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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 2 22:41:38 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 02 Sep, 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:                             1005654
    Prefixes after maximum aggregation (per Origin AS):          369960
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466631
Total ASes present in the Internet Routing Table:                 76248
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65351
Origin ASes announcing only one prefix:                           26127
Transit ASes present in the Internet Routing Table:               10897
Transit-only ASes present in the Internet Routing Table:            536
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     104
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1063
    Number of instances of unregistered ASNs:                      1072
Number of 32-bit ASNs allocated by the RIRs:                      45296
Number of 32-bit ASNs visible in the Routing Table:               37050
Prefixes from 32-bit ASNs in the Routing Table:                  202948
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            643
Number of addresses announced to Internet:                   3036996550
    Equivalent to 181 /8s, 4 /16s and 227 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      341902

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

Prefixes being announced by APNIC Region ASes:                   259792
    Total APNIC prefixes after maximum aggregation:               75436
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251606
    Unique aggregates announced from the APNIC address blocks:   100827
APNIC Region origin ASes present in the Internet Routing Table:   14334
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4345
APNIC Region transit ASes present in the Internet Routing Table:   1900
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9758
Number of APNIC addresses announced to Internet:              762230082
    Equivalent to 45 /8s, 110 /16s and 181 /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:                    289212
    Total ARIN prefixes after maximum aggregation:               127522
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292913
    Unique aggregates announced from the ARIN address blocks:    134712
ARIN Region origin ASes present in the Internet Routing Table:    19179
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6949
ARIN Region transit ASes present in the Internet Routing Table:    1977
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:    4989
Number of ARIN addresses announced to Internet:              1267150914
    Equivalent to 75 /8s, 135 /16s and 48 /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:                    282702
    Total RIPE prefixes after maximum aggregation:               130619
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278507
    Unique aggregates announced from the RIPE address blocks:    166474
RIPE Region origin ASes present in the Internet Routing Table:    28767
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3947
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12001
Number of RIPE addresses announced to Internet:               723972642
    Equivalent to 43 /8s, 38 /16s and 242 /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:                  137046
    Total LACNIC prefixes after maximum aggregation:              29197
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         135052
    Unique aggregates announced from the LACNIC address blocks:   49818
LACNIC Region origin ASes present in the Internet Routing Table:  11162
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2142
LACNIC Region transit ASes present in the Internet Routing Table:  2509
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                       104
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9061
Number of LACNIC addresses announced to Internet:             177295904
    Equivalent to 10 /8s, 145 /16s and 82 /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:                  35839
    Total AfriNIC prefixes after maximum aggregation:              6514
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46932
    Unique aggregates announced from the AfriNIC address blocks:  14272
AfriNIC Region origin ASes present in the Internet Routing Table:  1879
    AfriNIC Prefixes per ASN:                                     24.98
AfriNIC Region origin ASes announcing only one prefix:              635
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1241
Number of AfriNIC addresses announced to Internet:            105969664
    Equivalent to 6 /8s, 80 /16s and 248 /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        9900       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5701        838     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4292        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3939       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3647       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3258       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2790        826     481  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     195  TATACOMM-AS TATA Communications formerly 

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       10638      11799    3776  AMAZON-02, US
   174        5802       8779     903  COGENT-174, US
 11492        4629        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3421       3035     184  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3244      54889    2496  DNIC-AS-00749, US
 16625        3098       1300    2169  AKAMAI-AS, US
  7018        2894      23671    1818  ATT-INTERNET4, US
396982        2797       3568     425  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        9289       1247    1862  TTNET, TR
 12479        7679       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3902       3396     142  AKAMAI-ASN1, NL
  9009        3671        312    1853  M247, RO
 12389        2934       2299     882  ROSTELECOM-AS, RU
 34984        2375        362     581  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1792        128    1320  CDNEXT, GB
  8551        1786        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12100       3300     616  UNINET, MX
 10620        3504        491     994  Telmex Colombia S.A., CO
 13999        2514        353     674  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1315        773     206  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1082        369      22  Telefonica del Peru S.A.A., PE
 22884        1066         97     367  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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
 24835        1622        593      29  RAYA-AS, EG
 24863        1611        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1334         84      68  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         955        523      48  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         543         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

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       12100       3300     616  UNINET, MX
 16509       10638      11799    3776  AMAZON-02, US
  9808        9900       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9289       1247    1862  TTNET, TR
 12479        7679       1708     145  UNI2-AS, ES
   174        5802       8779     903  COGENT-174, US
  7545        5701        838     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        308     547  CABLEONE, US
 39891        4539        273      57  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        9900         9823  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7679         7534  UNI2-AS, ES
 47331        9289         7427  TTNET, TR
 16509       10638         6862  AMAZON-02, US
  7545        5701         5040  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019         4945  ERX-CERNET-BKB China Education and Research Net
   174        5802         4899  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4292         4269  FPT-AS-AP FPT Telecom Company, VN
 11492        4629         4082  CABLEONE, 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             3356  LEVEL3, 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
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, 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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
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

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      /11:93      /12:296     
/13:582     /14:1193    /15:2126    /16:13344   /17:8382    /18:14162   
/19:25252   /20:45357   /21:54135   /22:114764  /23:107615  /24:613243  
/25:657     /26:648     /27:1184    /28:296     /29:519     /30:503     
/31:347     /32:886     

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

   ASN  No of nets  Total ann.  Description
 47331        8385        9289  TTNET, TR
 12479        6738        7679  UNI2-AS, ES
  8151        6192       12100  UNINET, MX
 11492        3540        4629  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2556        3421  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2508  MEDIACOM-ENTERPRISE-BUSINESS, US
 16509        2137       10638  AMAZON-02, US

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2325      2:1653      3:451       4:22        5:4744      6:162    
   7:6         8:1615      9:2        11:172      12:1435     13:362    
  14:2407     15:327      16:259      17:365      18:876      20:419    
  21:4        22:188      23:6921     24:3077     25:2        27:2688   
  29:19       31:2753     32:63       34:69       35:141      36:2376   
  37:4630     38:9763     39:921      40:150      41:4632     42:1996   
  43:2468     44:333      45:19074    46:4740     47:300      49:2016   
  50:1879     51:577      52:1609     54:318      55:952      56:8      
  57:224      58:2243     59:1271     60:1064     61:2949     62:2885   
  63:1889     64:5679     65:2322     66:4780     67:3087     68:1356   
  69:4061     70:1333     71:572      72:2939     74:2720     75:1601   
  76:624      77:2688     78:4203     79:1804     80:2230     81:2188   
  82:1743     83:1409     84:1763     85:4107     86:974      87:2348   
  88:3179     89:4395     90:690      91:8340     92:2452     93:2755   
  94:3846     95:5502     96:1278     97:325      98:1068     99:735    
 100:73      101:1177    102:3968    103:32541   104:4581    105:2126   
 106:993     107:2397    108:1178    109:4107    110:2148    111:3310   
 112:2076    113:1831    114:1878    115:2150    116:1995    117:2679   
 118:2883    119:2018    120:1834    121:1442    122:2716    123:2209   
 124:1675    125:2870    126:64      128:1480    129:1020    130:1251   
 131:2059    132:935     133:428     134:1511    135:352     136:1196   
 137:1114    138:3256    139:1539    140:1457    141:1461    142:1730   
 143:1768    144:1035    145:377     146:2146    147:2038    148:2576   
 149:2877    150:1073    151:1358    152:2133    153:571     154:6852   
 155:1436    156:2477    157:1838    158:1184    159:2437    160:3165   
 161:1726    162:3580    163:1764    164:1745    165:2190    166:1312   
 167:1890    168:4382    169:831     170:5480    171:1060    172:3935   
 173:3113    174:905     175:1257    176:3581    177:6278    178:3734   
 179:2654    180:2504    181:4011    182:3337    183:2022    184:2277   
 185:21320   186:5632    187:5018    188:4312    189:4592    190:9800   
 191:2101    192:11124   193:9300    194:7629    195:5506    196:3396   
 197:3093    198:6084    199:8115    200:8705    201:6613    202:10759  
 203:10581   204:4638    205:3716    206:4590    207:3707    208:4234   
 209:5179    210:4850    211:2663    212:4507    213:3808    214:1064   
 215:49      216:6836    217:3039    218:1424    219:548     220:2035   
 221:1050    222:873     223:2246   

End of report


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