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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 2 22:41:13 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 02 Jun, 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:                              1010475
    Prefixes after maximum aggregation (per Origin AS):          367618
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      464031
Total ASes present in the Internet Routing Table:                 76165
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65154
Origin ASes announcing only one prefix:                           26093
Transit ASes present in the Internet Routing Table:               11011
Transit-only ASes present in the Internet Routing Table:            540
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.9
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1131
    Number of instances of unregistered ASNs:                      1134
Number of 32-bit ASNs allocated by the RIRs:                      44644
Number of 32-bit ASNs visible in the Routing Table:               36669
Prefixes from 32-bit ASNs in the Routing Table:                  198055
Number of bogon 32-bit ASNs visible in the Routing Table:           171
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            656
Number of addresses announced to Internet:                   3030164852
    Equivalent to 180 /8s, 156 /16s and 165 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      345600

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

Prefixes being announced by APNIC Region ASes:                   264249
    Total APNIC prefixes after maximum aggregation:               74935
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          255990
    Unique aggregates announced from the APNIC address blocks:   101122
APNIC Region origin ASes present in the Internet Routing Table:   14295
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4282
APNIC Region transit ASes present in the Internet Routing Table:   1939
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9638
Number of APNIC addresses announced to Internet:              762402208
    Equivalent to 45 /8s, 113 /16s and 85 /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:                    287350
    Total ARIN prefixes after maximum aggregation:               126912
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292124
    Unique aggregates announced from the ARIN address blocks:    134497
ARIN Region origin ASes present in the Internet Routing Table:    19208
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    2013
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4932
Number of ARIN addresses announced to Internet:              1268247362
    Equivalent to 75 /8s, 151 /16s and 235 /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:                    286352
    Total RIPE prefixes after maximum aggregation:               129951
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           280102
    Unique aggregates announced from the RIPE address blocks:    164756
RIPE Region origin ASes present in the Internet Routing Table:    28755
    RIPE Prefixes per ASN:                                         9.74
RIPE Region origin ASes announcing only one prefix:               12115
RIPE Region transit ASes present in the Internet Routing Table:    4018
Average RIPE Region AS path length visible:                         5.0
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11884
Number of RIPE addresses announced to Internet:               714834034
    Equivalent to 42 /8s, 155 /16s and 128 /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:                  136205
    Total LACNIC prefixes after maximum aggregation:              28854
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         134517
    Unique aggregates announced from the LACNIC address blocks:   50048
LACNIC Region origin ASes present in the Internet Routing Table:  11104
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2131
LACNIC Region transit ASes present in the Internet Routing Table:  2466
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8996
Number of LACNIC addresses announced to Internet:             176943136
    Equivalent to 10 /8s, 139 /16s and 240 /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:                  35188
    Total AfriNIC prefixes after maximum aggregation:              6265
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         47085
    Unique aggregates announced from the AfriNIC address blocks:  13124
AfriNIC Region origin ASes present in the Internet Routing Table:  1852
    AfriNIC Prefixes per ASN:                                     25.42
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1219
Number of AfriNIC addresses announced to Internet:            107405312
    Equivalent to 6 /8s, 102 /16s and 224 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9845       8745      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5634        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4524       1878      49  VNPT-AS-VN VNPT Corp, VN
 18403        4338        347      24  FPT-AS-AP FPT Telecom Company, VN
  7552        3932       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3767        510     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2795        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2488      11524     579  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        9957      11389    3522  AMAZON-02, US
   174        5248       8783     878  COGENT-174, US
 11492        4621        306     593  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3564       3057     251  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3222      54904    2474  DNIC-AS-00749, US
 16625        3165       1364    2254  AKAMAI-AS, US
  7018        2844      23664    1797  ATT-INTERNET4, US
   367        2777       3386    1301  DNIC-ASBLK-00306-00371, 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        9193       1234    2055  TTNET, TR
 12479        7761       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3901       3396     152  AKAMAI-ASN1, NL
  9009        3523        301    1761  M247, RO
 12389        2989       2304     900  ROSTELECOM-AS, RU
  8551        2649        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  8452        2591       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2388        365     573  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       12175       3320     506  UNINET, MX
 10620        3512        492     940  Telmex Colombia S.A., CO
 13999        2548        355     667  Mega Cable, S.A. de C.V., MX
 11830        2003        369      64  Instituto Costarricense de Electricidad
 28573        1553       2311     255  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1239        278      33  Techtel LMDS Comunicaciones Interactiva
 19429        1231        216      21  ETB - Colombia, CO
  6503        1128        315     480  Axtel, S.A.B. de C.V., MX
 28202        1114         52       9  Rede Brasileira de Comunicacao SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1635        314      37  Telkom-Internet, ZA
 24835        1569        577      29  RAYA-AS, EG
 24863        1494        389      20  LINKdotNET-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1219         77      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 15399         531         56      56  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       12175       3320     506  UNINET, MX
 16509        9957      11389    3522  AMAZON-02, US
  9808        9845       8745      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9193       1234    2055  TTNET, TR
 12479        7761       1708     145  UNI2-AS, ES
  7545        5634        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5248       8783     878  COGENT-174, US
  4538        4998       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4621        306     593  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        9845         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7761         7616  UNI2-AS, ES
 47331        9193         7138  TTNET, TR
 16509        9957         6435  AMAZON-02, US
  7545        5634         4965  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998         4924  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 45899        4524         4475  VNPT-AS-VN VNPT Corp, VN
   174        5248         4370  COGENT-174, US
 18403        4338         4314  FPT-AS-AP FPT Telecom Company, VN

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-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24              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  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

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

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

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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

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

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/22        Origin:    138415  YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22       Transit:      3491  BTN-ASN, 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      /11:93      /12:298     
/13:582     /14:1196    /15:2132    /16:13421   /17:8530    /18:14785   
/19:25791   /20:45813   /21:54539   /22:115707  /23:108676  /24:612419  
/25:1128    /26:1089    /27:1609    /28:308     /29:518     /30:514     
/31:351     /32:908     

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

   ASN  No of nets  Total ann.  Description
 47331        8296        9193  TTNET, TR
 12479        6855        7761  UNI2-AS, ES
  8151        6220       12175  UNINET, MX
 11492        3530        4621  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2660        3564  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2180        2524  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2141        3512  Telmex Colombia S.A., CO

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

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

   1:2333      2:1724      3:343       4:22        5:4743      6:162    
   7:6         8:1623      9:1        11:172      12:1464     13:360    
  14:2488     15:319      16:217      17:376      18:770      20:403    
  21:4        22:188      23:6910     24:3115     25:2        27:2636   
  29:19       31:2744     32:61       34:66       35:139      36:2335   
  37:4605     38:8926     39:904      40:125      41:4672     42:2109   
  43:2443     44:326      45:18529    46:4610     47:307      49:1978   
  50:1935     51:581      52:1616     54:313      55:975      56:7      
  57:189      58:2170     59:1273     60:1034     61:2801     62:2893   
  63:1931     64:5719     65:2364     66:4842     67:3073     68:1346   
  69:4138     70:1381     71:593      72:2962     74:2630     75:1589   
  76:628      77:2625     78:4185     79:2552     80:2225     81:2273   
  82:1725     83:1428     84:1680     85:4120     86:1015     87:2322   
  88:3146     89:4270     90:687      91:8282     92:2397     93:2742   
  94:3914     95:5456     96:1291     97:316      98:1051     99:739    
 100:90      101:1201    102:3934    103:32992   104:4830    105:2089   
 106:1022    107:2758    108:1164    109:4225    110:2186    111:3285   
 112:2110    113:1845    114:1826    115:2178    116:1918    117:2682   
 118:2855    119:2097    120:1808    121:1380    122:2845    123:2274   
 124:1713    125:2906    126:32      128:1537    129:1033    130:1203   
 131:2014    132:926     133:412     134:1746    135:365     136:1126   
 137:1088    138:3163    139:1552    140:1385    141:1357    142:1682   
 143:1711    144:1014    145:371     146:2113    147:1974    148:2550   
 149:2823    150:1052    151:1353    152:2239    153:595     154:7038   
 155:1475    156:2333    157:1868    158:1161    159:2341    160:2788   
 161:1734    162:3601    163:1773    164:1711    165:2200    166:1267   
 167:1826    168:4268    169:840     170:5369    171:1063    172:3895   
 173:3085    174:899     175:1282    176:3625    177:6328    178:3840   
 179:2723    180:2460    181:3838    182:3401    183:2010    184:2282   
 185:21181   186:5640    187:5196    188:4340    189:4601    190:9790   
 191:2109    192:11106   193:9185    194:7704    195:5520    196:3725   
 197:2983    198:6127    199:7941    200:8560    201:6559    202:10856  
 203:10672   204:4654    205:3698    206:4555    207:3662    208:4215   
 209:5134    210:4814    211:2677    212:4408    213:3633    214:1072   
 215:49      216:6903    217:3208    218:1369    219:612     220:2048   
 221:1046    222:964     223:2247   

End of report


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