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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 4 22:41:32 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 04 Sep, 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:                             1005185
    Prefixes after maximum aggregation (per Origin AS):          369559
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466852
Total ASes present in the Internet Routing Table:                 76279
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65297
Origin ASes announcing only one prefix:                           26161
Transit ASes present in the Internet Routing Table:               10982
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:       4.2
    Max AS path length visible:                                      85
    Max AS path prepend of ASN ( 37447)                              82
Prefixes from unregistered ASNs in the Routing Table:              1061
    Number of instances of unregistered ASNs:                      1069
Number of 32-bit ASNs allocated by the RIRs:                      45298
Number of 32-bit ASNs visible in the Routing Table:               37097
Prefixes from 32-bit ASNs in the Routing Table:                  202909
Number of bogon 32-bit ASNs visible in the Routing Table:            91
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            647
Number of addresses announced to Internet:                   3037009094
    Equivalent to 181 /8s, 5 /16s and 20 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      341590

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

Prefixes being announced by APNIC Region ASes:                   260269
    Total APNIC prefixes after maximum aggregation:               75443
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251686
    Unique aggregates announced from the APNIC address blocks:   100842
APNIC Region origin ASes present in the Internet Routing Table:   14346
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4355
APNIC Region transit ASes present in the Internet Routing Table:   1933
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9771
Number of APNIC addresses announced to Internet:              762217538
    Equivalent to 45 /8s, 110 /16s and 132 /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:                    288939
    Total ARIN prefixes after maximum aggregation:               127516
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292551
    Unique aggregates announced from the ARIN address blocks:    134707
ARIN Region origin ASes present in the Internet Routing Table:    19181
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    1996
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4996
Number of ARIN addresses announced to Internet:              1267138626
    Equivalent to 75 /8s, 135 /16s and 0 /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:                    282477
    Total RIPE prefixes after maximum aggregation:               130520
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278371
    Unique aggregates announced from the RIPE address blocks:    166506
RIPE Region origin ASes present in the Internet Routing Table:    28785
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    4005
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12020
Number of RIPE addresses announced to Internet:               723984418
    Equivalent to 43 /8s, 39 /16s and 32 /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:                  136837
    Total LACNIC prefixes after maximum aggregation:              28896
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         134905
    Unique aggregates announced from the LACNIC address blocks:   49879
LACNIC Region origin ASes present in the Internet Routing Table:  11158
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2148
LACNIC Region transit ASes present in the Internet Routing Table:  2492
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9063
Number of LACNIC addresses announced to Internet:             177308448
    Equivalent to 10 /8s, 145 /16s and 131 /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:                  35602
    Total AfriNIC prefixes after maximum aggregation:              6514
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         47024
    Unique aggregates announced from the AfriNIC address blocks:  14386
AfriNIC Region origin ASes present in the Internet Routing Table:  1883
    AfriNIC Prefixes per ASN:                                     24.97
AfriNIC Region origin ASes announcing only one prefix:              637
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       85
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247
Number of AfriNIC addresses announced to Internet:            105981696
    Equivalent to 6 /8s, 81 /16s and 39 /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        9898       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5698        837     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5031       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4295        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3936       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3646       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3259       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2795        831     483  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     195  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       10639      11795    3741  AMAZON-02, US
   174        5797       8779     904  COGENT-174, US
 11492        4629        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3435       3051     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        2940      23674    1850  ATT-INTERNET4, US
 16625        2895       1288    2151  AKAMAI-AS, US
396982        2801       3568     429  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        9289       1247    1862  TTNET, TR
 12479        7662       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3905       3396     142  AKAMAI-ASN1, NL
  9009        3675        313    1855  M247, RO
 12389        2935       2299     883  ROSTELECOM-AS, RU
 34984        2375        362     577  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
212238        1795        128    1322  CDNEXT, GB
  8551        1784        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12050       3294     612  UNINET, MX
 10620        3541        494     934  Telmex Colombia S.A., CO
 13999        2521        354     679  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1581       2310     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1316        773     201  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 11664        1123        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1121         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1099        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
 24835        1622        593      29  RAYA-AS, EG
 24863        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1334         84      68  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         948        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         558       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       12050       3294     612  UNINET, MX
 16509       10639      11795    3741  AMAZON-02, US
  9808        9898       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9289       1247    1862  TTNET, TR
 12479        7662       1708     145  UNI2-AS, ES
   174        5797       8779     904  COGENT-174, US
  7545        5698        837     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5031       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        308     547  CABLEONE, US
 39891        4466        269      55  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        9898         9821  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7662         7517  UNI2-AS, ES
 47331        9289         7427  TTNET, TR
 16509       10639         6898  AMAZON-02, US
  7545        5698         5040  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5031         4957  ERX-CERNET-BKB China Education and Research Net
   174        5797         4893  COGENT-174, US
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4295         4272  FPT-AS-AP FPT Telecom Company, VN
 11492        4629         4082  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            46887  CROWNCASTLE-AS46887, 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:      3491  CONSOLE-CONNECT-ASN, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
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

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      /12:296     
/13:583     /14:1195    /15:2129    /16:13346   /17:8379    /18:14173   
/19:25238   /20:45348   /21:54045   /22:114779  /23:107482  /24:612980  
/25:659     /26:651     /27:1186    /28:297     /29:519     /30:502     
/31:345     /32:890     

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

   ASN  No of nets  Total ann.  Description
 47331        8385        9289  TTNET, TR
 12479        6725        7662  UNI2-AS, ES
  8151        6147       12050  UNINET, MX
 11492        3540        4629  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2564        3435  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2170        3541  Telmex Colombia S.A., CO
 30036        2159        2497  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2317      2:1630      3:452       4:22        5:4757      6:161    
   7:6         8:1614      9:2        11:172      12:1433     13:363    
  14:2407     15:327      16:259      17:363      18:878      20:419    
  21:4        22:188      23:6836     24:3077     25:2        27:2687   
  29:19       31:2757     32:63       34:69       35:142      36:2376   
  37:4631     38:9703     39:921      40:150      41:4572     42:1995   
  43:2475     44:334      45:19026    46:4723     47:300      49:2015   
  50:1878     51:577      52:1610     54:317      55:955      56:8      
  57:225      58:2253     59:1275     60:1064     61:2953     62:2883   
  63:1883     64:5679     65:2320     66:4763     67:3102     68:1353   
  69:4055     70:1333     71:573      72:2938     74:2718     75:1600   
  76:624      77:2685     78:4204     79:1813     80:2220     81:2179   
  82:1748     83:1406     84:1761     85:4109     86:983      87:2335   
  88:3181     89:4402     90:684      91:8340     92:2464     93:2747   
  94:3831     95:5498     96:1276     97:326      98:1070     99:736    
 100:73      101:1176    102:3790    103:32603   104:4404    105:2128   
 106:982     107:2395    108:1178    109:4118    110:2148    111:3308   
 112:2077    113:1831    114:1901    115:2159    116:1994    117:2679   
 118:2879    119:2044    120:1834    121:1442    122:2713    123:2210   
 124:1686    125:2866    126:64      128:1482    129:1015    130:1251   
 131:2051    132:939     133:431     134:1516    135:352     136:1194   
 137:1122    138:3252    139:1542    140:1460    141:1454    142:1728   
 143:1764    144:1033    145:371     146:2143    147:2041    148:2574   
 149:2886    150:1079    151:1360    152:2133    153:570     154:6891   
 155:1449    156:2740    157:1832    158:1192    159:2439    160:3166   
 161:1727    162:3583    163:1764    164:1748    165:2187    166:1304   
 167:1893    168:4394    169:831     170:5465    171:1056    172:3916   
 173:3115    174:905     175:1253    176:3578    177:6333    178:3729   
 179:2683    180:2507    181:4032    182:3333    183:2022    184:2274   
 185:21334   186:5650    187:5004    188:4295    189:4549    190:9824   
 191:2094    192:11121   193:9300    194:7629    195:5502    196:3399   
 197:3184    198:6087    199:8133    200:8652    201:6556    202:10738  
 203:10581   204:4644    205:3731    206:4587    207:3706    208:4210   
 209:5189    210:4841    211:2669    212:4493    213:3802    214:1062   
 215:49      216:6837    217:2991    218:1424    219:557     220:2035   
 221:1051    222:874     223:2246   

End of report


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