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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Dec 5 22:41:20 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 05 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:                             1018795
    Prefixes after maximum aggregation (per Origin AS):          373553
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471549
Total ASes present in the Internet Routing Table:                 76640
    Prefixes per ASN:                                             13.29
Origin-only ASes present in the Internet Routing Table:           65651
Origin ASes announcing only one prefix:                           26243
Transit ASes present in the Internet Routing Table:               10989
Transit-only ASes present in the Internet Routing Table:            536
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1088
    Number of instances of unregistered ASNs:                      1102
Number of 32-bit ASNs allocated by the RIRs:                      45958
Number of 32-bit ASNs visible in the Routing Table:               37596
Prefixes from 32-bit ASNs in the Routing Table:                  206569
Number of bogon 32-bit ASNs visible in the Routing Table:            91
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            505
Number of addresses announced to Internet:                   3033082915
    Equivalent to 180 /8s, 201 /16s and 44 /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:      344145

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

Prefixes being announced by APNIC Region ASes:                   264328
    Total APNIC prefixes after maximum aggregation:               76085
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256493
    Unique aggregates announced from the APNIC address blocks:   101780
APNIC Region origin ASes present in the Internet Routing Table:   14501
    APNIC Prefixes per ASN:                                       17.69
APNIC Region origin ASes announcing only one prefix:               4419
APNIC Region transit ASes present in the Internet Routing Table:   1941
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9934
Number of APNIC addresses announced to Internet:              760815424
    Equivalent to 45 /8s, 89 /16s and 31 /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:                    290621
    Total ARIN prefixes after maximum aggregation:               128392
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           293156
    Unique aggregates announced from the ARIN address blocks:    136243
ARIN Region origin ASes present in the Internet Routing Table:    19224
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6962
ARIN Region transit ASes present in the Internet Routing Table:    2007
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:    5094
Number of ARIN addresses announced to Internet:              1266481216
    Equivalent to 75 /8s, 124 /16s and 248 /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:                    287063
    Total RIPE prefixes after maximum aggregation:               132314
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283422
    Unique aggregates announced from the RIPE address blocks:    169852
RIPE Region origin ASes present in the Internet Routing Table:    28880
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12075
RIPE Region transit ASes present in the Internet Routing Table:    3941
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12182
Number of RIPE addresses announced to Internet:               721973539
    Equivalent to 43 /8s, 8 /16s and 113 /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:                  137950
    Total LACNIC prefixes after maximum aggregation:              29445
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         135575
    Unique aggregates announced from the LACNIC address blocks:   48833
LACNIC Region origin ASes present in the Internet Routing Table:  11190
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2144
LACNIC Region transit ASes present in the Internet Routing Table:  2534
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:  9112
Number of LACNIC addresses announced to Internet:             177642624
    Equivalent to 10 /8s, 150 /16s and 156 /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:                  37745
    Total AfriNIC prefixes after maximum aggregation:              6648
    AfriNIC Deaggregation factor:                                  5.68
Prefixes being announced from the AfriNIC address blocks:         49643
    Unique aggregates announced from the AfriNIC address blocks:  14432
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     25.90
AfriNIC Region origin ASes announcing only one prefix:              643
AfriNIC Region transit ASes present in the Internet Routing Table:  369
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            105910528
    Equivalent to 6 /8s, 80 /16s and 17 /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       10163       8923     125  CHINAMOBILE-CN China Mobile Communication
  7545        6189        842     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5098       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4569        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3966        518     289  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3911       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3892       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2804        836     542  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2235       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       11120      11996    3969  AMAZON-02, US
   174        6586       8764     891  COGENT-174, US
 11492        4679        311     553  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        3211      23514    2033  ATT-INTERNET4, US
 16625        2971       1300    2175  AKAMAI-AS, US
396982        2887       3655     435  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        9450       1266    1646  TTNET, TR
 12479        7718       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4013       3396     141  AKAMAI-ASN1, NL
  9009        3681        317    1863  M247, RO
 12389        2955       2294     881  ROSTELECOM-AS, RU
 34984        2385        363     568  TELLCOM-AS, TR
  8452        1954       1852      14  TE-AS TE-AS, EG
212238        1835        133    1354  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       11758       3245     706  UNINET, MX
 10620        3543        494     943  Telmex Colombia S.A., CO
 13999        2533        537     369  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        1324        778     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1152        374     163  Axtel, S.A.B. de C.V., MX
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 22884        1066         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        1637        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1447         91      59  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1101        181     290  INTERNET-SOLUTIONS, ZA
 36935        1000        520      40  Vodafone-, EG
 37069         862       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       11758       3245     706  UNINET, MX
 16509       11120      11996    3969  AMAZON-02, US
  9808       10163       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9450       1266    1646  TTNET, TR
 12479        7718       1709     143  UNI2-AS, ES
   174        6586       8764     891  COGENT-174, US
  7545        6189        842     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5098       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4679        311     553  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       10163        10038  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9450         7804  TTNET, TR
 12479        7718         7575  UNI2-AS, ES
 16509       11120         7151  AMAZON-02, US
   174        6586         5695  COGENT-174, US
  7545        6189         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5098         5025  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4569         4546  FPT-AS-AP FPT Telecom Company, VN
 11492        4679         4126  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
23.140.216.0/24      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
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3257  GTT-BACKBONE GTT, 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     /14:1193    /15:2123    /16:13337   /17:8512    /18:14657   
/19:25441   /20:46321   /21:55072   /22:116044  /23:109673  /24:622089  
/25:600     /26:592     /27:1066    /28:83      /29:112     /30:24      
/31:2       /32:814     

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

   ASN  No of nets  Total ann.  Description
 47331        8540        9450  TTNET, TR
 12479        6700        7718  UNI2-AS, ES
  8151        5915       11758  UNINET, MX
 11492        3555        4679  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        2269       11120  AMAZON-02, US
 30036        2211        2551  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2334      2:1664      3:526       4:24        5:4784      6:166    
   7:6         8:1639      9:2        11:172      12:1401     13:370    
  14:2503     15:333      16:270      17:362      18:901      20:452    
  21:4        22:188      23:7128     24:2715     25:2        27:2735   
  29:19       31:3116     32:56       34:74       35:177      36:2413   
  37:4578     38:10510    39:880      40:152      41:4692     42:2158   
  43:2527     44:345      45:19404    46:5003     47:299      49:2014   
  50:1869     51:586      52:1608     54:317      55:1029     56:8      
  57:242      58:2326     59:1250     60:1155     61:2882     62:2975   
  63:1854     64:5465     65:2309     66:4738     67:3088     68:1307   
  69:4006     70:1140     71:604      72:2941     74:2813     75:1643   
  76:641      77:2715     78:4230     79:1680     80:2236     81:2205   
  82:1831     83:1432     84:1804     85:4133     86:983      87:2445   
  88:3242     89:4503     90:737      91:8377     92:2738     93:2862   
  94:3942     95:5425     96:1248     97:322      98:1071     99:734    
 100:71      101:1438    102:4028    103:32551   104:4475    105:2143   
 106:986     107:2430    108:1198    109:4078    110:2242    111:3335   
 112:2064    113:1820    114:1954    115:2255    116:2034    117:2717   
 118:2895    119:2021    120:1890    121:1438    122:2752    123:2190   
 124:1699    125:2869    126:62      128:1641    129:1023    130:1298   
 131:2053    132:922     133:448     134:1516    135:365     136:1341   
 137:1172    138:3216    139:1547    140:1512    141:1461    142:1870   
 143:1738    144:1033    145:409     146:2139    147:2051    148:2602   
 149:2886    150:1165    151:1467    152:2139    153:568     154:7659   
 155:1580    156:2781    157:1905    158:1226    159:2444    160:3480   
 161:1794    162:3626    163:1800    164:1745    165:2196    166:1350   
 167:1896    168:4415    169:818     170:5497    171:1002    172:4003   
 173:3184    174:921     175:1280    176:3661    177:6316    178:3887   
 179:2801    180:2591    181:4118    182:3369    183:2086    184:2276   
 185:21582   186:5602    187:4882    188:4346    189:4496    190:9913   
 191:2103    192:11219   193:9340    194:7777    195:5538    196:3396   
 197:3713    198:6086    199:8296    200:8716    201:6595    202:10772  
 203:10659   204:4675    205:3740    206:4704    207:3634    208:4266   
 209:5202    210:4914    211:2635    212:4603    213:3813    214:1056   
 215:48      216:6669    217:3166    218:1367    219:561     220:2097   
 221:1053    222:840     223:2302   

End of report


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