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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 16 18:45:19 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 16 Feb, 2025

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              992186
    Prefixes after maximum aggregation (per Origin AS):          372606
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      474981
    Number of IPv4 prefixes with a valid ROA:                    542506
    Number of IPv4 prefixes with an invalid ROA:                    441
    Number of IPv4 prefixes with no ROA:                         449236
Total ASes present in the Internet Routing Table:                 76595
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65762
Origin ASes announcing only one prefix:                           26503
Transit ASes present in the Internet Routing Table:               10833
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:             82
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1075
    Number of instances of unregistered ASNs:                      1080
Number of 32-bit ASNs allocated by the RIRs:                      46152
Number of 32-bit ASNs visible in the Routing Table:               37817
Prefixes from 32-bit ASNs in the Routing Table:                  205132
Number of bogon 32-bit ASNs visible in the Routing Table:            25
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            504
Number of addresses announced to Internet:                   3111996416
    Equivalent to 185 /8s, 125 /16s and 76 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      327551

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

Prefixes being announced by APNIC Region ASes:                   257268
    Total APNIC prefixes after maximum aggregation:               76395
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248723
    Unique aggregates announced from the APNIC address blocks:   102719
APNIC Region origin ASes present in the Internet Routing Table:   14478
    APNIC Prefixes per ASN:                                       17.18
APNIC Region origin ASes announcing only one prefix:               4425
APNIC Region transit ASes present in the Internet Routing Table:   1909
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9986
Number of APNIC addresses announced to Internet:              753369600
    Equivalent to 44 /8s, 231 /16s and 130 /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, 131072-155961
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:                    289130
    Total ARIN prefixes after maximum aggregation:               127343
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291116
    Unique aggregates announced from the ARIN address blocks:    135237
ARIN Region origin ASes present in the Internet Routing Table:    19203
    ARIN Prefixes per ASN:                                        15.16
ARIN Region origin ASes announcing only one prefix:                7031
ARIN Region transit ASes present in the Internet Routing Table:    1958
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5145
Number of ARIN addresses announced to Internet:              1343303424
    Equivalent to 80 /8s, 17 /16s and 47 /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:                    275233
    Total RIPE prefixes after maximum aggregation:               132133
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272152
    Unique aggregates announced from the RIPE address blocks:    172365
RIPE Region origin ASes present in the Internet Routing Table:    28884
    RIPE Prefixes per ASN:                                         9.42
RIPE Region origin ASes announcing only one prefix:               12043
RIPE Region transit ASes present in the Internet Routing Table:    3941
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12274
Number of RIPE addresses announced to Internet:               732604672
    Equivalent to 43 /8s, 170 /16s and 169 /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:                  132156
    Total LACNIC prefixes after maximum aggregation:              29159
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129226
    Unique aggregates announced from the LACNIC address blocks:   48928
LACNIC Region origin ASes present in the Internet Routing Table:  11204
    LACNIC Prefixes per ASN:                                      11.53
LACNIC Region origin ASes announcing only one prefix:              2345
LACNIC Region transit ASes present in the Internet Routing Table:  2490
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9139
Number of LACNIC addresses announced to Internet:             177882112
    Equivalent to 10 /8s, 154 /16s and 68 /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:                  37324
    Total AfriNIC prefixes after maximum aggregation:              6898
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         50465
    Unique aggregates announced from the AfriNIC address blocks:  15323
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     26.38
AfriNIC Region origin ASes announcing only one prefix:              659
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet:            104575744
    Equivalent to 6 /8s, 59 /16s and 179 /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       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6207        843     660  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4216        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2833        851     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2162        434     189  TATACOMM-AS TATA Communications formerly 

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12736      38949    3734  AMAZON-02, US
   174        5477       8759     898  COGENT-174, US
 11492        4702        312     561  CABLEONE, US
  7155        4170        286      83  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3377       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3006       1292    2196  AKAMAI-AS, US
396982        2924       3659     447  GOOGLE-CLOUD-PLATFORM, US
 30036        2586        359     269  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7763       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3978       3395     129  AKAMAI-ASN1, NL
  9009        3739        322    1921  M247, RO
 12389        2991       2303     893  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        2008        145    1485  CDNEXT, GB
  8452        1617       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1489         98     749  CLOUVIDER Clouvider - Global ASN, GB

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11791       3229     595  UNINET, MX
 10620        3543        492     950  Telmex Colombia S.A., CO
 13999        2513        539     365  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1349       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1158        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1131         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
  6147        1111        371      22  Telefonica del Peru S.A.A., PE

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1684        601      30  RAYA-AS, EG
 24863        1606        389      16  LINKdotNET-AS, EG
 29571        1548         98     101  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1288        199     339  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         558       1861      35  IAM-AS, MA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12736      38949    3734  AMAZON-02, US
  8151       11791       3229     595  UNINET, MX
  9808       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7763       1714     145  UNI2-AS, ES
  7545        6207        843     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5477       8759     898  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4702        312     561  CABLEONE, US
 18403        4216        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11791        11196  UNINET, MX
  9808       10334        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7763         7618  UNI2-AS, ES
  7545        6207         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5477         4579  COGENT-174, US
 18403        4216         4191  FPT-AS-AP FPT Telecom Company, VN
 11492        4702         4141  CABLEONE, US
  7155        4170         4087  VIASAT-SP-BACKBONE, US
  9498        4215         3942  BBIL-AP BHARTI Airtel Ltd., IN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, 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

Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, 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

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:307     
/13:586     /14:1229    /15:2183    /16:14010   /17:8349    /18:13869   
/19:24731   /20:44416   /21:52736   /22:113353  /23:104775  /24:611475  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        6720        7763  UNI2-AS, ES
  8151        5967       11791  UNINET, MX
 11492        3556        4702  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3119        4170  VIASAT-SP-BACKBONE, US
 22773        2512        3377  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2272       12736  AMAZON-02, US
 30036        2246        2586  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3543  Telmex Colombia S.A., CO

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

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

   1:2301      2:1520      3:570       4:10        5:4807      6:165    
   7:6         8:1556      9:1        11:172      12:1382     13:347    
  14:2505     15:348      16:273      17:359      18:917      20:457    
  21:4        22:188      23:7329     24:2776     25:2        27:2735   
  29:19       31:3173     32:46       34:82       35:200      36:2416   
  37:4623     38:9900     39:896      40:153      41:4469     42:1921   
  43:2547     44:351      45:19007    46:5016     47:291      49:1982   
  50:1887     51:589      52:1571     54:300      55:1083     56:9      
  57:251      58:2231     59:1179     60:1166     61:3004     62:3015   
  63:1836     64:5529     65:2210     66:4696     67:3065     68:1103   
  69:4018     70:1114     71:615      72:2920     74:2803     75:1642   
  76:611      77:2743     78:1862     79:1720     80:2228     81:2048   
  82:2468     83:1422     84:1798     85:3348     86:1022     87:2415   
  88:1297     89:4344     90:760      91:8402     92:2814     93:2874   
  94:3925     95:4217     96:1345     97:308      98:980      99:738    
 100:71      101:1375    102:4135    103:32378   104:4674    105:1225   
 106:991     107:2591    108:1201    109:4122    110:2219    111:3375   
 112:2055    113:1802    114:1947    115:2251    116:2083    117:2741   
 118:2772    119:1961    120:1875    121:1358    122:2774    123:2290   
 124:1582    125:2872    126:94      128:1602    129:1027    130:1299   
 131:1903    132:795     133:450     134:1524    135:371     136:1326   
 137:1109    138:3064    139:1589    140:1557    141:1492    142:1853   
 143:1617    144:1051    145:473     146:2139    147:2066    148:2611   
 149:2920    150:1226    151:1674    152:2125    153:574     154:8103   
 155:1617    156:3537    157:1883    158:1247    159:2421    160:3618   
 161:1930    162:3702    163:1826    164:1716    165:2194    166:1358   
 167:1893    168:4233    169:804     170:5285    171:1002    172:4289   
 173:3270    174:916     175:1288    176:3653    177:5507    178:3799   
 179:2422    180:2597    181:4120    182:3368    183:2014    184:2266   
 185:21658   186:5426    187:4714    188:4240    189:4386    190:9802   
 191:1964    192:11175   193:9383    194:7805    195:5585    196:3566   
 197:3799    198:6119    199:8345    200:8472    201:6405    202:10462  
 203:10695   204:4547    205:3668    206:4632    207:3486    208:4198   
 209:5171    210:4587    211:2528    212:4553    213:3800    214:1056   
 215:42      216:6625    217:3172    218:1350    219:388     220:2112   
 221:1055    222:714     223:2314   

End of report


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