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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 2 22:41:11 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 02 Dec, 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:                             1018313
    Prefixes after maximum aggregation (per Origin AS):          373155
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471226
Total ASes present in the Internet Routing Table:                 76639
    Prefixes per ASN:                                             13.29
Origin-only ASes present in the Internet Routing Table:           65666
Origin ASes announcing only one prefix:                           26251
Transit ASes present in the Internet Routing Table:               10973
Transit-only ASes present in the Internet Routing Table:            523
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:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1103
    Number of instances of unregistered ASNs:                      1117
Number of 32-bit ASNs allocated by the RIRs:                      45931
Number of 32-bit ASNs visible in the Routing Table:               37594
Prefixes from 32-bit ASNs in the Routing Table:                  206321
Number of bogon 32-bit ASNs visible in the Routing Table:            92
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            507
Number of addresses announced to Internet:                   3033512228
    Equivalent to 180 /8s, 207 /16s and 185 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.8
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      344105

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

Prefixes being announced by APNIC Region ASes:                   264013
    Total APNIC prefixes after maximum aggregation:               75980
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256214
    Unique aggregates announced from the APNIC address blocks:   101664
APNIC Region origin ASes present in the Internet Routing Table:   14508
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4434
APNIC Region transit ASes present in the Internet Routing Table:   1933
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9939
Number of APNIC addresses announced to Internet:              760884544
    Equivalent to 45 /8s, 90 /16s and 45 /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:                    290352
    Total ARIN prefixes after maximum aggregation:               128224
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292674
    Unique aggregates announced from the ARIN address blocks:    136170
ARIN Region origin ASes present in the Internet Routing Table:    19221
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    1999
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5089
Number of ARIN addresses announced to Internet:              1266583872
    Equivalent to 75 /8s, 126 /16s and 137 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    286973
    Total RIPE prefixes after maximum aggregation:               132203
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283533
    Unique aggregates announced from the RIPE address blocks:    169741
RIPE Region origin ASes present in the Internet Routing Table:    28887
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    3946
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:   12184
Number of RIPE addresses announced to Internet:               722202916
    Equivalent to 43 /8s, 11 /16s and 241 /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,
                        53/8,  57/8,  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:                  138022
    Total LACNIC prefixes after maximum aggregation:              29430
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         135666
    Unique aggregates announced from the LACNIC address blocks:   48844
LACNIC Region origin ASes present in the Internet Routing Table:  11186
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2140
LACNIC Region transit ASes present in the Internet Routing Table:  2522
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9106
Number of LACNIC addresses announced to Internet:             177635968
    Equivalent to 10 /8s, 150 /16s and 130 /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:                  37850
    Total AfriNIC prefixes after maximum aggregation:              6644
    AfriNIC Deaggregation factor:                                  5.70
Prefixes being announced from the AfriNIC address blocks:         49718
    Unique aggregates announced from the AfriNIC address blocks:  14396
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     25.91
AfriNIC Region origin ASes announcing only one prefix:              646
AfriNIC Region transit ASes present in the Internet Routing Table:  377
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1276
Number of AfriNIC addresses announced to Internet:            105946880
    Equivalent to 6 /8s, 80 /16s and 159 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10148       8923     125  CHINAMOBILE-CN China Mobile Communication
  7545        6158        841     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5094       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4575        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3966        519     290  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3902       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3892       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3671       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2803        836     541  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2234       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       11087      11969    3956  AMAZON-02, US
   174        6508       8764     889  COGENT-174, US
 11492        4677        311     552  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3603       1320      79  SHAW, CA
 22773        3431       3050     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3207      23567    2044  ATT-INTERNET4, US
 16625        2950       1292    2161  AKAMAI-AS, US
396982        2885       3655     434  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        9455       1267    1633  TTNET, TR
 12479        7670       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4021       3396     141  AKAMAI-ASN1, NL
  9009        3685        317    1862  M247, RO
 12389        2948       2294     880  ROSTELECOM-AS, RU
 34984        2385        363     567  TELLCOM-AS, TR
  8452        1951       1852      14  TE-AS TE-AS, EG
212238        1830        132    1351  CDNEXT, GB
  5384        1785        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11733       3240     711  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2538        537     371  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1578       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1325        782     203  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1152        374     163  Axtel, S.A.B. de C.V., MX
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1113        371      22  Telefonica del Peru S.A.A., PE
 22884        1067         98     372  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        1660        593      29  RAYA-AS, EG
 24863        1635        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1429         90      59  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1100        179     290  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         882       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA

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       11733       3240     711  UNINET, MX
 16509       11087      11969    3956  AMAZON-02, US
  9808       10148       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9455       1267    1633  TTNET, TR
 12479        7670       1709     143  UNI2-AS, ES
   174        6508       8764     889  COGENT-174, US
  7545        6158        841     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5094       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4677        311     552  CABLEONE, US

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       10148        10023  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9455         7822  TTNET, TR
 12479        7670         7527  UNI2-AS, ES
 16509       11087         7131  AMAZON-02, US
   174        6508         5619  COGENT-174, US
  7545        6158         5502  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5094         5021  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4575         4552  FPT-AS-AP FPT Telecom Company, VN
 11492        4677         4125  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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
23.139.32.0/24       Origin:     14727  RESERVED, ZZ
23.139.32.0/24      Transit:      6939  HURRICANE, US
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      /11:91      /12:297     
/13:583     /14:1196    /15:2120    /16:13334   /17:8515    /18:14663   
/19:25442   /20:46362   /21:55034   /22:116106  /23:109540  /24:621652  
/25:608     /26:599     /27:1069    /28:80      /29:113     /30:24      
/31:2       /32:814     

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9455  TTNET, TR
 12479        6660        7670  UNI2-AS, ES
  8151        5895       11733  UNINET, MX
 11492        3555        4677  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3400        3603  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2560        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2264       11087  AMAZON-02, US
 30036        2206        2546  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2319      2:1662      3:526       4:24        5:4806      6:166    
   7:6         8:1588      9:2        11:172      12:1414     13:369    
  14:2503     15:334      16:270      17:362      18:900      20:457    
  21:4        22:188      23:7142     24:2698     25:2        27:2737   
  29:19       31:3102     32:57       34:74       35:175      36:2413   
  37:4631     38:10409    39:893      40:149      41:4700     42:2198   
  43:2504     44:345      45:19375    46:4966     47:299      49:2017   
  50:1867     51:585      52:1607     54:316      55:943      56:8      
  57:241      58:2325     59:1252     60:1153     61:2872     62:2951   
  63:1869     64:5481     65:2308     66:4734     67:3086     68:1306   
  69:4041     70:1140     71:602      72:2942     74:2809     75:1636   
  76:639      77:2707     78:4229     79:1669     80:2245     81:2221   
  82:1833     83:1444     84:1801     85:4125     86:979      87:2443   
  88:3237     89:4497     90:738      91:8377     92:2670     93:2866   
  94:3935     95:5425     96:1245     97:322      98:1072     99:734    
 100:71      101:1435    102:4035    103:32508   104:4479    105:2147   
 106:984     107:2426    108:1199    109:4003    110:2247    111:3333   
 112:2061    113:1820    114:1953    115:2254    116:2032    117:2727   
 118:2876    119:2013    120:1882    121:1440    122:2749    123:2191   
 124:1702    125:2867    126:62      128:1633    129:1022    130:1297   
 131:2068    132:931     133:448     134:1536    135:364     136:1314   
 137:1166    138:3210    139:1537    140:1508    141:1465    142:1868   
 143:1714    144:1033    145:409     146:2129    147:2053    148:2603   
 149:2885    150:1157    151:1464    152:2139    153:569     154:7633   
 155:1574    156:2790    157:1902    158:1232    159:2445    160:3472   
 161:1751    162:3618    163:1800    164:1990    165:2195    166:1347   
 167:1895    168:4407    169:822     170:5487    171:1000    172:4015   
 173:3176    174:922     175:1280    176:3663    177:6337    178:3892   
 179:2798    180:2589    181:4118    182:3363    183:2062    184:2274   
 185:21575   186:5645    187:4872    188:4351    189:4487    190:9915   
 191:2106    192:11224   193:9336    194:7746    195:5546    196:3432   
 197:3717    198:6083    199:8263    200:8739    201:6566    202:10771  
 203:10659   204:4677    205:3723    206:4706    207:3625    208:4258   
 209:5188    210:4864    211:2630    212:4596    213:3814    214:1054   
 215:48      216:6677    217:3167    218:1366    219:561     220:2098   
 221:1053    222:842     223:2301   

End of report


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