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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 22 22:43:34 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 22 Feb, 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:                              988431
    Prefixes after maximum aggregation (per Origin AS):          362657
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      457539
Total ASes present in the Internet Routing Table:                 75674
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           65077
Origin ASes announcing only one prefix:                           26132
Transit ASes present in the Internet Routing Table:               10597
Transit-only ASes present in the Internet Routing Table:            499
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1253
    Number of instances of unregistered ASNs:                      1255
Number of 32-bit ASNs allocated by the RIRs:                      43676
Number of 32-bit ASNs visible in the Routing Table:               36029
Prefixes from 32-bit ASNs in the Routing Table:                  189167
Number of bogon 32-bit ASNs visible in the Routing Table:           190
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            604
Number of addresses announced to Internet:                   3043409587
    Equivalent to 181 /8s, 102 /16s and 190 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      338117

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

Prefixes being announced by APNIC Region ASes:                   258406
    Total APNIC prefixes after maximum aggregation:               73595
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          250993
    Unique aggregates announced from the APNIC address blocks:   100042
APNIC Region origin ASes present in the Internet Routing Table:   14061
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4202
APNIC Region transit ASes present in the Internet Routing Table:   1874
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9410
Number of APNIC addresses announced to Internet:              775131552
    Equivalent to 46 /8s, 51 /16s and 145 /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:                    283380
    Total ARIN prefixes after maximum aggregation:               124678
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           287627
    Unique aggregates announced from the ARIN address blocks:    132210
ARIN Region origin ASes present in the Internet Routing Table:    19145
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1941
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4861
Number of ARIN addresses announced to Internet:              1270135616
    Equivalent to 75 /8s, 180 /16s and 187 /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, 393216-401308
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:                    281435
    Total RIPE prefixes after maximum aggregation:               128547
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275554
    Unique aggregates announced from the RIPE address blocks:    162079
RIPE Region origin ASes present in the Internet Routing Table:    28634
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12089
RIPE Region transit ASes present in the Internet Routing Table:    3885
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11647
Number of RIPE addresses announced to Internet:               713735539
    Equivalent to 42 /8s, 138 /16s and 189 /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:                  129838
    Total LACNIC prefixes after maximum aggregation:              28938
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128681
    Unique aggregates announced from the LACNIC address blocks:   49486
LACNIC Region origin ASes present in the Internet Routing Table:  11077
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2272
LACNIC Region transit ASes present in the Internet Routing Table:  2404
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8923
Number of LACNIC addresses announced to Internet:             177738080
    Equivalent to 10 /8s, 152 /16s and 17 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  34119
    Total AfriNIC prefixes after maximum aggregation:              6112
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         44971
    Unique aggregates announced from the AfriNIC address blocks:  13207
AfriNIC Region origin ASes present in the Internet Routing Table:  1840
    AfriNIC Prefixes per ASN:                                     24.44
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       48
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1188
Number of AfriNIC addresses announced to Internet:            106341888
    Equivalent to 6 /8s, 86 /16s and 166 /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        9831       8740      57  CHINAMOBILE-CN China Mobile Communicati
  7545        5656        777     675  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4561        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3882       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3504        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3375       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2740        860     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2491      11258     576  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        9648      11238    3324  AMAZON-02, US
 22773        5012       3079     304  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4829       6637     671  COGENT-174, US
 11492        4581        304     644  CABLEONE, US
  7155        4186        289      98  VIASAT-SP-BACKBONE, US
  6327        3596       1320      75  SHAW, CA
 16625        3244       1412    2308  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2924       3698    1425  DNIC-ASBLK-00306-00371, US
396982        2759       3639     397  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        8999       1214    2379  TTNET, TR
 12479        7611       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3932       3396     150  AKAMAI-ASN1, NL
  9009        3267        284    1590  M247, RO
 12389        2979       2303     907  ROSTELECOM-AS, RU
  8551        2654        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2447       1852      14  TE-AS TE-AS, EG
 34984        2397        366     585  TELLCOM-AS, TR

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       12491       3368     610  UNINET, MX
 10620        3523        496     891  Telmex Colombia S.A., CO
 13999        2517        341     645  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1328       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1212        340     498  Axtel, S.A.B. de C.V., MX
 11664        1140        179     423  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        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        1623        315      40  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1548        389      16  LINKdotNET-AS, EG
 36992        1362       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1141         73      64  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         559         82       3  KENET-AS, KE
  6713         553       1861      34  IAM-AS, MA
 15399         530         55      53  WANANCHI-, 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       12491       3368     610  UNINET, MX
  9808        9831       8740      57  CHINAMOBILE-CN China Mobile Communicati
 16509        9648      11238    3324  AMAZON-02, US
 47331        8999       1214    2379  TTNET, TR
 12479        7611       1714     147  UNI2-AS, ES
  7545        5656        777     675  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5012       3079     304  ASN-CXA-ALL-CCI-22773-RDC, US
  4538        4997       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4829       6637     671  COGENT-174, US
 39891        4758        286      60  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        9831         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7611         7464  UNI2-AS, ES
 47331        8999         6620  TTNET, TR
 16509        9648         6324  AMAZON-02, US
  7545        5656         4981  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997         4922  ERX-CERNET-BKB China Education and Research Net
 22773        5012         4708  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4561         4536  FPT-AS-AP FPT Telecom Company, VN
   174        4829         4158  COGENT-174, 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
    215433  UNALLOCATED  5.144.176.0/24           30823  AUROLOGIC aurologic GmbH, DE
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             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
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.159.169.0/24      Origin:     40676  AS40676, US
23.159.169.0/24     Transit:      7922  COMCAST-7922, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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       /9:14      /10:37      /11:98      /12:302     
/13:578     /14:1207    /15:2135    /16:13524   /17:8456    /18:14205   
/19:25509   /20:45552   /21:53834   /22:114170  /23:106768  /24:597138  
/25:1104    /26:1057    /27:1510    /28:159     /29:246     /30:83      
/31:101     /32:627     

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

   ASN  No of nets  Total ann.  Description
 47331        8110        8999  TTNET, TR
 12479        6726        7611  UNI2-AS, ES
  8151        6443       12491  UNINET, MX
 22773        4043        5012  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4581  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3596  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2149        2492  MEDIACOM-ENTERPRISE-BUSINESS, US
  8551        2130        2654  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

   1:2323      2:1610      3:299       4:22        5:4662      6:164    
   7:6         8:1628      9:2        11:172      12:1472     13:391    
  14:2422     15:313      16:205      17:372      18:739      20:374    
  21:4        22:188      23:6653     24:3163     25:2        27:2641   
  29:19       31:2737     32:64       34:42       35:126      36:2206   
  37:4639     38:8048     39:899      40:141      41:4635     42:2190   
  43:2380     44:335      45:17702    46:4483     47:293      49:1922   
  50:1932     51:579      52:1616     54:312      55:883      56:5      
  57:159      58:2107     59:1201     60:1020     61:2763     62:2845   
  63:1945     64:5724     65:2372     66:4850     67:3123     68:1591   
  69:4096     70:1517     71:584      72:3032     74:2633     75:1591   
  76:634      77:2539     78:4145     79:2504     80:2170     81:2138   
  82:1569     83:1325     84:1668     85:4029     86:942      87:2257   
  88:2997     89:4147     90:678      91:8095     92:2272     93:2658   
  94:3816     95:5316     96:1321     97:313      98:1092     99:745    
 100:121     101:1185    102:3547    103:32945   104:4789    105:2026   
 106:1004    107:2790    108:1128    109:4092    110:2173    111:3184   
 112:2075    113:1783    114:1774    115:2094    116:1990    117:2649   
 118:2780    119:2020    120:1816    121:1349    122:2820    123:2265   
 124:1639    125:2879    126:28      128:1580    129:1021    130:1140   
 131:1930    132:933     133:412     134:1717    135:354     136:937    
 137:1057    138:3000    139:1559    140:1377    141:1357    142:1603   
 143:1561    144:1015    145:345     146:2049    147:1720    148:2539   
 149:2606    150:1043    151:1341    152:2000    153:596     154:6016   
 155:1383    156:2142    157:1591    158:1103    159:2235    160:2701   
 161:1660    162:3640    163:1718    164:1703    165:2172    166:1078   
 167:1730    168:4000    169:823     170:4983    171:1032    172:3853   
 173:3064    174:931     175:1262    176:3819    177:5356    178:3704   
 179:2492    180:2459    181:3747    182:3424    183:1986    184:2279   
 185:20980   186:5167    187:4858    188:4253    189:4409    190:9522   
 191:1873    192:11037   193:9070    194:7594    195:5439    196:3682   
 197:2965    198:6073    199:7263    200:8451    201:6416    202:10787  
 203:10577   204:4610    205:3788    206:4562    207:3600    208:4182   
 209:5054    210:4776    211:2602    212:4402    213:3565    214:1111   
 215:44      216:6831    217:3046    218:1388    219:608     220:2056   
 221:1025    222:877     223:2234   

End of report


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