[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 23 22:41:32 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 23 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:                             1000131
    Prefixes after maximum aggregation (per Origin AS):          367810
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      463793
Total ASes present in the Internet Routing Table:                 75410
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           64511
Origin ASes announcing only one prefix:                           25948
Transit ASes present in the Internet Routing Table:               10899
Transit-only ASes present in the Internet Routing Table:            536
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:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1055
    Number of instances of unregistered ASNs:                      1070
Number of 32-bit ASNs allocated by the RIRs:                      45032
Number of 32-bit ASNs visible in the Routing Table:               36126
Prefixes from 32-bit ASNs in the Routing Table:                  198101
Number of bogon 32-bit ASNs visible in the Routing Table:           118
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            598
Number of addresses announced to Internet:                   3032208884
    Equivalent to 180 /8s, 187 /16s and 213 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      341516

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

Prefixes being announced by APNIC Region ASes:                   256899
    Total APNIC prefixes after maximum aggregation:               74256
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          248644
    Unique aggregates announced from the APNIC address blocks:    99816
APNIC Region origin ASes present in the Internet Routing Table:   13552
    APNIC Prefixes per ASN:                                       18.35
APNIC Region origin ASes announcing only one prefix:               4180
APNIC Region transit ASes present in the Internet Routing Table:   1875
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8970
Number of APNIC addresses announced to Internet:              761211808
    Equivalent to 45 /8s, 95 /16s and 43 /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:                    288219
    Total ARIN prefixes after maximum aggregation:               127118
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292441
    Unique aggregates announced from the ARIN address blocks:    134710
ARIN Region origin ASes present in the Internet Routing Table:    19158
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6940
ARIN Region transit ASes present in the Internet Routing Table:    1973
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4954
Number of ARIN addresses announced to Internet:              1267546946
    Equivalent to 75 /8s, 141 /16s and 59 /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:                    282119
    Total RIPE prefixes after maximum aggregation:               130027
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277260
    Unique aggregates announced from the RIPE address blocks:    165440
RIPE Region origin ASes present in the Internet Routing Table:    28740
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    3962
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11932
Number of RIPE addresses announced to Internet:               714728178
    Equivalent to 42 /8s, 153 /16s and 226 /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:                  136743
    Total LACNIC prefixes after maximum aggregation:              29362
    LACNIC Deaggregation factor:                                   4.66
Prefixes being announced from the LACNIC address blocks:         134847
    Unique aggregates announced from the LACNIC address blocks:   50112
LACNIC Region origin ASes present in the Internet Routing Table:  11147
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2118
LACNIC Region transit ASes present in the Internet Routing Table:  2507
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9035
Number of LACNIC addresses announced to Internet:             177318688
    Equivalent to 10 /8s, 145 /16s and 171 /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:                  35096
    Total AfriNIC prefixes after maximum aggregation:              6366
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         46340
    Unique aggregates announced from the AfriNIC address blocks:  13249
AfriNIC Region origin ASes present in the Internet Routing Table:  1875
    AfriNIC Prefixes per ASN:                                     24.71
AfriNIC Region origin ASes announcing only one prefix:              630
AfriNIC Region transit ASes present in the Internet Routing Table:  368
Average AfriNIC Region AS path length visible:                      4.2
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1235
Number of AfriNIC addresses announced to Internet:            106902016
    Equivalent to 6 /8s, 95 /16s and 50 /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        9845       8746      78  CHINAMOBILE-CN China Mobile Communication
  7545        5660        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4993       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4177        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3957       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3792        511     266  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3241       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2805        857     430  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2473      11521     582  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       10186      11549    3649  AMAZON-02, US
   174        5636       8789     887  COGENT-174, US
 11492        4632        307     548  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3432       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3252      54899    2504  DNIC-AS-00749, US
 16625        3196       1346    2220  AKAMAI-AS, US
  7018        2928      23688    1833  ATT-INTERNET4, US
396982        2761       3594     409  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       1235    1966  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3894       3396     147  AKAMAI-ASN1, NL
  9009        3596        306    1834  M247, RO
 12389        2937       2301     886  ROSTELECOM-AS, RU
 34984        2393        364     570  TELLCOM-AS, TR
  8452        1884       1852      14  TE-AS TE-AS, EG
  8551        1778        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1722        124    1260  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       12101       3323     604  UNINET, MX
 10620        3509        491     959  Telmex Colombia S.A., CO
 13999        2543        354     674  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1327        783     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1118         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1110        311     475  Axtel, S.A.B. de C.V., MX
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 26615        1084       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        1613        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1276         81      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         938        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 37342         512         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       12101       3323     604  UNINET, MX
 16509       10186      11549    3649  AMAZON-02, US
  9808        9845       8746      78  CHINAMOBILE-CN China Mobile Communication
 47331        9221       1235    1966  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
  7545        5660        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5636       8789     887  COGENT-174, US
  4538        4993       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4632        307     548  CABLEONE, US
 39891        4521        271      59  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        9845         9767  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7714         7569  UNI2-AS, ES
 47331        9221         7255  TTNET, TR
 16509       10186         6537  AMAZON-02, US
  7545        5660         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4993         4919  ERX-CERNET-BKB China Education and Research Net
   174        5636         4749  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4177         4154  FPT-AS-AP FPT Telecom Company, VN
 11492        4632         4084  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
100.64.0.0/10              9304  HUTCHISON-AS-AP HGC Global Communications Limit
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

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      /10:38      /11:92      /12:295     
/13:579     /14:1193    /15:2122    /16:13334   /17:8406    /18:14194   
/19:25270   /20:45381   /21:53998   /22:114390  /23:107240  /24:606936  
/25:1316    /26:1096    /27:1644    /28:307     /29:519     /30:510     
/31:351     /32:887     

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

   ASN  No of nets  Total ann.  Description
 47331        8326        9221  TTNET, TR
 12479        6805        7714  UNI2-AS, ES
  8151        6153       12101  UNINET, MX
 11492        3541        4632  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2566        3432  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2163        2506  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2142        3509  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)
----------------------------------------------

   1:2322      2:1685      3:378       4:22        5:4691      6:149    
   7:6         8:1623      9:2        11:172      12:1442     13:361    
  14:2371     15:323      16:219      17:368      18:786      20:395    
  21:4        22:188      23:6977     24:3095     25:2        27:2618   
  29:19       31:2661     32:60       34:66       35:138      36:2346   
  37:4555     38:9431     39:913      40:149      41:4606     42:1997   
  43:2410     44:334      45:18928    46:4631     47:301      49:1963   
  50:1875     51:585      52:1608     54:318      55:926      56:8      
  57:224      58:2213     59:1246     60:1051     61:2871     62:2861   
  63:1918     64:5669     65:2329     66:4787     67:3087     68:1336   
  69:4097     70:1347     71:571      72:2938     74:2642     75:1588   
  76:622      77:2629     78:4207     79:1816     80:2226     81:2188   
  82:1733     83:1401     84:1731     85:4115     86:955      87:2344   
  88:3151     89:4358     90:700      91:8323     92:2359     93:2745   
  94:3829     95:5434     96:1282     97:322      98:1032     99:739    
 100:89      101:1180    102:3733    103:30603   104:4856    105:2107   
 106:1006    107:2519    108:1164    109:4073    110:2137    111:3228   
 112:2074    113:1801    114:1698    115:1988    116:1968    117:2649   
 118:2659    119:1992    120:1809    121:1385    122:2716    123:2299   
 124:1676    125:2874    126:32      128:1491    129:1015    130:1228   
 131:2065    132:931     133:417     134:1731    135:361     136:1136   
 137:1091    138:3247    139:1536    140:1427    141:1390    142:1704   
 143:1763    144:1027    145:364     146:2154    147:2023    148:2569   
 149:2852    150:1038    151:1338    152:2254    153:592     154:7168   
 155:1441    156:2240    157:1877    158:1182    159:2439    160:2961   
 161:1718    162:3563    163:1729    164:1747    165:2179    166:1256   
 167:1866    168:4380    169:830     170:5416    171:1055    172:3921   
 173:3103    174:900     175:1258    176:3601    177:6203    178:3696   
 179:2724    180:2452    181:3879    182:3332    183:1983    184:2276   
 185:21231   186:5552    187:5121    188:4283    189:4570    190:9736   
 191:2091    192:11119   193:9241    194:7596    195:5467    196:3449   
 197:2726    198:6089    199:8019    200:8672    201:6558    202:10689  
 203:10451   204:4649    205:3702    206:4577    207:3671    208:4213   
 209:5113    210:4869    211:2640    212:4468    213:3736    214:1064   
 215:49      216:6834    217:3046    218:1419    219:598     220:2020   
 221:1040    222:860     223:2231   

End of report


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