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

REN Routing Table Report cscora at bgp.nsrc.org
Sun May 19 22:41:33 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 19 May, 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:                              1008205
    Prefixes after maximum aggregation (per Origin AS):          367103
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      462159
Total ASes present in the Internet Routing Table:                 76080
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65264
Origin ASes announcing only one prefix:                           26070
Transit ASes present in the Internet Routing Table:               10816
Transit-only ASes present in the Internet Routing Table:            508
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1217
    Number of instances of unregistered ASNs:                      1219
Number of 32-bit ASNs allocated by the RIRs:                      44497
Number of 32-bit ASNs visible in the Routing Table:               36565
Prefixes from 32-bit ASNs in the Routing Table:                  197072
Number of bogon 32-bit ASNs visible in the Routing Table:           170
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            740
Number of addresses announced to Internet:                   3029634676
    Equivalent to 180 /8s, 148 /16s and 142 /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:      344811

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

Prefixes being announced by APNIC Region ASes:                   263853
    Total APNIC prefixes after maximum aggregation:               74701
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          255748
    Unique aggregates announced from the APNIC address blocks:   101124
APNIC Region origin ASes present in the Internet Routing Table:   14267
    APNIC Prefixes per ASN:                                       17.93
APNIC Region origin ASes announcing only one prefix:               4272
APNIC Region transit ASes present in the Internet Routing Table:   1913
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9610
Number of APNIC addresses announced to Internet:              762249888
    Equivalent to 45 /8s, 111 /16s and 2 /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:                    287013
    Total ARIN prefixes after maximum aggregation:               126782
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291518
    Unique aggregates announced from the ARIN address blocks:    133762
ARIN Region origin ASes present in the Internet Routing Table:    19211
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1967
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:    4916
Number of ARIN addresses announced to Internet:              1267931458
    Equivalent to 75 /8s, 147 /16s and 25 /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:                    285451
    Total RIPE prefixes after maximum aggregation:               129468
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           279471
    Unique aggregates announced from the RIPE address blocks:    164126
RIPE Region origin ASes present in the Internet Routing Table:    28731
    RIPE Prefixes per ASN:                                         9.73
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    3950
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11841
Number of RIPE addresses announced to Internet:               714634866
    Equivalent to 42 /8s, 152 /16s and 118 /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:                  135760
    Total LACNIC prefixes after maximum aggregation:              29150
    LACNIC Deaggregation factor:                                   4.66
Prefixes being announced from the LACNIC address blocks:         134212
    Unique aggregates announced from the LACNIC address blocks:   49507
LACNIC Region origin ASes present in the Internet Routing Table:  11081
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2128
LACNIC Region transit ASes present in the Internet Routing Table:  2437
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8979
Number of LACNIC addresses announced to Internet:             177007904
    Equivalent to 10 /8s, 140 /16s and 237 /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:                  34911
    Total AfriNIC prefixes after maximum aggregation:              6268
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         46515
    Unique aggregates announced from the AfriNIC address blocks:  13112
AfriNIC Region origin ASes present in the Internet Routing Table:  1853
    AfriNIC Prefixes per ASN:                                     25.10
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1219
Number of AfriNIC addresses announced to Internet:            107425024
    Equivalent to 6 /8s, 103 /16s and 45 /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       8744      69  CHINAMOBILE-CN China Mobile Communicati
  7545        5638        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5036       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4542       1893      45  VNPT-AS-VN VNPT Corp, VN
 18403        4417        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3917       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3736        508     265  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2796        864     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      11522     582  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        9911      11374    3566  AMAZON-02, US
   174        5458       8780     873  COGENT-174, US
 11492        4616        306     604  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3597       1320      79  SHAW, CA
 22773        3549       3058     237  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3155       1342    2246  AKAMAI-AS, US
  7018        2827      23659    1783  ATT-INTERNET4, US
   367        2781       3442    1306  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        9135       1227    2147  TTNET, TR
 12479        7767       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3904       3396     152  AKAMAI-ASN1, NL
  9009        3386        294    1685  M247, RO
 12389        2989       2305     902  ROSTELECOM-AS, RU
  8551        2638        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  8452        2569       1852      14  TE-AS TE-AS, EG
  5384        2489        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        365     574  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       12209       3321     494  UNINET, MX
 10620        3511        492     939  Telmex Colombia S.A., CO
 13999        2541        353     664  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1557       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        789     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1233        216      21  ETB - Colombia, CO
 11664        1182        176     442  Techtel LMDS Comunicaciones Interactiva
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1125        314     478  Axtel, S.A.B. de C.V., MX

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        1634        314      37  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1375       1520     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1201         77      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         547         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       12209       3321     494  UNINET, MX
 16509        9911      11374    3566  AMAZON-02, US
  9808        9847       8744      69  CHINAMOBILE-CN China Mobile Communicati
 47331        9135       1227    2147  TTNET, TR
 12479        7767       1708     145  UNI2-AS, ES
  7545        5638        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5458       8780     873  COGENT-174, US
  4538        5036       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4616        306     604  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         9778  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7767         7622  UNI2-AS, ES
 47331        9135         6988  TTNET, TR
 16509        9911         6345  AMAZON-02, US
  7545        5638         4964  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5036         4962  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5458         4585  COGENT-174, US
 45899        4542         4497  VNPT-AS-VN VNPT Corp, VN
 18403        4417         4394  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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

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
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, 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      /11:94      /12:297     
/13:583     /14:1197    /15:2123    /16:13420   /17:8522    /18:14733   
/19:25776   /20:45769   /21:54552   /22:115550  /23:108294  /24:610996  
/25:1123    /26:1100    /27:1607    /28:316     /29:523     /30:521     
/31:353     /32:688     

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

   ASN  No of nets  Total ann.  Description
 47331        8242        9135  TTNET, TR
 12479        6863        7767  UNI2-AS, ES
  8151        6233       12209  UNINET, MX
 11492        3525        4616  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3597  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2639        3549  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2152        2498  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2137        3511  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)
----------------------------------------------

   1:2318      2:1719      3:344       4:22        5:4755      6:164    
   7:6         8:1621      9:1        11:172      12:1463     13:360    
  14:2489     15:318      16:211      17:373      18:766      20:393    
  21:4        22:188      23:6805     24:3126     25:2        27:2633   
  29:19       31:2739     32:61       34:65       35:137      36:2330   
  37:4606     38:8735     39:903      40:125      41:4701     42:2174   
  43:2448     44:321      45:18450    46:4598     47:313      49:1968   
  50:1927     51:580      52:1611     54:313      55:998      56:5      
  57:187      58:2137     59:1270     60:1028     61:2815     62:2833   
  63:1933     64:5723     65:2391     66:4842     67:3070     68:1351   
  69:4159     70:1389     71:595      72:2951     74:2628     75:1596   
  76:623      77:2638     78:4179     79:2549     80:2230     81:2266   
  82:1679     83:1409     84:1667     85:4092     86:1007     87:2321   
  88:3110     89:4241     90:680      91:8291     92:2392     93:2734   
  94:3910     95:5448     96:1296     97:316      98:1052     99:742    
 100:91      101:1201    102:3753    103:33152   104:4824    105:2089   
 106:1018    107:2777    108:1161    109:4190    110:2184    111:3289   
 112:2114    113:1839    114:1808    115:2186    116:1921    117:2678   
 118:2857    119:2080    120:1798    121:1366    122:2844    123:2272   
 124:1706    125:2905    126:32      128:1552    129:1037    130:1195   
 131:2025    132:920     133:412     134:1749    135:365     136:1063   
 137:1082    138:3156    139:1566    140:1397    141:1361    142:1603   
 143:1696    144:1020    145:365     146:2105    147:1940    148:2545   
 149:2821    150:1052    151:1351    152:2179    153:595     154:6853   
 155:1464    156:2320    157:1821    158:1157    159:2345    160:2758   
 161:1720    162:3592    163:1772    164:1716    165:2186    166:1174   
 167:1823    168:4235    169:833     170:5365    171:1059    172:3883   
 173:3078    174:896     175:1258    176:3842    177:6329    178:3862   
 179:2692    180:2455    181:3838    182:3404    183:2012    184:2284   
 185:21157   186:5593    187:5192    188:4347    189:4563    190:9810   
 191:2075    192:11067   193:9189    194:7692    195:5505    196:3717   
 197:2812    198:6107    199:7895    200:8563    201:6533    202:10881  
 203:10696   204:4655    205:3817    206:4549    207:3653    208:4214   
 209:5142    210:4790    211:2672    212:4443    213:3600    214:1071   
 215:49      216:6948    217:3228    218:1369    219:614     220:2053   
 221:1045    222:978     223:2249   

End of report


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