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

REN Routing Table Report cscora at bgp.nsrc.org
Wed May 29 22:41:02 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 29 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:                              1010428
    Prefixes after maximum aggregation (per Origin AS):          367717
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      463116
Total ASes present in the Internet Routing Table:                 76163
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65177
Origin ASes announcing only one prefix:                           26115
Transit ASes present in the Internet Routing Table:               10986
Transit-only ASes present in the Internet Routing Table:            533
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:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1345
    Number of instances of unregistered ASNs:                      1350
Number of 32-bit ASNs allocated by the RIRs:                      44579
Number of 32-bit ASNs visible in the Routing Table:               36646
Prefixes from 32-bit ASNs in the Routing Table:                  197825
Number of bogon 32-bit ASNs visible in the Routing Table:           177
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            879
Number of addresses announced to Internet:                   3030441460
    Equivalent to 180 /8s, 160 /16s and 221 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      345527

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

Prefixes being announced by APNIC Region ASes:                   264349
    Total APNIC prefixes after maximum aggregation:               74941
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          256226
    Unique aggregates announced from the APNIC address blocks:   101261
APNIC Region origin ASes present in the Internet Routing Table:   14285
    APNIC Prefixes per ASN:                                       17.94
APNIC Region origin ASes announcing only one prefix:               4285
APNIC Region transit ASes present in the Internet Routing Table:   1926
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:   9629
Number of APNIC addresses announced to Internet:              762409504
    Equivalent to 45 /8s, 113 /16s and 114 /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:               126690
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292072
    Unique aggregates announced from the ARIN address blocks:    133809
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:                6958
ARIN Region transit ASes present in the Internet Routing Table:    2016
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4930
Number of ARIN addresses announced to Internet:              1268310850
    Equivalent to 75 /8s, 152 /16s and 227 /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:                    286536
    Total RIPE prefixes after maximum aggregation:               129960
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           280130
    Unique aggregates announced from the RIPE address blocks:    164696
RIPE Region origin ASes present in the Internet Routing Table:    28769
    RIPE Prefixes per ASN:                                         9.74
RIPE Region origin ASes announcing only one prefix:               12120
RIPE Region transit ASes present in the Internet Routing Table:    4010
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11876
Number of RIPE addresses announced to Internet:               714854514
    Equivalent to 42 /8s, 155 /16s and 208 /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:                  135921
    Total LACNIC prefixes after maximum aggregation:              29150
    LACNIC Deaggregation factor:                                   4.66
Prefixes being announced from the LACNIC address blocks:         134300
    Unique aggregates announced from the LACNIC address blocks:   49729
LACNIC Region origin ASes present in the Internet Routing Table:  11101
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2139
LACNIC Region transit ASes present in the Internet Routing Table:  2466
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8990
Number of LACNIC addresses announced to Internet:             177093152
    Equivalent to 10 /8s, 142 /16s and 58 /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:                  34927
    Total AfriNIC prefixes after maximum aggregation:              6266
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         46820
    Unique aggregates announced from the AfriNIC address blocks:  13130
AfriNIC Region origin ASes present in the Internet Routing Table:  1853
    AfriNIC Prefixes per ASN:                                     25.27
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  355
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1221
Number of AfriNIC addresses announced to Internet:            107354112
    Equivalent to 6 /8s, 102 /16s and 24 /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        9851       8745      72  CHINAMOBILE-CN China Mobile Communicati
  7545        5635        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5039       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4524       1878      49  VNPT-AS-VN VNPT Corp, VN
 18403        4460        347      24  FPT-AS-AP FPT Telecom Company, VN
  7552        3931       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3759        509     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3644       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2795        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      11523     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        9987      11389    3539  AMAZON-02, US
   174        5247       8783     878  COGENT-174, US
 11492        4610        306     597  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3544       3057     233  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3222      54904    2474  DNIC-AS-00749, US
 16625        3160       1354    2249  AKAMAI-AS, US
  7018        2841      23661    1793  ATT-INTERNET4, US
   367        2775       3352    1302  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        9191       1233    2057  TTNET, TR
 12479        7757       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3915       3396     153  AKAMAI-ASN1, NL
  9009        3514        300    1786  M247, RO
 12389        2990       2304     901  ROSTELECOM-AS, RU
  8551        2638        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        2387        365     572  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       12221       3320     496  UNINET, MX
 10620        3511        492     942  Telmex Colombia S.A., CO
 13999        2546        355     667  Mega Cable, S.A. de C.V., MX
 11830        2003        369      64  Instituto Costarricense de Electricidad
 28573        1554       2311     255  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1231        216      21  ETB - Colombia, CO
 11664        1187        177     439  Techtel LMDS Comunicaciones Interactiva
  6503        1128        315     480  Axtel, S.A.B. de C.V., MX
 28202        1119         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        1208         77      62  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 15399         538         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       12221       3320     496  UNINET, MX
 16509        9987      11389    3539  AMAZON-02, US
  9808        9851       8745      72  CHINAMOBILE-CN China Mobile Communicati
 47331        9191       1233    2057  TTNET, TR
 12479        7757       1708     145  UNI2-AS, ES
  7545        5635        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5247       8783     878  COGENT-174, US
  4538        5039       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4610        306     597  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        9851         9779  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7757         7612  UNI2-AS, ES
 47331        9191         7134  TTNET, TR
 16509        9987         6448  AMAZON-02, US
  7545        5635         4966  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5039         4965  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 45899        4524         4475  VNPT-AS-VN VNPT Corp, VN
 18403        4460         4436  FPT-AS-AP FPT Telecom Company, VN
   174        5247         4369  COGENT-174, US

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, US
23.178.248.0/24      Origin:     14923  AS-GTS-OK-01, US
23.178.248.0/24     Transit:     21738  ROZINT, 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    /15:2130    /16:13421   /17:8534    /18:14791   
/19:25787   /20:45841   /21:54541   /22:115736  /23:108630  /24:612513  
/25:1131    /26:1100    /27:1610    /28:308     /29:518     /30:516     
/31:351     /32:733     

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

   ASN  No of nets  Total ann.  Description
 47331        8296        9191  TTNET, TR
 12479        6851        7757  UNI2-AS, ES
  8151        6247       12221  UNINET, MX
 11492        3525        4610  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2639        3544  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2180        2524  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2140        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)
----------------------------------------------

   1:2336      2:1722      3:348       4:22        5:4746      6:162    
   7:6         8:1621      9:1        11:172      12:1465     13:364    
  14:2490     15:319      16:211      17:376      18:770      20:396    
  21:4        22:188      23:6912     24:3111     25:2        27:2639   
  29:19       31:2742     32:61       34:66       35:138      36:2337   
  37:4631     38:8816     39:903      40:125      41:4663     42:2168   
  43:2448     44:325      45:18525    46:4617     47:307      49:1981   
  50:1935     51:581      52:1617     54:313      55:967      56:5      
  57:189      58:2155     59:1270     60:1031     61:2806     62:2837   
  63:1924     64:5723     65:2395     66:4857     67:3074     68:1347   
  69:4154     70:1385     71:596      72:2960     74:2622     75:1589   
  76:628      77:2621     78:4191     79:2547     80:2222     81:2274   
  82:1715     83:1419     84:1680     85:4117     86:1015     87:2319   
  88:3143     89:4264     90:688      91:8290     92:2401     93:2743   
  94:3920     95:5443     96:1288     97:315      98:1050     99:739    
 100:91      101:1200    102:3938    103:33129   104:4830    105:2090   
 106:1022    107:2801    108:1157    109:4250    110:2192    111:3287   
 112:2111    113:1843    114:1825    115:2177    116:1918    117:2682   
 118:2883    119:2092    120:1808    121:1379    122:2844    123:2269   
 124:1711    125:2910    126:32      128:1546    129:1035    130:1199   
 131:2005    132:925     133:412     134:1747    135:365     136:1117   
 137:1083    138:3145    139:1554    140:1387    141:1358    142:1676   
 143:1709    144:1020    145:370     146:2106    147:1972    148:2546   
 149:2824    150:1052    151:1350    152:2203    153:595     154:7024   
 155:1470    156:2326    157:1856    158:1161    159:2361    160:2778   
 161:1734    162:3604    163:1776    164:1717    165:2198    166:1256   
 167:1825    168:4270    169:840     170:5337    171:1064    172:3892   
 173:3085    174:897     175:1277    176:3850    177:6328    178:3862   
 179:2694    180:2458    181:3821    182:3415    183:2021    184:2285   
 185:21186   186:5616    187:5159    188:4363    189:4585    190:9801   
 191:2089    192:11093   193:9186    194:7700    195:5519    196:3710   
 197:2936    198:6122    199:7918    200:8582    201:6556    202:10850  
 203:10674   204:4656    205:3682    206:4564    207:3661    208:4211   
 209:5128    210:4811    211:2677    212:4408    213:3620    214:1071   
 215:49      216:6947    217:3203    218:1369    219:613     220:2051   
 221:1048    222:984     223:2242   

End of report


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