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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Oct 4 22:41:47 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 04 Oct, 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:                             1008851
    Prefixes after maximum aggregation (per Origin AS):          370595
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467545
Total ASes present in the Internet Routing Table:                 76408
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65409
Origin ASes announcing only one prefix:                           26234
Transit ASes present in the Internet Routing Table:               10999
Transit-only ASes present in the Internet Routing Table:            540
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:                                      89
    Max AS path prepend of ASN ( 37447)                              86
Prefixes from unregistered ASNs in the Routing Table:              1030
    Number of instances of unregistered ASNs:                      1051
Number of 32-bit ASNs allocated by the RIRs:                      45476
Number of 32-bit ASNs visible in the Routing Table:               37240
Prefixes from 32-bit ASNs in the Routing Table:                  203160
Number of bogon 32-bit ASNs visible in the Routing Table:           121
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            566
Number of addresses announced to Internet:                   3034767556
    Equivalent to 180 /8s, 226 /16s and 224 /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:      342634

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

Prefixes being announced by APNIC Region ASes:                   260189
    Total APNIC prefixes after maximum aggregation:               75276
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252285
    Unique aggregates announced from the APNIC address blocks:   100915
APNIC Region origin ASes present in the Internet Routing Table:   14377
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4365
APNIC Region transit ASes present in the Internet Routing Table:   1932
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         45
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9815
Number of APNIC addresses announced to Internet:              759684416
    Equivalent to 45 /8s, 71 /16s and 221 /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:                    290882
    Total ARIN prefixes after maximum aggregation:               127834
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           293686
    Unique aggregates announced from the ARIN address blocks:    135311
ARIN Region origin ASes present in the Internet Routing Table:    19216
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6979
ARIN Region transit ASes present in the Internet Routing Table:    2003
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          33
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5032
Number of ARIN addresses announced to Internet:              1267700802
    Equivalent to 75 /8s, 143 /16s and 148 /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:                    283516
    Total RIPE prefixes after maximum aggregation:               131212
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279871
    Unique aggregates announced from the RIPE address blocks:    167887
RIPE Region origin ASes present in the Internet Routing Table:    28825
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12107
RIPE Region transit ASes present in the Internet Routing Table:    4008
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12064
Number of RIPE addresses announced to Internet:               723444514
    Equivalent to 43 /8s, 30 /16s and 227 /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:                  136961
    Total LACNIC prefixes after maximum aggregation:              29085
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134952
    Unique aggregates announced from the LACNIC address blocks:   48724
LACNIC Region origin ASes present in the Internet Routing Table:  11178
    LACNIC Prefixes per ASN:                                      12.07
LACNIC Region origin ASes announcing only one prefix:              2151
LACNIC Region transit ASes present in the Internet Routing Table:  2493
Average LACNIC Region AS path length visible:                       4.1
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9078
Number of LACNIC addresses announced to Internet:             177758496
    Equivalent to 10 /8s, 152 /16s and 97 /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:                  36273
    Total AfriNIC prefixes after maximum aggregation:              6540
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         47490
    Unique aggregates announced from the AfriNIC address blocks:  14250
AfriNIC Region origin ASes present in the Internet Routing Table:  1888
    AfriNIC Prefixes per ASN:                                     25.15
AfriNIC Region origin ASes announcing only one prefix:              632
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       89
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1251
Number of AfriNIC addresses announced to Internet:            105885184
    Equivalent to 6 /8s, 79 /16s and 174 /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       10050       8750      70  CHINAMOBILE-CN China Mobile Communication
  7545        5921        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4445        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3985       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3828        511     269  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3640       1036      71  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2793        841     528  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        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       10846      11837    3800  AMAZON-02, US
   174        6327       8768     880  COGENT-174, US
 11492        4650        309     548  CABLEONE, US
  7155        4163        287      85  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3484      55081    2707  DNIC-AS-00749, US
 22773        3414       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3192      23677    1973  ATT-INTERNET4, US
 16625        2897       1283    2157  AKAMAI-AS, US
396982        2838       3603     420  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        9388       1259    1753  TTNET, TR
 12479        7631       1708     141  UNI2-AS, ES
 39891        4466        269      62  ALJAWWALSTC-AS, SA
 20940        3899       3396     141  AKAMAI-ASN1, NL
  9009        3668        314    1864  M247, RO
 12389        2934       2294     882  ROSTELECOM-AS, RU
 34984        2375        360     573  TELLCOM-AS, TR
  8452        1877       1852      14  TE-AS TE-AS, EG
212238        1766        128    1307  CDNEXT, GB
 13188        1606        100      30  TRIOLAN, UA

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       11839       3264     600  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2550        534     363  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1545       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1144         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 22884        1074         98     371  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
 24835        1636        593      29  RAYA-AS, EG
 37457        1634        310      36  Telkom-Internet, ZA
 24863        1613        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1340         85      64  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         974        523      47  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 37069         556       1100      11  MOBINIL, EG
 20011         553        142     265  INTERNET-SOLUTIONS, ZA

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       11839       3264     600  UNINET, MX
 16509       10846      11837    3800  AMAZON-02, US
  9808       10050       8750      70  CHINAMOBILE-CN China Mobile Communication
 47331        9388       1259    1753  TTNET, TR
 12479        7631       1708     141  UNI2-AS, ES
   174        6327       8768     880  COGENT-174, US
  7545        5921        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4650        309     548  CABLEONE, US
 39891        4466        269      62  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       10050         9980  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9388         7635  TTNET, TR
 12479        7631         7490  UNI2-AS, ES
 16509       10846         7046  AMAZON-02, US
   174        6327         5447  COGENT-174, US
  7545        5921         5263  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018         4944  ERX-CERNET-BKB China Education and Research Net
 18403        4445         4422  FPT-AS-AP FPT Telecom Company, VN
 39891        4466         4404  ALJAWWALSTC-AS, SA
 11492        4650         4102  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
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      /10:36      /11:92      /12:297     
/13:585     /14:1195    /15:2121    /16:13327   /17:8390    /18:14148   
/19:25141   /20:45674   /21:54385   /22:114981  /23:107592  /24:615847  
/25:669     /26:658     /27:1190    /28:296     /29:503     /30:497     
/31:315     /32:879     

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

   ASN  No of nets  Total ann.  Description
 47331        8478        9388  TTNET, TR
 12479        6686        7631  UNI2-AS, ES
  8151        5969       11839  UNINET, MX
 11492        3555        4650  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3292        4466  ALJAWWALSTC-AS, SA
  7155        3107        4163  VIASAT-SP-BACKBONE, US
 22773        2549        3414  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2215       10846  AMAZON-02, US
 10620        2175        3546  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)
----------------------------------------------

   1:2295      2:1646      3:488       4:24        5:4707      6:163    
   7:6         8:1608      9:1        11:172      12:1428     13:373    
  14:2457     15:327      16:263      17:359      18:892      20:420    
  21:4        22:188      23:6927     24:3048     25:2        27:2722   
  29:19       31:2881     32:63       34:69       35:143      36:2378   
  37:4656     38:9883     39:921      40:154      41:4649     42:2116   
  43:2472     44:339      45:19009    46:4717     47:301      49:2021   
  50:1891     51:520      52:1609     54:317      55:955      56:8      
  57:229      58:2254     59:1272     60:1120     61:2977     62:2902   
  63:1882     64:5647     65:2302     66:4812     67:3098     68:1350   
  69:4049     70:1320     71:579      72:2930     74:2837     75:1662   
  76:614      77:2712     78:4212     79:1676     80:2235     81:2196   
  82:1813     83:1409     84:1781     85:4023     86:1029     87:2428   
  88:3246     89:4433     90:668      91:8366     92:2616     93:2835   
  94:3872     95:5506     96:1272     97:325      98:1076     99:737    
 100:74      101:1186    102:3844    103:32500   104:4501    105:2129   
 106:986     107:2412    108:1174    109:4042    110:2176    111:3300   
 112:2068    113:1801    114:1931    115:2147    116:1994    117:2709   
 118:2874    119:2019    120:1901    121:1438    122:2717    123:2260   
 124:1694    125:2875    126:64      128:1500    129:1014    130:1273   
 131:2024    132:943     133:444     134:1524    135:353     136:1217   
 137:1130    138:3233    139:1531    140:1465    141:1440    142:1800   
 143:1741    144:1023    145:385     146:2145    147:2053    148:2579   
 149:2880    150:1072    151:1376    152:2144    153:570     154:7342   
 155:1490    156:2599    157:1869    158:1204    159:2452    160:3262   
 161:1777    162:3593    163:1770    164:1993    165:2188    166:1296   
 167:1870    168:4359    169:815     170:5395    171:1037    172:3919   
 173:3133    174:906     175:1266    176:3594    177:6208    178:3726   
 179:2634    180:2490    181:4030    182:3329    183:2060    184:2275   
 185:21426   186:5631    187:4978    188:4377    189:4492    190:9934   
 191:2094    192:11137   193:9322    194:7694    195:5567    196:3414   
 197:3184    198:6088    199:8179    200:8768    201:6571    202:10756  
 203:10568   204:4614    205:3731    206:4680    207:3730    208:4230   
 209:5232    210:4869    211:2680    212:4561    213:3816    214:1069   
 215:62      216:6732    217:2995    218:1401    219:566     220:2067   
 221:1051    222:861     223:2251   

End of report


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