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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 17 22:41:26 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 17 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:                             1003856
    Prefixes after maximum aggregation (per Origin AS):          368334
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      465905
Total ASes present in the Internet Routing Table:                 76161
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65176
Origin ASes announcing only one prefix:                           26064
Transit ASes present in the Internet Routing Table:               10985
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:       4.7
    Max AS path length visible:                                     106
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1082
    Number of instances of unregistered ASNs:                      1096
Number of 32-bit ASNs allocated by the RIRs:                      44992
Number of 32-bit ASNs visible in the Routing Table:               36846
Prefixes from 32-bit ASNs in the Routing Table:                  200018
Number of bogon 32-bit ASNs visible in the Routing Table:           115
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            602
Number of addresses announced to Internet:                   3029289588
    Equivalent to 180 /8s, 143 /16s and 74 /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:      342146

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

Prefixes being announced by APNIC Region ASes:                   260208
    Total APNIC prefixes after maximum aggregation:               75155
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252063
    Unique aggregates announced from the APNIC address blocks:   101899
APNIC Region origin ASes present in the Internet Routing Table:   14304
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               4304
APNIC Region transit ASes present in the Internet Routing Table:   1923
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         84
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9698
Number of APNIC addresses announced to Internet:              762119584
    Equivalent to 45 /8s, 109 /16s and 5 /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:                    288068
    Total ARIN prefixes after maximum aggregation:               127008
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292285
    Unique aggregates announced from the ARIN address blocks:    134664
ARIN Region origin ASes present in the Internet Routing Table:    19160
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6937
ARIN Region transit ASes present in the Internet Routing Table:    2008
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:    4955
Number of ARIN addresses announced to Internet:              1267505730
    Equivalent to 75 /8s, 140 /16s and 154 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    282088
    Total RIPE prefixes after maximum aggregation:               129908
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277165
    Unique aggregates announced from the RIPE address blocks:    165441
RIPE Region origin ASes present in the Internet Routing Table:    28752
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12096
RIPE Region transit ASes present in the Internet Routing Table:    3995
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          48
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11940
Number of RIPE addresses announced to Internet:               715114226
    Equivalent to 42 /8s, 159 /16s and 198 /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:                  136666
    Total LACNIC prefixes after maximum aggregation:              29214
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         134750
    Unique aggregates announced from the LACNIC address blocks:   50137
LACNIC Region origin ASes present in the Internet Routing Table:  11137
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2105
LACNIC Region transit ASes present in the Internet Routing Table:  2515
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                       106
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9027
Number of LACNIC addresses announced to Internet:             177297824
    Equivalent to 10 /8s, 145 /16s and 89 /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:                  35743
    Total AfriNIC prefixes after maximum aggregation:              6351
    AfriNIC Deaggregation factor:                                  5.63
Prefixes being announced from the AfriNIC address blocks:         46990
    Unique aggregates announced from the AfriNIC address blocks:  13283
AfriNIC Region origin ASes present in the Internet Routing Table:  1867
    AfriNIC Prefixes per ASN:                                     25.17
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1226
Number of AfriNIC addresses announced to Internet:            106851328
    Equivalent to 6 /8s, 94 /16s and 108 /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        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4991       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4200        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3946       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3239       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2822        859     418  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2481      11524     585  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       10148      11543    3637  AMAZON-02, US
   174        5588       8790     883  COGENT-174, US
 11492        4628        307     561  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3591       1320      78  SHAW, CA
 22773        3433       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54899    2505  DNIC-AS-00749, US
 16625        3201       1349    2226  AKAMAI-AS, US
  7018        2942      23686    1839  ATT-INTERNET4, US
396982        2763       3594     410  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        9221       1236    1977  TTNET, TR
 12479        7696       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3906       3396     148  AKAMAI-ASN1, NL
  9009        3573        305    1814  M247, RO
 12389        2942       2302     887  ROSTELECOM-AS, RU
 34984        2389        364     569  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
  8551        1777        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1715        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     604  UNINET, MX
 10620        3521        492     937  Telmex Colombia S.A., CO
 13999        2543        354     679  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
 19037        1095        278      31  AMX Argentina S.A., AR
 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        1612        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1266         80      74  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         941        521      43  Vodafone-, EG
 37054         616        115       8  Telecom-Malagasy, MG
  6713         556       1861      35  IAM-AS, MA
 36914         555         82       3  KENET-AS, 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       12093       3323     604  UNINET, MX
 16509       10148      11543    3637  AMAZON-02, US
  9808        9851       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9221       1236    1977  TTNET, TR
 12479        7696       1708     145  UNI2-AS, ES
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5588       8790     883  COGENT-174, US
  4538        4991       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        307     561  CABLEONE, US
 39891        4521        271      59  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        7696         7551  UNI2-AS, ES
 47331        9221         7244  TTNET, TR
 16509       10148         6511  AMAZON-02, US
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4991         4917  ERX-CERNET-BKB China Education and Research Net
   174        5588         4705  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4200         4177  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               701  UUNET, 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             6461  ZAYO-6461, 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    /15:2125    /16:13357   /17:8398    /18:14188   
/19:25265   /20:45350   /21:54020   /22:114455  /23:107480  /24:610379  
/25:1293    /26:1093    /27:1636    /28:311     /29:521     /30:514     
/31:354     /32:887     

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

   ASN  No of nets  Total ann.  Description
 47331        8324        9221  TTNET, TR
 12479        6787        7696  UNI2-AS, ES
  8151        6144       12093  UNINET, MX
 11492        3537        4628  CABLEONE, US
  6327        3390        3591  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2566        3433  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)
----------------------------------------------

   1:2332      2:1682      3:375       4:22        5:4701      6:149    
   7:6         8:1622      9:2        11:172      12:1439     13:363    
  14:2369     15:321      16:219      17:368      18:783      20:395    
  21:4        22:188      23:6958     24:3098     25:2        27:2694   
  29:19       31:2669     32:60       34:66       35:137      36:2369   
  37:4612     38:9444     39:909      40:149      41:4687     42:2002   
  43:2430     44:328      45:18930    46:4633     47:300      49:1973   
  50:1881     51:585      52:1601     54:314      55:920      56:8      
  57:225      58:2228     59:1273     60:1050     61:2879     62:2858   
  63:1921     64:5668     65:2342     66:4779     67:3087     68:1335   
  69:4092     70:1347     71:569      72:2940     74:2635     75:1589   
  76:626      77:2644     78:4207     79:1812     80:2232     81:2194   
  82:1711     83:1394     84:1709     85:4119     86:938      87:2343   
  88:3140     89:4334     90:692      91:8313     92:2364     93:2745   
  94:3841     95:5437     96:1282     97:323      98:1029     99:739    
 100:89      101:1180    102:4057    103:32607   104:4844    105:2108   
 106:1006    107:2515    108:1160    109:4102    110:2137    111:3283   
 112:2075    113:1831    114:1837    115:2168    116:1986    117:2669   
 118:2817    119:2008    120:1816    121:1394    122:2720    123:2335   
 124:1677    125:2873    126:32      128:1496    129:1012    130:1222   
 131:2066    132:931     133:416     134:1738    135:361     136:1134   
 137:1098    138:3252    139:1537    140:1426    141:1381    142:1703   
 143:1768    144:1032    145:365     146:2148    147:2020    148:2581   
 149:2828    150:1043    151:1339    152:2254    153:592     154:7234   
 155:1440    156:2223    157:1922    158:1120    159:2441    160:2937   
 161:1716    162:3569    163:1722    164:1741    165:2176    166:1256   
 167:1859    168:4377    169:837     170:5408    171:1055    172:3919   
 173:3095    174:896     175:1259    176:3596    177:6189    178:3733   
 179:2747    180:2461    181:3894    182:3342    183:1984    184:2275   
 185:21194   186:5569    187:5146    188:4269    189:4570    190:9706   
 191:2075    192:11103   193:9243    194:7589    195:5459    196:3436   
 197:2866    198:6095    199:8063    200:8649    201:6544    202:10764  
 203:10478   204:4646    205:3727    206:4555    207:3667    208:4222   
 209:5112    210:4781    211:2637    212:4461    213:3720    214:1060   
 215:49      216:6826    217:3147    218:1418    219:598     220:2028   
 221:1027    222:858     223:2255   

End of report


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