396     148  AKAMAI-ASN1, NL
  9009        3575        305    1816  M247, RO
 12389        2942       2302     887  ROSTELECOM-AS, RU
 34984        2390        364     570  TELLCOM-AS, TR
  8452        1883       1852      14  TE-AS TE-AS, EG
  8551        1773        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1723        124    1254  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       12085       3322     602  UNINET, MX
 10620        3521        492     937  Telmex Colombia S.A., CO
 13999        2541        354     679  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        777     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1082       2503      53  TIM SA, BR
  6147        1080        369      22  Telefonica del Peru S.A.A., PE

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        1613        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1265         80      78  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         941        521      43  Vodafone-, EG
 37054         616        115       8  Telecom-Malagasy, MG
  6713         555       1861      35  IAM-AS, MA
 36914         547         82       3  KENET-AS, KE

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       12085       3322     602  UNINET, MX
 16509       10144      11543    3631  AMAZON-02, US
  9808        9851       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9221       1236    1977  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
   174        5666       8790     887  COGENT-174, US
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5121       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4627        307     563  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        9851         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
 47331        9221         7244  TTNET, TR
 16509       10144         6513  AMAZON-02, US
  4538        5121         5046  ERX-CERNET-BKB China Education and Research Net
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5666         4779  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4203         4180  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  VIASAT-SP-BACKBONE, 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
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, 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
23.140.216.0/24      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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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      /11:92      /12:295     
/13:579     /14:1194    /15:2124    /16:13360   /17:8398    /18:14188   
/19:25254   /20:45326   /21:54030   /22:114430  /23:107370  /24:609578  
/25:1292    /26:1092    /27:1635    /28:311     /29:521     /30:514     
/31:351     /32:884     

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

   ASN  No of nets  Total ann.  Description
 47331        8324        9221  TTNET, TR
 12479        6798        7712  UNI2-AS, ES
  8151        6142       12085  UNINET, MX
 11492        3537        4627  CABLEONE, US
  6327        3391        3594  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2566        3432  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2164        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2150        3521  Telmex Colombia S.A., CO

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

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

   1:2332      2:1685      3:373       4:22        5:4703      6:149    
   7:6         8:1624      9:2        11:172      12:1442     13:361    
  14:2366     15:321      16:219      17:368      18:783      20:397    
  21:4        22:188      23:6949     24:3100     25:2        27:2700   
  29:19       31:2660     32:60       34:66       35:138      36:2374   
  37:4631     38:9428     39:909      40:149      41:4675     42:2003   
  43:2432     44:328      45:18753    46:4619     47:300      49:1973   
  50:1879     51:585      52:1602     54:314      55:921      56:8      
  57:224      58:2228     59:1273     60:1051     61:2880     62:2859   
  63:1918     64:5672     65:2352     66:4773     67:3053     68:1323   
  69:4087     70:1347     71:568      72:2940     74:2637     75:1587   
  76:627      77:2641     78:4215     79:1812     80:2232     81:2194   
  82:1713     83:1397     84:1698     85:4120     86:941      87:2342   
  88:3142     89:4337     90:691      91:8312     92:2363     93:2725   
  94:3839     95:5452     96:1282     97:322      98:1028     99:739    
 100:89      101:1186    102:4062    103:32593   104:4848    105:2109   
 106:1004    107:2514    108:1159    109:4087    110:2139    111:3283   
 112:2075    113:1832    114:1833    115:2168    116:1987    117:2668   
 118:2815    119:2008    120:1815    121:1390    122:2719    123:2336   
 124:1677    125:2873    126:32      128:1491    129:1012    130:1220   
 131:2032    132:931     133:416     134:1737    135:360     136:1131   
 137:1093    138:3183    139:1534    140:1425    141:1384    142:1703   
 143:1713    144:1030    145:365     146:2147    147:2018    148:2566   
 149:2830    150:1043    151:1354    152:2254    153:592     154:7228   
 155:1440    156:2215    157:1919    158:1179    159:2442    160:2941   
 161:1714    162:3571    163:1720    164:1737    165:2175    166:1259   
 167:1843    168:4332    169:834     170:5344    171:1055    172:3917   
 173:3088    174:895     175:1261    176:3598    177:6063    178:3754   
 179:2708    180:2461    181:3878    182:3342    183:1984    184:2275   
 185:21195   186:5536    187:5104    188:4270    189:4536    190:9697   
 191:2077    192:11108   193:9239    194:7586    195:5467    196:3432   
 197:2858    198:6098    199:8053    200:8647    201:6548    202:10774  
 203:10493   204:4646    205:3722    206:4552    207:3668    208:4215   
 209:5123    210:4791    211:2637    212:4463    213:3715    214:1055   
 215:49      216:6840    217:3148    218:1418    219:598     220:2028   
 221:1027    222:858     223:2240   

End of report


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