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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 15 22:41:49 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 15 Jul, 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:                             1002509
    Prefixes after maximum aggregation (per Origin AS):          368173
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465630
Total ASes present in the Internet Routing Table:                 76131
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65124
Origin ASes announcing only one prefix:                           26066
Transit ASes present in the Internet Routing Table:               11007
Transit-only ASes present in the Internet Routing Table:            551
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1078
    Number of instances of unregistered ASNs:                      1087
Number of 32-bit ASNs allocated by the RIRs:                      44976
Number of 32-bit ASNs visible in the Routing Table:               36813
Prefixes from 32-bit ASNs in the Routing Table:                  199202
Number of bogon 32-bit ASNs visible in the Routing Table:           106
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            593
Number of addresses announced to Internet:                   3029025652
    Equivalent to 180 /8s, 139 /16s and 67 /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:      341652

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

Prefixes being announced by APNIC Region ASes:                   260192
    Total APNIC prefixes after maximum aggregation:               75137
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252039
    Unique aggregates announced from the APNIC address blocks:   101786
APNIC Region origin ASes present in the Internet Routing Table:   14303
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               4300
APNIC Region transit ASes present in the Internet Routing Table:   1922
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:   9694
Number of APNIC addresses announced to Internet:              761868704
    Equivalent to 45 /8s, 105 /16s and 49 /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:                    287989
    Total ARIN prefixes after maximum aggregation:               127028
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292111
    Unique aggregates announced from the ARIN address blocks:    134589
ARIN Region origin ASes present in the Internet Routing Table:    19161
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6935
ARIN Region transit ASes present in the Internet Routing Table:    2014
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:    4948
Number of ARIN addresses announced to Internet:              1267614018
    Equivalent to 75 /8s, 142 /16s and 65 /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:                    282151
    Total RIPE prefixes after maximum aggregation:               129867
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277232
    Unique aggregates announced from the RIPE address blocks:    165366
RIPE Region origin ASes present in the Internet Routing Table:    28712
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12060
RIPE Region transit ASes present in the Internet Routing Table:    4016
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11917
Number of RIPE addresses announced to Internet:               715149554
    Equivalent to 42 /8s, 160 /16s and 80 /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:                  135567
    Total LACNIC prefixes after maximum aggregation:              29097
    LACNIC Deaggregation factor:                                   4.66
Prefixes being announced from the LACNIC address blocks:         133786
    Unique aggregates announced from the LACNIC address blocks:   50120
LACNIC Region origin ASes present in the Internet Routing Table:  11135
    LACNIC Prefixes per ASN:                                      12.01
LACNIC Region origin ASes announcing only one prefix:              2155
LACNIC Region transit ASes present in the Internet Routing Table:  2497
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9031
Number of LACNIC addresses announced to Internet:             177269664
    Equivalent to 10 /8s, 144 /16s and 235 /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:                  35532
    Total AfriNIC prefixes after maximum aggregation:              6344
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46747
    Unique aggregates announced from the AfriNIC address blocks:  13284
AfriNIC Region origin ASes present in the Internet Routing Table:  1860
    AfriNIC Prefixes per ASN:                                     25.13
AfriNIC Region origin ASes announcing only one prefix:              616
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1223
Number of AfriNIC addresses announced to Internet:            106782208
    Equivalent to 6 /8s, 93 /16s and 94 /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       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5662        776     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4987       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4201        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3962       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3648       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3238       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2820        859     417  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2479      11523     583  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       10134      11541    3629  AMAZON-02, US
   174        5544       8772     870  COGENT-174, US
 11492        4627        307     563  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      78  SHAW, CA
 22773        3435       3051     191  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54899    2505  DNIC-AS-00749, US
 16625        3193       1343    2220  AKAMAI-AS, US
  7018        2934      23687    1832  ATT-INTERNET4, US
396982        2759       3594     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        9226       1237    1968  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
 39891        4522        272      56  ALJAWWALSTC-AS, SA
 20940        3903       3396     147  AKAMAI-ASN1, NL
  9009        3577        305    1817  M247, RO
 12389        2942       2302     887  ROSTELECOM-AS, RU
 34984        2390        364     570  TELLCOM-AS, TR
  8452        1883       1852      14  TE-AS TE-AS, EG
  8551        1772        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1722        124    1253  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       12093       3323     602  UNINET, MX
 10620        3521        492     937  Telmex Colombia S.A., CO
 13999        2543        354     681  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        777     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 19037        1258        278      33  AMX Argentina S.A., AR
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1084       2503      53  TIM 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        1633        310      36  Telkom-Internet, ZA
 24863        1613        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1381       1520     283  ETISALAT-MISR, EG
 29571        1263         80      77  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         941        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         547         82       3  KENET-AS, KE
 37054         534        115       8  Telecom-Malagasy, MG

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       12093       3323     602  UNINET, MX
 16509       10134      11541    3629  AMAZON-02, US
  9808        9851       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9226       1237    1968  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
  7545        5662        776     671  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5544       8772     870  COGENT-174, US
  4538        4987       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4627        307     563  CABLEONE, US
 39891        4522        272      56  ALJAWWALSTC-AS, SA

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         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7714         7569  UNI2-AS, ES
 47331        9226         7258  TTNET, TR
 16509       10134         6505  AMAZON-02, US
  7545        5662         4991  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4987         4913  ERX-CERNET-BKB China Education and Research Net
   174        5544         4674  COGENT-174, US
 39891        4522         4466  ALJAWWALSTC-AS, SA
 18403        4201         4178  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  VIASAT-SP-BACKBONE, 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-D
     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
    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
     54338  UNALLOCATED  8.33.241.0/24             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
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
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

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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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       /9:16      /10:37      /11:92      /12:295     
/13:579     /14:1194    /15:2124    /16:13362   /17:8398    /18:14186   
/19:25240   /20:45311   /21:54018   /22:114401  /23:107389  /24:609253  
/25:1289    /26:1090    /27:1637    /28:311     /29:521     /30:514     
/31:351     /32:884     

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

   ASN  No of nets  Total ann.  Description
 47331        8328        9226  TTNET, TR
 12479        6800        7714  UNI2-AS, ES
  8151        6146       12093  UNINET, MX
 11492        3537        4627  CABLEONE, US
  6327        3391        3594  SHAW, CA
 39891        3345        4522  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2568        3435  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2164        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2150        3521  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)
----------------------------------------------

   1:2329      2:1666      3:371       4:22        5:4694      6:149    
   7:6         8:1623      9:2        11:172      12:1442     13:361    
  14:2363     15:321      16:219      17:367      18:783      20:397    
  21:4        22:188      23:6948     24:3099     25:2        27:2700   
  29:19       31:2665     32:60       34:66       35:138      36:2371   
  37:4625     38:9333     39:909      40:149      41:4626     42:2005   
  43:2430     44:329      45:18744    46:4614     47:300      49:1973   
  50:1889     51:586      52:1602     54:314      55:918      56:8      
  57:223      58:2227     59:1270     60:1048     61:2880     62:2861   
  63:1918     64:5685     65:2354     66:4783     67:3067     68:1325   
  69:4103     70:1349     71:568      72:2940     74:2634     75:1588   
  76:626      77:2638     78:4207     79:1814     80:2229     81:2196   
  82:1710     83:1399     84:1701     85:4116     86:936      87:2337   
  88:3142     89:4313     90:691      91:8307     92:2362     93:2725   
  94:3839     95:5449     96:1279     97:322      98:1030     99:739    
 100:89      101:1182    102:3973    103:32590   104:4851    105:2106   
 106:1004    107:2511    108:1159    109:4095    110:2140    111:3278   
 112:2075    113:1831    114:1831    115:2167    116:1988    117:2668   
 118:2812    119:2008    120:1815    121:1391    122:2719    123:2334   
 124:1680    125:2871    126:32      128:1492    129:1012    130:1221   
 131:2035    132:932     133:416     134:1740    135:360     136:1130   
 137:1099    138:3185    139:1535    140:1425    141:1379    142:1701   
 143:1716    144:1028    145:364     146:2147    147:2017    148:2565   
 149:2829    150:1043    151:1364    152:2251    153:591     154:7234   
 155:1437    156:2202    157:1915    158:1177    159:2440    160:2934   
 161:1716    162:3567    163:1722    164:1733    165:2173    166:1259   
 167:1840    168:4332    169:840     170:5363    171:1054    172:3925   
 173:3092    174:894     175:1259    176:3593    177:6066    178:3766   
 179:2702    180:2460    181:3880    182:3342    183:1983    184:2276   
 185:21184   186:5535    187:5089    188:4260    189:4539    190:9712   
 191:2075    192:11110   193:9226    194:7594    195:5454    196:3422   
 197:2855    198:6097    199:8038    200:8652    201:6545    202:10761  
 203:10483   204:4646    205:3723    206:4560    207:3668    208:4224   
 209:5131    210:4789    211:2637    212:4460    213:3719    214:1055   
 215:49      216:6851    217:3153    218:1417    219:591     220:2028   
 221:1025    222:858     223:2254   

End of report


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