[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 11 22:41:09 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 11 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:                              1009268
    Prefixes after maximum aggregation (per Origin AS):          367874
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      464983
Total ASes present in the Internet Routing Table:                 76159
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65138
Origin ASes announcing only one prefix:                           26091
Transit ASes present in the Internet Routing Table:               11021
Transit-only ASes present in the Internet Routing Table:            549
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1093
    Number of instances of unregistered ASNs:                      1126
Number of 32-bit ASNs allocated by the RIRs:                      44730
Number of 32-bit ASNs visible in the Routing Table:               36682
Prefixes from 32-bit ASNs in the Routing Table:                  198431
Number of bogon 32-bit ASNs visible in the Routing Table:           235
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            629
Number of addresses announced to Internet:                   3027886964
    Equivalent to 180 /8s, 121 /16s and 227 /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:      344305

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

Prefixes being announced by APNIC Region ASes:                   264189
    Total APNIC prefixes after maximum aggregation:               75055
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          255875
    Unique aggregates announced from the APNIC address blocks:   101245
APNIC Region origin ASes present in the Internet Routing Table:   14301
    APNIC Prefixes per ASN:                                       17.89
APNIC Region origin ASes announcing only one prefix:               4282
APNIC Region transit ASes present in the Internet Routing Table:   1946
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9652
Number of APNIC addresses announced to Internet:              762466208
    Equivalent to 45 /8s, 114 /16s and 79 /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:                    287347
    Total ARIN prefixes after maximum aggregation:               126969
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291963
    Unique aggregates announced from the ARIN address blocks:    134589
ARIN Region origin ASes present in the Internet Routing Table:    19192
    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:    2004
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:    4938
Number of ARIN addresses announced to Internet:              1267307074
    Equivalent to 75 /8s, 137 /16s and 146 /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:                    285476
    Total RIPE prefixes after maximum aggregation:               129888
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           279320
    Unique aggregates announced from the RIPE address blocks:    164944
RIPE Region origin ASes present in the Internet Routing Table:    28747
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    4043
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11866
Number of RIPE addresses announced to Internet:               713757298
    Equivalent to 42 /8s, 139 /16s and 18 /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:                  135852
    Total LACNIC prefixes after maximum aggregation:              28997
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         134086
    Unique aggregates announced from the LACNIC address blocks:   50213
LACNIC Region origin ASes present in the Internet Routing Table:  11116
    LACNIC Prefixes per ASN:                                      12.06
LACNIC Region origin ASes announcing only one prefix:              2147
LACNIC Region transit ASes present in the Internet Routing Table:  2459
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9002
Number of LACNIC addresses announced to Internet:             176735520
    Equivalent to 10 /8s, 136 /16s and 197 /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:                  35311
    Total AfriNIC prefixes after maximum aggregation:              6295
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         47394
    Unique aggregates announced from the AfriNIC address blocks:  13490
AfriNIC Region origin ASes present in the Internet Routing Table:  1859
    AfriNIC Prefixes per ASN:                                     25.49
AfriNIC Region origin ASes announcing only one prefix:              623
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1224
Number of AfriNIC addresses announced to Internet:            107300864
    Equivalent to 6 /8s, 101 /16s and 72 /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        9847       8745      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5638        777     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4523       1878      49  UNASSIGNED
 18403        4184        347      23  UNASSIGNED
  7552        3934       1331      21  UNASSIGNED
  9498        3782        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3602       1043      64  UNASSIGNED
 24560        2824        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       10034      11399    3556  AMAZON-02, US
   174        5258       8782     873  COGENT-174, US
 11492        4629        307     575  CABLEONE, US
  7155        4172        288      90  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3563       3056     243  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3251      54901    2503  UNASSIGNED
 16625        3176       1361    2260  AKAMAI-AS, US
  7018        2872      23667    1805  ATT-INTERNET4, US
396982        2759       3619     408  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        9196       1234    2050  TTNET, TR
 12479        7735       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3910       3396     153  AKAMAI-ASN1, NL
  9009        3591        306    1809  M247, RO
 12389        2988       2304     898  ROSTELECOM-AS, RU
  8452        2564       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2390        364     567  TELLCOM-AS, TR
  8551        1770        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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       12179       3322     507  UNINET, MX
 10620        3514        492     936  Telmex Colombia S.A., CO
 13999        2548        355     667  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1551       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1251        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1130        315     480  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1090        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        1635        314      37  Telkom-Internet, ZA
 24863        1615        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1377       1520     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1216         77      75  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         552         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       12179       3322     507  UNINET, MX
 16509       10034      11399    3556  AMAZON-02, US
  9808        9847       8745      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9196       1234    2050  TTNET, TR
 12479        7735       1708     145  UNI2-AS, ES
  7545        5638        777     671  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5258       8782     873  COGENT-174, US
  4538        5032       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4629        307     575  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        9847         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7735         7590  UNI2-AS, ES
 47331        9196         7146  TTNET, TR
 16509       10034         6478  AMAZON-02, US
  7545        5638         4967  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032         4958  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 45899        4523         4474  UNASSIGNED
   174        5258         4385  COGENT-174, US
 18403        4184         4161  UNASSIGNED

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             17054  EXPEDIENT, 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  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.189.192.0/24      Origin:     27593  UNASSIGNED
23.189.192.0/24     Transit:       174  COGENT-174, US
41.57.112.0/24       Origin:      3741  IS, ZA
41.57.112.0/24      Transit:      3356  LEVEL3, 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     
/13:580     /14:1195    /15:2125    /16:13402   /17:8516    /18:14765   
/19:25749   /20:45736   /21:54469   /22:115492  /23:108574  /24:611786  
/25:1127    /26:1082    /27:1617    /28:311     /29:524     /30:515     
/31:350     /32:894     

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

   ASN  No of nets  Total ann.  Description
 47331        8299        9196  TTNET, TR
 12479        6823        7735  UNI2-AS, ES
  8151        6222       12179  UNINET, MX
 11492        3536        4629  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2665        3563  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2159        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2143        3514  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)
----------------------------------------------

   1:2325      2:1745      3:348       4:22        5:4750      6:160    
   7:6         8:1620      9:1        11:172      12:1458     13:359    
  14:2489     15:319      16:217      17:376      18:767      20:401    
  21:4        22:188      23:6896     24:3109     25:2        27:2639   
  29:19       31:2743     32:61       34:66       35:139      36:2339   
  37:4596     38:8941     39:904      40:141      41:4699     42:2051   
  43:2455     44:328      45:18570    46:4609     47:306      49:1986   
  50:1904     51:583      52:1613     54:313      55:999      56:8      
  57:189      58:2167     59:1272     60:1034     61:2801     62:2847   
  63:1922     64:5700     65:2363     66:4813     67:3077     68:1347   
  69:4150     70:1386     71:592      72:2965     74:2635     75:1583   
  76:628      77:2634     78:4194     79:1812     80:2224     81:2269   
  82:1707     83:1437     84:1691     85:4094     86:1026     87:2345   
  88:3118     89:4274     90:680      91:8314     92:2404     93:2739   
  94:3912     95:5451     96:1291     97:316      98:1059     99:740    
 100:90      101:1201    102:3960    103:32964   104:4837    105:2090   
 106:1065    107:2539    108:1161    109:4096    110:2186    111:3287   
 112:2112    113:1838    114:1834    115:2180    116:1914    117:2684   
 118:2822    119:2097    120:1808    121:1394    122:2836    123:2278   
 124:1703    125:2908    126:32      128:1541    129:1024    130:1212   
 131:2036    132:924     133:412     134:1742    135:365     136:1118   
 137:1090    138:3154    139:1551    140:1390    141:1375    142:1687   
 143:1752    144:1015    145:374     146:2094    147:1995    148:2550   
 149:2844    150:1049    151:1365    152:2251    153:595     154:7240   
 155:1508    156:2320    157:1883    158:1161    159:2335    160:2817   
 161:1737    162:3614    163:1773    164:1718    165:2204    166:1279   
 167:1833    168:4311    169:822     170:5359    171:1058    172:3896   
 173:3089    174:899     175:1285    176:3632    177:6397    178:3830   
 179:2659    180:2481    181:3831    182:3371    183:1995    184:2285   
 185:21199   186:5547    187:5188    188:4354    189:4634    190:9692   
 191:2078    192:11079   193:9197    194:7702    195:5527    196:3727   
 197:3003    198:6117    199:7970    200:8644    201:6631    202:10805  
 203:10684   204:4651    205:3725    206:4534    207:3661    208:4218   
 209:5141    210:4818    211:2675    212:4440    213:3640    214:1079   
 215:49      216:6893    217:3204    218:1370    219:613     220:2049   
 221:1047    222:966     223:2244   

End of report


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