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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 9 22:41:37 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 09 Nov, 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:                             1014775
    Prefixes after maximum aggregation (per Origin AS):          372104
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      469793
Total ASes present in the Internet Routing Table:                 76558
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65604
Origin ASes announcing only one prefix:                           26241
Transit ASes present in the Internet Routing Table:               10954
Transit-only ASes present in the Internet Routing Table:            530
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:                                     106
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1140
    Number of instances of unregistered ASNs:                      1156
Number of 32-bit ASNs allocated by the RIRs:                      45822
Number of 32-bit ASNs visible in the Routing Table:               37462
Prefixes from 32-bit ASNs in the Routing Table:                  205394
Number of bogon 32-bit ASNs visible in the Routing Table:           117
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            134
Number of addresses announced to Internet:                   3032134308
    Equivalent to 180 /8s, 186 /16s and 178 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               63.6
    Percentage of available address space allocated:              128.7
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      724136

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

Prefixes being announced by APNIC Region ASes:                   261689
    Total APNIC prefixes after maximum aggregation:               75597
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:           13443
    Unique aggregates announced from the APNIC address blocks:     8581
APNIC Region origin ASes present in the Internet Routing Table:   14453
    APNIC Prefixes per ASN:                                        0.93
APNIC Region origin ASes announcing only one prefix:               4404
APNIC Region transit ASes present in the Internet Routing Table:   1936
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9890
Number of APNIC addresses announced to Internet:               32124224
    Equivalent to 1 /8s, 234 /16s and 45 /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    43/8,  45/8, 146/8, 150/8, 160/8, 163/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    290571
    Total ARIN prefixes after maximum aggregation:               127909
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:            91013
    Unique aggregates announced from the ARIN address blocks:     52794
ARIN Region origin ASes present in the Internet Routing Table:    19224
    ARIN Prefixes per ASN:                                         4.73
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    2014
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5069
Number of ARIN addresses announced to Internet:               185383168
    Equivalent to 11 /8s, 12 /16s and 185 /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     66/8, 139/8, 144/8, 149/8, 162/8, 192/8, 198/8,
                       199/8, 204/8, 205/8, 207/8, 208/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    286200
    Total RIPE prefixes after maximum aggregation:               132016
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:            18427
    Unique aggregates announced from the RIPE address blocks:     14841
RIPE Region origin ASes present in the Internet Routing Table:    28870
    RIPE Prefixes per ASN:                                         0.64
RIPE Region origin ASes announcing only one prefix:               12105
RIPE Region transit ASes present in the Internet Routing Table:    3923
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12144
Number of RIPE addresses announced to Internet:                32758016
    Equivalent to 1 /8s, 243 /16s and 217 /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    152/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  138123
    Total LACNIC prefixes after maximum aggregation:              29307
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:          16557
    Unique aggregates announced from the LACNIC address blocks:    7144
LACNIC Region origin ASes present in the Internet Routing Table:  11178
    LACNIC Prefixes per ASN:                                       1.48
LACNIC Region origin ASes announcing only one prefix:              2122
LACNIC Region transit ASes present in the Internet Routing Table:  2516
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                       106
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9084
Number of LACNIC addresses announced to Internet:               9209888
    Equivalent to 0 /8s, 140 /16s and 136 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  128/8, 216/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  37052
    Total AfriNIC prefixes after maximum aggregation:              6604
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:          4332
    Unique aggregates announced from the AfriNIC address blocks:   2053
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                      2.26
AfriNIC Region origin ASes announcing only one prefix:              645
AfriNIC Region transit ASes present in the Internet Routing Table:  372
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:              7720448
    Equivalent to 0 /8s, 117 /16s and 206 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 161/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       10080       8752      85  CHINAMOBILE-CN China Mobile Communication
  7545        6051        842     655  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4984       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4295        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3910       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3856        512     269  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3656       1037      73  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2787        831     543  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2211        434     192  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       10977      12017    3868  AMAZON-02, US
   174        6399       8759     827  COGENT-174, US
 11492        4656        309     560  CABLEONE, US
  7155        4167        287      85  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3422       3051     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3195      23667    2018  ATT-INTERNET4, US
 16625        2910       1271    2147  AKAMAI-AS, US
396982        2866       3654     420  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        9387       1260    1762  TTNET, TR
 12479        7637       1709     143  UNI2-AS, ES
 39891        4720        289      58  ALJAWWALSTC-AS, SA
 20940        3963       3396     142  AKAMAI-ASN1, NL
  9009        3672        316    1862  M247, RO
 12389        2946       2295     879  ROSTELECOM-AS, RU
 34984        2384        362     571  TELLCOM-AS, TR
  8452        1904       1852      14  TE-AS TE-AS, EG
212238        1847        135    1364  CDNEXT, GB
  5384        1784        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11723       3234     710  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2542        532     360  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad y
 28573        1602       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1325        782     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1155        374     163  Axtel, S.A.B. de C.V., MX
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1117        371      22  Telefonica del Peru S.A.A., PE
 22884        1067         98     375  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
 24835        1659        593      29  RAYA-AS, EG
 24863        1645        389      16  LINKdotNET-AS, EG
 37457        1631        308      33  Telkom-Internet, ZA
 36992        1422       1519     283  ETISALAT-MISR, EG
 29571        1380         87      61  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 20011        1043        177     287  INTERNET-SOLUTIONS, ZA
 36935        1014        523      45  Vodafone-, EG
 37069         591       1099      13  MOBINIL, EG
  6713         555       1861      35  IAM-AS, MA

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       11723       3234     710  UNINET, MX
 16509       10977      12017    3868  AMAZON-02, US
  9808       10080       8752      85  CHINAMOBILE-CN China Mobile Communication
 47331        9387       1260    1762  TTNET, TR
 12479        7637       1709     143  UNI2-AS, ES
   174        6399       8759     827  COGENT-174, US
  7545        6051        842     655  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4984       4192      74  ERX-CERNET-BKB China Education and Resear
 39891        4720        289      58  ALJAWWALSTC-AS, SA
 11492        4656        309     560  CABLEONE, US

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       10080         9995  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9387         7625  TTNET, TR
 12479        7637         7494  UNI2-AS, ES
 16509       10977         7109  AMAZON-02, US
   174        6399         5572  COGENT-174, US
  7545        6051         5396  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4984         4910  ERX-CERNET-BKB China Education and Research Net
 39891        4720         4662  ALJAWWALSTC-AS, SA
 18403        4295         4272  FPT-AS-AP FPT Telecom Company, VN
 11492        4656         4096  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             6461  ZAYO-6461, US

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

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

Prefix                Origin AS  Description
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
43.250.235.0/24      Origin:    133948  DIL-AS-AP DONGFONG INC LIMITED, HK
43.250.235.0/24     Transit:      4637  ASN-TELSTRA-GLOBAL Telstra Global, HK
45.42.0.0/22         Origin:     16929  RESERVED, ZZ
45.42.0.0/22        Transit:    393275  VINGN-VIRGIN-ISLANDS-NEXT-GENERATION-NET
45.42.180.0/24       Origin:     31898  ORACLE-BMC-31898, US
45.42.180.0/24      Transit:      3257  GTT-BACKBONE GTT, US
45.250.172.0/22      Origin:     26658  HENGTONG-IDC-LLC, US
45.250.172.0/22     Transit:      6939  HURRICANE, US
66.111.56.0/23       Origin:    393476  RESERVED, ZZ
66.111.56.0/23      Transit:     53828  NITEL, 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      /10:36      /11:91      /12:296     
/13:583     /14:1195    /15:2123    /16:13323   /17:8510    /18:14251   
/19:25233   /20:45898   /21:54639   /22:115936  /23:108910  /24:619358  
/25:628     /26:624     /27:1141    /28:205     /29:309     /30:387     
/31:188     /32:878     

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

   ASN  No of nets  Total ann.  Description
 16509       10057       10977  AMAZON-02, US
 47331        9360        9387  TTNET, TR
  8151        9091       11723  UNINET, MX
  9808        8059       10080  CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
 12479        7322        7637  UNI2-AS, ES
   174        5136        6399  COGENT-174, US
 39891        4649        4720  ALJAWWALSTC-AS, SA
 18403        4208        4295  FPT-AS-AP FPT Telecom Company, VN
 20940        3906        3963  AKAMAI-ASN1, NL
  7545        3901        6051  TPG-INTERNET-AP TPG Telecom Limited, AU

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

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

   1:2300      2:1657      3:512       4:24        5:4820      6:169    
   7:6         8:1592      9:1        11:172      12:1426     13:356    
  14:2494     15:332      16:267      17:361      18:903      20:452    
  21:4        22:188      23:7043     24:2698     25:2        27:2721   
  29:19       31:3063     32:63       34:74       35:147      36:2387   
  37:4546     38:10227    39:921      40:153      41:4579     42:2039   
  43:2506     44:338      45:19346    46:4807     47:301      49:2033   
  50:1856     51:581      52:1609     54:316      55:902      56:8      
  57:234      58:2254     59:1277     60:1149     61:2832     62:2923   
  63:1876     64:5464     65:2308     66:4727     67:3078     68:1333   
  69:4043     70:1149     71:587      72:2939     74:2826     75:1636   
  76:638      77:2647     78:4224     79:1687     80:2236     81:2203   
  82:1854     83:1421     84:1795     85:4055     86:981      87:2442   
  88:3204     89:4514     90:697      91:8371     92:2632     93:2831   
  94:3911     95:5489     96:1250     97:323      98:1074     99:740    
 100:73      101:1429    102:3932    103:32508   104:4469    105:2146   
 106:986     107:2417    108:1186    109:4122    110:2235    111:3327   
 112:2066    113:1797    114:1950    115:2240    116:2005    117:2712   
 118:2859    119:2013    120:1903    121:1438    122:2729    123:2186   
 124:1691    125:2865    126:62      128:1480    129:1014    130:1302   
 131:2076    132:941     133:446     134:1603    135:360     136:1273   
 137:1154    138:3242    139:1547    140:1495    141:1461    142:1848   
 143:1725    144:1029    145:407     146:2134    147:2062    148:2580   
 149:2900    150:1128    151:1460    152:2140    153:568     154:7462   
 155:1567    156:2847    157:1877    158:1228    159:2438    160:3393   
 161:1779    162:3605    163:1783    164:1990    165:2177    166:1340   
 167:1880    168:4428    169:807     170:5507    171:1001    172:3962   
 173:3168    174:918     175:1273    176:3603    177:6279    178:3843   
 179:2785    180:2563    181:4103    182:3348    183:2028    184:2285   
 185:21502   186:5615    187:4934    188:4346    189:4501    190:9948   
 191:2102    192:11247   193:9318    194:7722    195:5532    196:3384   
 197:3675    198:6071    199:8250    200:8769    201:6556    202:10766  
 203:10634   204:4695    205:3711    206:4666    207:3640    208:4263   
 209:5211    210:4882    211:2679    212:4628    213:3772    214:1052   
 215:47      216:6712    217:3115    218:1389    219:568     220:2082   
 221:1052    222:841     223:2318   

End of report


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