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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 22 22:41:32 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 22 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:                             1007502
    Prefixes after maximum aggregation (per Origin AS):          370016
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466763
Total ASes present in the Internet Routing Table:                 76340
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65394
Origin ASes announcing only one prefix:                           26183
Transit ASes present in the Internet Routing Table:               10946
Transit-only ASes present in the Internet Routing Table:            521
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1046
    Number of instances of unregistered ASNs:                      1056
Number of 32-bit ASNs allocated by the RIRs:                      45413
Number of 32-bit ASNs visible in the Routing Table:               37166
Prefixes from 32-bit ASNs in the Routing Table:                  203024
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            574
Number of addresses announced to Internet:                   3037385156
    Equivalent to 181 /8s, 10 /16s and 209 /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:      342364

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

Prefixes being announced by APNIC Region ASes:                   260361
    Total APNIC prefixes after maximum aggregation:               75428
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252010
    Unique aggregates announced from the APNIC address blocks:   100807
APNIC Region origin ASes present in the Internet Routing Table:   14350
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4360
APNIC Region transit ASes present in the Internet Routing Table:   1915
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9787
Number of APNIC addresses announced to Internet:              762463296
    Equivalent to 45 /8s, 114 /16s and 68 /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:                    290052
    Total ARIN prefixes after maximum aggregation:               127787
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293236
    Unique aggregates announced from the ARIN address blocks:    135147
ARIN Region origin ASes present in the Internet Routing Table:    19199
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    2004
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5018
Number of ARIN addresses announced to Internet:              1267368514
    Equivalent to 75 /8s, 138 /16s and 130 /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:                    282907
    Total RIPE prefixes after maximum aggregation:               130933
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279389
    Unique aggregates announced from the RIPE address blocks:    167377
RIPE Region origin ASes present in the Internet Routing Table:    28817
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12100
RIPE Region transit ASes present in the Internet Routing Table:    3975
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12040
Number of RIPE addresses announced to Internet:               723542562
    Equivalent to 43 /8s, 32 /16s and 98 /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:                  137189
    Total LACNIC prefixes after maximum aggregation:              28671
    LACNIC Deaggregation factor:                                   4.78
Prefixes being announced from the LACNIC address blocks:         135210
    Unique aggregates announced from the LACNIC address blocks:   48613
LACNIC Region origin ASes present in the Internet Routing Table:  11172
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2133
LACNIC Region transit ASes present in the Internet Routing Table:  2509
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9071
Number of LACNIC addresses announced to Internet:             177793568
    Equivalent to 10 /8s, 152 /16s and 234 /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:                  35947
    Total AfriNIC prefixes after maximum aggregation:              6532
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         47082
    Unique aggregates announced from the AfriNIC address blocks:  14347
AfriNIC Region origin ASes present in the Internet Routing Table:  1888
    AfriNIC Prefixes per ASN:                                     24.94
AfriNIC Region origin ASes announcing only one prefix:              634
AfriNIC Region transit ASes present in the Internet Routing Table:  365
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: 1250
Number of AfriNIC addresses announced to Internet:            105916160
    Equivalent to 6 /8s, 80 /16s and 39 /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      71  CHINAMOBILE-CN China Mobile Communication
  7545        5767        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5041       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4367        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3988       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3794        508     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3644       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2819        849     466  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        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       10722      11809    3796  AMAZON-02, US
   174        5880       8781     917  COGENT-174, US
 11492        4644        309     546  CABLEONE, US
  7155        4168        287      88  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3486      55081    2709  DNIC-AS-00749, US
 22773        3418       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3099      23685    1940  ATT-INTERNET4, US
 16625        2886       1279    2150  AKAMAI-AS, US
396982        2832       3603     429  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        9338       1255    1805  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3878       3396     141  AKAMAI-ASN1, NL
  9009        3693        314    1882  M247, RO
 12389        2937       2295     889  ROSTELECOM-AS, RU
 34984        2373        360     576  TELLCOM-AS, TR
  8452        1891       1852      14  TE-AS TE-AS, EG
212238        1792        129    1327  CDNEXT, GB
 13188        1607        100      26  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       11979       3272     592  UNINET, MX
 10620        3543        494     935  Telmex Colombia S.A., CO
 13999        2554        534     365  Mega Cable, S.A. de C.V., MX
 11830        2011        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        782     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1120        374     163  Axtel, S.A.B. de C.V., MX
  6147        1102        369      22  Telefonica del Peru S.A.A., PE
 22884        1069         98     370  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        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1340         85      64  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         974        523      47  Vodafone-, EG
 20011         561        142     266  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         535         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       11979       3272     592  UNINET, MX
 16509       10722      11809    3796  AMAZON-02, US
  9808       10050       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9338       1255    1805  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
   174        5880       8781     917  COGENT-174, US
  7545        5767        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5041       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4644        309     546  CABLEONE, US
 39891        4602        278      58  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         9979  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9338         7533  TTNET, TR
 12479        7639         7494  UNI2-AS, ES
 16509       10722         6926  AMAZON-02, US
  7545        5767         5107  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5041         4967  ERX-CERNET-BKB China Education and Research Net
   174        5880         4963  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4367         4344  FPT-AS-AP FPT Telecom Company, VN
 11492        4644         4098  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      /10:37      /11:92      /12:296     
/13:583     /14:1193    /15:2130    /16:13336   /17:8381    /18:14154   
/19:25153   /20:45550   /21:54211   /22:114835  /23:107786  /24:614712  
/25:662     /26:646     /27:1189    /28:303     /29:518     /30:498     
/31:327     /32:877     

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

   ASN  No of nets  Total ann.  Description
 47331        8429        9338  TTNET, TR
 12479        6683        7639  UNI2-AS, ES
  8151        6104       11979  UNINET, MX
 11492        3554        4644  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3112        4168  VIASAT-SP-BACKBONE, US
 22773        2548        3418  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 16509        2172       10722  AMAZON-02, US

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

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

   1:2311      2:1643      3:474       4:24        5:4797      6:161    
   7:6         8:1609      9:1        11:172      12:1430     13:370    
  14:2422     15:328      16:261      17:363      18:886      20:419    
  21:4        22:188      23:6929     24:3077     25:2        27:2706   
  29:19       31:2810     32:63       34:69       35:143      36:2384   
  37:4639     38:9846     39:918      40:154      41:4656     42:2051   
  43:2472     44:334      45:19050    46:4717     47:300      49:2016   
  50:1889     51:582      52:1613     54:312      55:959      56:8      
  57:231      58:2253     59:1274     60:1076     61:2881     62:2891   
  63:1877     64:5665     65:2313     66:4799     67:3095     68:1351   
  69:4036     70:1320     71:580      72:2938     74:2821     75:1670   
  76:622      77:2708     78:4208     79:1662     80:2216     81:2186   
  82:1762     83:1417     84:1789     85:4052     86:1009     87:2369   
  88:3209     89:4443     90:681      91:8384     92:2513     93:2786   
  94:3876     95:5510     96:1277     97:325      98:1077     99:737    
 100:73      101:1184    102:3821    103:32466   104:4494    105:2127   
 106:995     107:2402    108:1175    109:4022    110:2158    111:3337   
 112:2079    113:1799    114:1909    115:2163    116:1996    117:2680   
 118:2874    119:2020    120:1906    121:1437    122:2720    123:2222   
 124:1695    125:2872    126:64      128:1469    129:1012    130:1277   
 131:2056    132:941     133:444     134:1516    135:352     136:1214   
 137:1120    138:3244    139:1523    140:1464    141:1457    142:1792   
 143:1751    144:1029    145:379     146:2143    147:2047    148:2570   
 149:2874    150:1071    151:1368    152:2136    153:571     154:6876   
 155:1507    156:2479    157:1858    158:1204    159:2453    160:3207   
 161:1743    162:3599    163:1768    164:1997    165:2189    166:1319   
 167:1863    168:4409    169:814     170:5441    171:1057    172:3942   
 173:3131    174:906     175:1258    176:3587    177:6280    178:3740   
 179:2682    180:2484    181:4016    182:3327    183:2065    184:2270   
 185:21413   186:5646    187:5035    188:4387    189:4556    190:9852   
 191:2108    192:11138   193:9310    194:7664    195:5564    196:3384   
 197:3169    198:6092    199:8172    200:8777    201:6599    202:10754  
 203:10582   204:4656    205:3729    206:4548    207:3715    208:4210   
 209:5223    210:4867    211:2673    212:4542    213:3780    214:1067   
 215:62      216:6771    217:3006    218:1416    219:566     220:2045   
 221:1050    222:880     223:2247   

End of report


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