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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 3 22:41:45 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 03 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:                             1004820
    Prefixes after maximum aggregation (per Origin AS):          369935
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466760
Total ASes present in the Internet Routing Table:                 76264
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65370
Origin ASes announcing only one prefix:                           26167
Transit ASes present in the Internet Routing Table:               10894
Transit-only ASes present in the Internet Routing Table:            534
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:                                     104
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1069
    Number of instances of unregistered ASNs:                      1078
Number of 32-bit ASNs allocated by the RIRs:                      45298
Number of 32-bit ASNs visible in the Routing Table:               37066
Prefixes from 32-bit ASNs in the Routing Table:                  202869
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            648
Number of addresses announced to Internet:                   3036808902
    Equivalent to 181 /8s, 2 /16s and 6 /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:      341455

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

Prefixes being announced by APNIC Region ASes:                   259833
    Total APNIC prefixes after maximum aggregation:               75457
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251609
    Unique aggregates announced from the APNIC address blocks:   100823
APNIC Region origin ASes present in the Internet Routing Table:   14342
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4358
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9762
Number of APNIC addresses announced to Internet:              762197826
    Equivalent to 45 /8s, 110 /16s and 55 /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:                    288976
    Total ARIN prefixes after maximum aggregation:               127545
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292714
    Unique aggregates announced from the ARIN address blocks:    134763
ARIN Region origin ASes present in the Internet Routing Table:    19171
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1978
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4987
Number of ARIN addresses announced to Internet:              1267095106
    Equivalent to 75 /8s, 134 /16s and 86 /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:                    282630
    Total RIPE prefixes after maximum aggregation:               130582
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278413
    Unique aggregates announced from the RIPE address blocks:    166508
RIPE Region origin ASes present in the Internet Routing Table:    28778
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12067
RIPE Region transit ASes present in the Internet Routing Table:    3939
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12008
Number of RIPE addresses announced to Internet:               724023074
    Equivalent to 43 /8s, 39 /16s and 183 /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:                  136738
    Total LACNIC prefixes after maximum aggregation:              29168
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         134753
    Unique aggregates announced from the LACNIC address blocks:   49870
LACNIC Region origin ASes present in the Internet Routing Table:  11161
    LACNIC Prefixes per ASN:                                      12.07
LACNIC Region origin ASes announcing only one prefix:              2152
LACNIC Region transit ASes present in the Internet Routing Table:  2514
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                       104
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9062
Number of LACNIC addresses announced to Internet:             177131040
    Equivalent to 10 /8s, 142 /16s and 206 /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:                  35574
    Total AfriNIC prefixes after maximum aggregation:              6508
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         46682
    Unique aggregates announced from the AfriNIC address blocks:  14263
AfriNIC Region origin ASes present in the Internet Routing Table:  1885
    AfriNIC Prefixes per ASN:                                     24.76
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  365
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247
Number of AfriNIC addresses announced to Internet:            105983232
    Equivalent to 6 /8s, 81 /16s and 45 /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        5699        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4291        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        3647       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3258       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2790        826     481  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        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       10649      11800    3755  AMAZON-02, US
   174        5807       8779     902  COGENT-174, US
 11492        4629        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3421       3035     184  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        2940      23674    1851  ATT-INTERNET4, US
 16625        2904       1288    2150  AKAMAI-AS, US
396982        2800       3568     428  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        7656       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3903       3396     142  AKAMAI-ASN1, NL
  9009        3676        313    1856  M247, RO
 12389        2934       2299     882  ROSTELECOM-AS, RU
 34984        2376        362     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1792        128    1320  CDNEXT, GB
  8551        1782        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       12047       3294     616  UNINET, MX
 10620        3540        494     933  Telmex Colombia S.A., CO
 13999        2514        353     674  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  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
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1608        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
  6713         557       1861      35  IAM-AS, MA
 36914         546         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       12047       3294     616  UNINET, MX
 16509       10649      11800    3755  AMAZON-02, US
  9808        9898       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9289       1247    1862  TTNET, TR
 12479        7656       1708     145  UNI2-AS, ES
   174        5807       8779     902  COGENT-174, US
  7545        5699        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       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        7656         7511  UNI2-AS, ES
 47331        9289         7427  TTNET, TR
 16509       10649         6894  AMAZON-02, US
  7545        5699         5040  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019         4945  ERX-CERNET-BKB China Education and Research Net
   174        5807         4905  COGENT-174, US
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4291         4268  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             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
23.137.192.0/24      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     
/13:582     /14:1193    /15:2126    /16:13341   /17:8376    /18:14154   
/19:25236   /20:45324   /21:54098   /22:114759  /23:107590  /24:612548  
/25:657     /26:647     /27:1185    /28:295     /29:519     /30:501     
/31:346     /32:884     

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

   ASN  No of nets  Total ann.  Description
 47331        8385        9289  TTNET, TR
 12479        6711        7656  UNI2-AS, ES
  8151        6146       12047  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        2556        3421  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2169        3540  Telmex Colombia S.A., CO
 30036        2157        2495  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      2:1628      3:452       4:22        5:4742      6:161    
   7:6         8:1614      9:2        11:172      12:1433     13:361    
  14:2407     15:327      16:259      17:363      18:877      20:419    
  21:4        22:188      23:6845     24:3076     25:2        27:2687   
  29:19       31:2752     32:63       34:69       35:142      36:2375   
  37:4625     38:9769     39:921      40:150      41:4615     42:1993   
  43:2472     44:334      45:19048    46:4735     47:300      49:2015   
  50:1878     51:577      52:1610     54:318      55:954      56:8      
  57:224      58:2244     59:1271     60:1064     61:2949     62:2885   
  63:1890     64:5671     65:2321     66:4772     67:3106     68:1354   
  69:4058     70:1333     71:571      72:2937     74:2717     75:1600   
  76:625      77:2682     78:4202     79:1803     80:2229     81:2185   
  82:1747     83:1409     84:1764     85:4107     86:975      87:2323   
  88:3182     89:4403     90:686      91:8347     92:2461     93:2756   
  94:3846     95:5495     96:1277     97:325      98:1069     99:736    
 100:73      101:1176    102:3784    103:32571   104:4423    105:2128   
 106:992     107:2398    108:1177    109:4106    110:2148    111:3311   
 112:2077    113:1831    114:1877    115:2173    116:1995    117:2678   
 118:2875    119:2019    120:1834    121:1442    122:2717    123:2209   
 124:1677    125:2868    126:64      128:1482    129:1020    130:1252   
 131:2066    132:930     133:428     134:1508    135:352     136:1190   
 137:1114    138:3249    139:1539    140:1461    141:1458    142:1728   
 143:1772    144:1035    145:376     146:2142    147:2041    148:2570   
 149:2881    150:1074    151:1360    152:2132    153:570     154:6864   
 155:1444    156:2469    157:1835    158:1183    159:2437    160:3169   
 161:1728    162:3578    163:1764    164:1746    165:2188    166:1310   
 167:1889    168:4383    169:831     170:5476    171:1057    172:3928   
 173:3112    174:905     175:1257    176:3583    177:6291    178:3730   
 179:2658    180:2504    181:4017    182:3328    183:2022    184:2273   
 185:21322   186:5633    187:5015    188:4305    189:4556    190:9805   
 191:2100    192:11121   193:9305    194:7632    195:5503    196:3394   
 197:3086    198:6086    199:8129    200:8640    201:6533    202:10752  
 203:10585   204:4641    205:3735    206:4587    207:3701    208:4233   
 209:5175    210:4849    211:2665    212:4500    213:3806    214:1064   
 215:49      216:6841    217:2997    218:1427    219:548     220:2037   
 221:1051    222:873     223:2248   

End of report


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