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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 21 22:43:15 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 21 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:                             1006805
    Prefixes after maximum aggregation (per Origin AS):          370273
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466688
Total ASes present in the Internet Routing Table:                 76325
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65438
Origin ASes announcing only one prefix:                           26164
Transit ASes present in the Internet Routing Table:               10887
Transit-only ASes present in the Internet Routing Table:            535
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.7
    Max AS path length visible:                                      53
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1064
    Number of instances of unregistered ASNs:                      1101
Number of 32-bit ASNs allocated by the RIRs:                      45398
Number of 32-bit ASNs visible in the Routing Table:               37154
Prefixes from 32-bit ASNs in the Routing Table:                  202936
Number of bogon 32-bit ASNs visible in the Routing Table:           152
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            574
Number of addresses announced to Internet:                   3037240772
    Equivalent to 181 /8s, 8 /16s and 157 /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:      341891

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

Prefixes being announced by APNIC Region ASes:                   260293
    Total APNIC prefixes after maximum aggregation:               75420
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251914
    Unique aggregates announced from the APNIC address blocks:   100801
APNIC Region origin ASes present in the Internet Routing Table:   14356
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4361
APNIC Region transit ASes present in the Internet Routing Table:   1909
Average APNIC Region AS path length visible:                        3.9
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9791
Number of APNIC addresses announced to Internet:              762443072
    Equivalent to 45 /8s, 113 /16s and 245 /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:                    289950
    Total ARIN prefixes after maximum aggregation:               127763
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293146
    Unique aggregates announced from the ARIN address blocks:    135136
ARIN Region origin ASes present in the Internet Routing Table:    19186
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6947
ARIN Region transit ASes present in the Internet Routing Table:    1995
Average ARIN Region AS path length visible:                         3.3
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5016
Number of ARIN addresses announced to Internet:              1267341378
    Equivalent to 75 /8s, 138 /16s and 24 /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:                    282475
    Total RIPE prefixes after maximum aggregation:               130994
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279003
    Unique aggregates announced from the RIPE address blocks:    167321
RIPE Region origin ASes present in the Internet Routing Table:    28789
    RIPE Prefixes per ASN:                                         9.69
RIPE Region origin ASes announcing only one prefix:               12083
RIPE Region transit ASes present in the Internet Routing Table:    3936
Average RIPE Region AS path length visible:                         3.7
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12025
Number of RIPE addresses announced to Internet:               723446050
    Equivalent to 43 /8s, 30 /16s and 233 /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:                  137057
    Total LACNIC prefixes after maximum aggregation:              28887
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135064
    Unique aggregates announced from the LACNIC address blocks:   48620
LACNIC Region origin ASes present in the Internet Routing Table:  11167
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2136
LACNIC Region transit ASes present in the Internet Routing Table:  2505
Average LACNIC Region AS path length visible:                       4.1
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9069
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:                  35966
    Total AfriNIC prefixes after maximum aggregation:              6528
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         47103
    Unique aggregates announced from the AfriNIC address blocks:  14338
AfriNIC Region origin ASes present in the Internet Routing Table:  1889
    AfriNIC Prefixes per ASN:                                     24.94
AfriNIC Region origin ASes announcing only one prefix:              637
AfriNIC Region transit ASes present in the Internet Routing Table:  359
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1253
Number of AfriNIC addresses announced to Internet:            105915648
    Equivalent to 6 /8s, 80 /16s and 37 /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       10047       8750      71  CHINAMOBILE-CN China Mobile Communication
  7545        5765        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4365        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.,
 45090        2208       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       10718      11810    3781  AMAZON-02, US
   174        5811       8778     905  COGENT-174, US
 11492        4644        309     546  CABLEONE, US
  7155        4168        287      88  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3484      55081    2707  DNIC-AS-00749, US
 22773        3415       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3105      23686    1945  ATT-INTERNET4, US
 16625        2887       1280    2150  AKAMAI-AS, US
396982        2829       3603     427  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        9333       1254    1817  TTNET, TR
 12479        7638       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3877       3396     140  AKAMAI-ASN1, NL
  9009        3700        315    1885  M247, RO
 12389        2935       2295     887  ROSTELECOM-AS, RU
 34984        2374        360     576  TELLCOM-AS, TR
  8452        1890       1852      14  TE-AS TE-AS, EG
212238        1793        129    1328  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        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1148        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        1341         85      63  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         975        523      48  Vodafone-, EG
 20011         561        142     266  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       11979       3272     592  UNINET, MX
 16509       10718      11810    3781  AMAZON-02, US
  9808       10047       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9333       1254    1817  TTNET, TR
 12479        7638       1708     145  UNI2-AS, ES
   174        5811       8778     905  COGENT-174, US
  7545        5765        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010       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       10047         9976  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9333         7516  TTNET, TR
 12479        7638         7493  UNI2-AS, ES
 16509       10718         6937  AMAZON-02, US
  7545        5765         5106  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010         4936  ERX-CERNET-BKB China Education and Research Net
   174        5811         4906  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4365         4342  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:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, 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    /16:13334   /17:8379    /18:14154   
/19:25149   /20:45560   /21:54195   /22:114806  /23:107747  /24:614097  
/25:662     /26:647     /27:1190    /28:303     /29:518     /30:498     
/31:327     /32:875     

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

   ASN  No of nets  Total ann.  Description
 47331        8425        9333  TTNET, TR
 12479        6682        7638  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        3415  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 16509        2169       10718  AMAZON-02, US

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

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

   1:2294      2:1607      3:471       4:24        5:4741      6:161    
   7:6         8:1610      9:1        11:172      12:1430     13:371    
  14:2423     15:328      16:260      17:363      18:886      20:419    
  21:4        22:188      23:6928     24:3077     25:2        27:2704   
  29:19       31:2805     32:63       34:69       35:143      36:2384   
  37:4649     38:9837     39:918      40:150      41:4658     42:2049   
  43:2475     44:334      45:19047    46:4621     47:299      49:2015   
  50:1891     51:582      52:1613     54:317      55:964      56:8      
  57:230      58:2250     59:1273     60:1076     61:2884     62:2888   
  63:1877     64:5654     65:2314     66:4790     67:3094     68:1350   
  69:4031     70:1320     71:580      72:2937     74:2814     75:1671   
  76:622      77:2665     78:4199     79:1661     80:2238     81:2144   
  82:1762     83:1415     84:1794     85:4061     86:1014     87:2346   
  88:3209     89:4435     90:681      91:8388     92:2504     93:2786   
  94:3877     95:5483     96:1277     97:325      98:1073     99:737    
 100:73      101:1181    102:3815    103:32453   104:4489    105:2128   
 106:994     107:2402    108:1175    109:4016    110:2155    111:3336   
 112:2079    113:1800    114:1908    115:2159    116:1999    117:2678   
 118:2869    119:2018    120:1906    121:1437    122:2720    123:2236   
 124:1695    125:2862    126:64      128:1469    129:1012    130:1277   
 131:2054    132:939     133:444     134:1516    135:352     136:1210   
 137:1123    138:3245    139:1523    140:1464    141:1461    142:1788   
 143:1752    144:1032    145:377     146:2141    147:2047    148:2572   
 149:2874    150:1072    151:1367    152:2134    153:571     154:6872   
 155:1507    156:2479    157:1860    158:1206    159:2452    160:3208   
 161:1743    162:3598    163:1764    164:1996    165:2189    166:1318   
 167:1862    168:4402    169:814     170:5437    171:1057    172:3941   
 173:3128    174:906     175:1258    176:3572    177:6262    178:3739   
 179:2683    180:2484    181:4010    182:3320    183:2065    184:2265   
 185:21383   186:5651    187:5038    188:4393    189:4565    190:9855   
 191:2094    192:11134   193:9309    194:7674    195:5560    196:3380   
 197:3175    198:6090    199:8166    200:8734    201:6585    202:10742  
 203:10573   204:4653    205:3726    206:4551    207:3715    208:4211   
 209:5217    210:4865    211:2673    212:4540    213:3787    214:1070   
 215:62      216:6754    217:3001    218:1416    219:565     220:2044   
 221:1050    222:880     223:2247   

End of report


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