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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 10 22:42:08 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 10 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:                             1005746
    Prefixes after maximum aggregation (per Origin AS):          369561
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464646
Total ASes present in the Internet Routing Table:                 76296
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65400
Origin ASes announcing only one prefix:                           26200
Transit ASes present in the Internet Routing Table:               10896
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:       4.1
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1047
    Number of instances of unregistered ASNs:                      1057
Number of 32-bit ASNs allocated by the RIRs:                      45346
Number of 32-bit ASNs visible in the Routing Table:               37107
Prefixes from 32-bit ASNs in the Routing Table:                  203035
Number of bogon 32-bit ASNs visible in the Routing Table:            97
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            588
Number of addresses announced to Internet:                   3038074820
    Equivalent to 181 /8s, 21 /16s and 87 /24s
    Percentage of available address space announced:               82.1
    Percentage of allocated address space announced:               82.1
    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:      341858

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

Prefixes being announced by APNIC Region ASes:                   259946
    Total APNIC prefixes after maximum aggregation:               75446
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251657
    Unique aggregates announced from the APNIC address blocks:   100787
APNIC Region origin ASes present in the Internet Routing Table:   14335
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4355
APNIC Region transit ASes present in the Internet Routing Table:   1901
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:   9764
Number of APNIC addresses announced to Internet:              762168640
    Equivalent to 45 /8s, 109 /16s and 197 /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:                    289198
    Total ARIN prefixes after maximum aggregation:               127713
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292828
    Unique aggregates announced from the ARIN address blocks:    134905
ARIN Region origin ASes present in the Internet Routing Table:    19186
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6967
ARIN Region transit ASes present in the Internet Routing Table:    1980
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:    5005
Number of ARIN addresses announced to Internet:              1267196738
    Equivalent to 75 /8s, 135 /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:                    282752
    Total RIPE prefixes after maximum aggregation:               130755
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278788
    Unique aggregates announced from the RIPE address blocks:    166799
RIPE Region origin ASes present in the Internet Routing Table:    28809
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12093
RIPE Region transit ASes present in the Internet Routing Table:    3938
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12030
Number of RIPE addresses announced to Internet:               724085794
    Equivalent to 43 /8s, 40 /16s and 172 /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:                  136948
    Total LACNIC prefixes after maximum aggregation:              28486
    LACNIC Deaggregation factor:                                   4.81
Prefixes being announced from the LACNIC address blocks:         134903
    Unique aggregates announced from the LACNIC address blocks:   47445
LACNIC Region origin ASes present in the Internet Routing Table:  11164
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2145
LACNIC Region transit ASes present in the Internet Routing Table:  2513
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9061
Number of LACNIC addresses announced to Internet:             178299680
    Equivalent to 10 /8s, 160 /16s and 163 /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:                  35855
    Total AfriNIC prefixes after maximum aggregation:              6503
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         46981
    Unique aggregates announced from the AfriNIC address blocks:  14236
AfriNIC Region origin ASes present in the Internet Routing Table:  1886
    AfriNIC Prefixes per ASN:                                     24.91
AfriNIC Region origin ASes announcing only one prefix:              640
AfriNIC Region transit ASes present in the Internet Routing Table:  367
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247
Number of AfriNIC addresses announced to Internet:            105971456
    Equivalent to 6 /8s, 80 /16s and 255 /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        9919       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5707        836     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4271        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3899       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2805        836     469  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2206        434     194  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       10669      11799    3745  AMAZON-02, US
   174        5857       8780     907  COGENT-174, US
 11492        4639        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3424       3035     184  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3250      54907    2502  DNIC-AS-00749, US
  7018        3029      23681    1904  ATT-INTERNET4, US
 16625        2897       1292    2155  AKAMAI-AS, US
396982        2810       3570     432  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        9299       1250    1849  TTNET, TR
 12479        7663       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3895       3396     142  AKAMAI-ASN1, NL
  9009        3678        313    1863  M247, RO
 12389        2936       2299     883  ROSTELECOM-AS, RU
 34984        2376        362     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1803        129    1327  CDNEXT, GB
  8551        1777        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       11992       3284     607  UNINET, MX
 10620        3542        494     934  Telmex Colombia S.A., CO
 13999        2545        629      22  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1317        774     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 22884        1064         88     373  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        1608        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1336         85      65  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         954        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         544         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       11992       3284     607  UNINET, MX
 16509       10669      11799    3745  AMAZON-02, US
  9808        9919       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9299       1250    1849  TTNET, TR
 12479        7663       1708     145  UNI2-AS, ES
   174        5857       8780     907  COGENT-174, US
  7545        5707        836     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4639        308     547  CABLEONE, US
 39891        4466        269      55  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        9919         9842  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7663         7518  UNI2-AS, ES
 47331        9299         7450  TTNET, TR
 16509       10669         6924  AMAZON-02, US
  7545        5707         5047  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5857         4950  COGENT-174, US
  4538        5008         4934  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4271         4248  FPT-AS-AP FPT Telecom Company, VN
 11492        4639         4092  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     
/13:586     /14:1195    /15:2132    /16:13339   /17:8381    /18:14189   
/19:25242   /20:45503   /21:54095   /22:114784  /23:107557  /24:613248  
/25:659     /26:651     /27:1179    /28:302     /29:519     /30:501     
/31:341     /32:884     

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

   ASN  No of nets  Total ann.  Description
 47331        8390        9299  TTNET, TR
 12479        6714        7663  UNI2-AS, ES
  8151        6091       11992  UNINET, MX
 11492        3550        4639  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2561        3424  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2171        3542  Telmex Colombia S.A., CO
 30036        2162        2501  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2311      2:1637      3:466       4:23        5:4790      6:161    
   7:6         8:1610      9:2        11:172      12:1424     13:373    
  14:2410     15:324      16:259      17:363      18:877      20:419    
  21:4        22:188      23:6893     24:3070     25:2        27:2689   
  29:19       31:2770     32:63       34:69       35:142      36:2381   
  37:4616     38:9838     39:923      40:152      41:4643     42:1981   
  43:2478     44:334      45:19108    46:4691     47:300      49:1995   
  50:1891     51:577      52:1611     54:316      55:961      56:8      
  57:224      58:2254     59:1276     60:1065     61:2872     62:2882   
  63:1878     64:5660     65:2318     66:4776     67:3088     68:1355   
  69:4048     70:1333     71:576      72:2934     74:2698     75:1606   
  76:625      77:2683     78:4202     79:1842     80:2223     81:2185   
  82:1752     83:1412     84:1774     85:4116     86:993      87:2352   
  88:3189     89:4426     90:685      91:8352     92:2479     93:2777   
  94:3848     95:5486     96:1275     97:325      98:1072     99:736    
 100:73      101:1175    102:3799    103:32502   104:4415    105:2128   
 106:993     107:2400    108:1171    109:4134    110:2149    111:3313   
 112:2076    113:1833    114:1897    115:2160    116:1997    117:2722   
 118:2879    119:2044    120:1835    121:1440    122:2717    123:2203   
 124:1687    125:2866    126:64      128:1496    129:1017    130:1251   
 131:2045    132:936     133:428     134:1515    135:351     136:1211   
 137:1132    138:3233    139:1542    140:1462    141:1459    142:1767   
 143:1761    144:1030    145:370     146:2136    147:2046    148:2546   
 149:2884    150:1072    151:1365    152:2129    153:570     154:6872   
 155:1448    156:2477    157:1845    158:1194    159:2438    160:3189   
 161:1724    162:3584    163:1773    164:1749    165:2192    166:1309   
 167:1890    168:4376    169:831     170:5452    171:1054    172:3932   
 173:3112    174:905     175:1256    176:3597    177:6218    178:3742   
 179:2679    180:2496    181:4018    182:3329    183:2020    184:2273   
 185:21358   186:5653    187:4998    188:4317    189:4545    190:9872   
 191:2099    192:11124   193:9303    194:7643    195:5542    196:3392   
 197:3188    198:6088    199:8146    200:8646    201:6620    202:10722  
 203:10593   204:4660    205:3729    206:4579    207:3713    208:4214   
 209:5184    210:4849    211:2671    212:4513    213:3790    214:1062   
 215:49      216:6820    217:2989    218:1424    219:557     220:2035   
 221:1050    222:873     223:2246   

End of report


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