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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 18 22:41:41 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 18 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:                              1000931
    Prefixes after maximum aggregation (per Origin AS):          367438
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464924
Total ASes present in the Internet Routing Table:                 76103
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65252
Origin ASes announcing only one prefix:                           26139
Transit ASes present in the Internet Routing Table:               10851
Transit-only ASes present in the Internet Routing Table:            550
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                     104
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1119
    Number of instances of unregistered ASNs:                      1124
Number of 32-bit ASNs allocated by the RIRs:                      44780
Number of 32-bit ASNs visible in the Routing Table:               36697
Prefixes from 32-bit ASNs in the Routing Table:                  197742
Number of bogon 32-bit ASNs visible in the Routing Table:           177
Special use prefixes present in the Routing Table:                   46
Prefixes being announced from unallocated address space:            688
Number of addresses announced to Internet:                   3027768948
    Equivalent to 180 /8s, 120 /16s and 22 /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:      341316

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

Prefixes being announced by APNIC Region ASes:                   259366
    Total APNIC prefixes after maximum aggregation:               74787
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251410
    Unique aggregates announced from the APNIC address blocks:   101224
APNIC Region origin ASes present in the Internet Routing Table:   14247
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4292
APNIC Region transit ASes present in the Internet Routing Table:   1889
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9636
Number of APNIC addresses announced to Internet:              761779360
    Equivalent to 45 /8s, 103 /16s and 212 /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:                    287438
    Total ARIN prefixes after maximum aggregation:               126916
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291579
    Unique aggregates announced from the ARIN address blocks:    134605
ARIN Region origin ASes present in the Internet Routing Table:    19173
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6949
ARIN Region transit ASes present in the Internet Routing Table:    1980
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:    4939
Number of ARIN addresses announced to Internet:              1267374658
    Equivalent to 75 /8s, 138 /16s and 154 /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:                    282095
    Total RIPE prefixes after maximum aggregation:               129813
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           276891
    Unique aggregates announced from the RIPE address blocks:    164867
RIPE Region origin ASes present in the Internet Routing Table:    28768
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12128
RIPE Region transit ASes present in the Internet Routing Table:    3966
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11905
Number of RIPE addresses announced to Internet:               714132850
    Equivalent to 42 /8s, 144 /16s and 205 /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:                  135728
    Total LACNIC prefixes after maximum aggregation:              28918
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         133916
    Unique aggregates announced from the LACNIC address blocks:   50143
LACNIC Region origin ASes present in the Internet Routing Table:  11114
    LACNIC Prefixes per ASN:                                      12.05
LACNIC Region origin ASes announcing only one prefix:              2150
LACNIC Region transit ASes present in the Internet Routing Table:  2461
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                       104
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9002
Number of LACNIC addresses announced to Internet:             176786208
    Equivalent to 10 /8s, 137 /16s and 139 /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:                  35185
    Total AfriNIC prefixes after maximum aggregation:              6305
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         46446
    Unique aggregates announced from the AfriNIC address blocks:  13574
AfriNIC Region origin ASes present in the Internet Routing Table:  1851
    AfriNIC Prefixes per ASN:                                     25.09
AfriNIC Region origin ASes announcing only one prefix:              620
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1215
Number of AfriNIC addresses announced to Internet:            107294464
    Equivalent to 6 /8s, 101 /16s and 47 /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        9856       8745      76  CHINAMOBILE-CN China Mobile Communicati
  7545        5642        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4984       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4168        347      23  UNASSIGNED
  7552        3954       1331      21  UNASSIGNED
  9498        3779        510     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3615       1043      64  UNASSIGNED
 45899        3279       1857     105  UNASSIGNED
 24560        2823        863     400  UNASSIGNED
  4766        2484      11523     582  UNASSIGNED

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       10063      11428    3571  AMAZON-02, US
   174        5382       8783     865  COGENT-174, US
 11492        4640        308     549  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3553       3039     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3251      54901    2503  UNASSIGNED
 16625        3203       1363    2243  AKAMAI-AS, US
  7018        2834      23664    1778  ATT-INTERNET4, US
396982        2767       3620     415  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        9199       1234    2049  TTNET, TR
 12479        7724       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3905       3397     155  AKAMAI-ASN1, NL
  9009        3579        305    1801  M247, RO
 12389        2987       2304     897  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1845       1852      14  TE-AS TE-AS, EG
  8551        1778        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1698        123    1232  CDNEXT, GB

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       11891       3302     501  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2546        354     671  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1551       2308     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1250        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1125        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1091        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        1636        314      37  Telkom-Internet, ZA
 24863        1609        389      20  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1380       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1219         77      73  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         552         82       3  KENET-AS, KE
 15399         528         56      55  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       11891       3302     501  UNINET, MX
 16509       10063      11428    3571  AMAZON-02, US
  9808        9856       8745      76  CHINAMOBILE-CN China Mobile Communicati
 47331        9199       1234    2049  TTNET, TR
 12479        7724       1708     145  UNI2-AS, ES
  7545        5642        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5382       8783     865  COGENT-174, US
  4538        4984       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4640        308     549  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        9856         9780  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7724         7579  UNI2-AS, ES
 47331        9199         7150  TTNET, TR
 16509       10063         6492  AMAZON-02, US
  7545        5642         4970  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4984         4910  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5382         4517  COGENT-174, US
 18403        4168         4145  UNASSIGNED
 11492        4640         4091  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-DDOS-M
     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
     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             3356  LEVEL3, 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  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.170.224.0/24      Origin:     30168  UNASSIGNED
23.170.224.0/24     Transit:    397095  SETSONLLC, US
23.189.192.0/24      Origin:     27593  UNASSIGNED
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      /11:94      /12:298     
/13:580     /14:1198    /15:2121    /16:13365   /17:8380    /18:14185   
/19:25275   /20:45404   /21:53960   /22:114591  /23:107243  /24:607711  
/25:1126    /26:1085    /27:1631    /28:313     /29:522     /30:515     
/31:352     /32:914     

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

   ASN  No of nets  Total ann.  Description
 47331        8302        9199  TTNET, TR
 12479        6812        7724  UNI2-AS, ES
  8151        5938       11891  UNINET, MX
 11492        3547        4640  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2660        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2157        2499  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2147        3518  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)
----------------------------------------------

   1:2308      2:1673      3:350       4:22        5:4662      6:162    
   7:6         8:1628      9:1        11:172      12:1459     13:357    
  14:2454     15:316      16:217      17:370      18:774      20:396    
  21:4        22:188      23:6902     24:3092     25:2        27:2642   
  29:19       31:2650     32:61       34:66       35:138      36:2356   
  37:4590     38:8988     39:899      40:143      41:4636     42:2015   
  43:2403     44:333      45:18574    46:4612     47:305      49:1977   
  50:1884     51:584      52:1614     54:316      55:915      56:8      
  57:211      58:2160     59:1265     60:1035     61:2670     62:2844   
  63:1921     64:5681     65:2355     66:4784     67:3069     68:1335   
  69:4163     70:1381     71:584      72:2965     74:2639     75:1583   
  76:623      77:2637     78:4200     79:1818     80:2222     81:2174   
  82:1704     83:1398     84:1692     85:4093     86:931      87:2336   
  88:3119     89:4278     90:678      91:8296     92:2332     93:2734   
  94:3825     95:5435     96:1279     97:318      98:1042     99:740    
 100:90      101:1180    102:3905    103:32653   104:4867    105:2115   
 106:1002    107:2523    108:1157    109:4101    110:2153    111:3281   
 112:2075    113:1827    114:1828    115:2150    116:1909    117:2659   
 118:2797    119:2015    120:1810    121:1388    122:2705    123:2267   
 124:1679    125:2884    126:32      128:1529    129:1011    130:1211   
 131:2029    132:932     133:412     134:1742    135:364     136:1123   
 137:1094    138:3153    139:1527    140:1400    141:1374    142:1688   
 143:1706    144:1018    145:373     146:2128    147:1995    148:2557   
 149:2815    150:1042    151:1362    152:2252    153:593     154:7276   
 155:1502    156:2317    157:1889    158:1168    159:2324    160:2837   
 161:1736    162:3593    163:1719    164:1725    165:2204    166:1276   
 167:1838    168:4331    169:829     170:5381    171:1053    172:3883   
 173:3081    174:897     175:1252    176:3584    177:6242    178:3830   
 179:2671    180:2453    181:3852    182:3356    183:1987    184:2283   
 185:21181   186:5578    187:5102    188:4291    189:4539    190:9704   
 191:2034    192:11084   193:9216    194:7621    195:5478    196:3347   
 197:2824    198:6123    199:7988    200:8678    201:6651    202:10739  
 203:10328   204:4649    205:3719    206:4540    207:3666    208:4206   
 209:5152    210:4788    211:2634    212:4432    213:3618    214:1060   
 215:49      216:6864    217:3070    218:1358    219:582     220:2032   
 221:1041    222:852     223:2250   

End of report


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