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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Feb 5 18:45:28 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 05 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:                              990841
    Prefixes after maximum aggregation (per Origin AS):          372087
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473740
    Number of IPv4 prefixes with a valid ROA:                    539224
    Number of IPv4 prefixes with an invalid ROA:                    479
    Number of IPv4 prefixes with no ROA:                         451138
Total ASes present in the Internet Routing Table:                 76511
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65792
Origin ASes announcing only one prefix:                           26484
Transit ASes present in the Internet Routing Table:               10719
Transit-only ASes present in the Internet Routing Table:            518
Paths with bogon ASNs present in the IPv4 Routing Table:             40
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37447)                              55
Prefixes from unregistered ASNs in the Routing Table:              1081
    Number of instances of unregistered ASNs:                      1088
Number of 32-bit ASNs allocated by the RIRs:                      46097
Number of 32-bit ASNs visible in the Routing Table:               37741
Prefixes from 32-bit ASNs in the Routing Table:                  204634
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3111928576
    Equivalent to 185 /8s, 124 /16s and 67 /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:      327282

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

Prefixes being announced by APNIC Region ASes:                   256726
    Total APNIC prefixes after maximum aggregation:               76202
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248325
    Unique aggregates announced from the APNIC address blocks:   102531
APNIC Region origin ASes present in the Internet Routing Table:   14435
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4417
APNIC Region transit ASes present in the Internet Routing Table:   1895
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9954
Number of APNIC addresses announced to Internet:              753204224
    Equivalent to 44 /8s, 228 /16s and 252 /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:                    289399
    Total ARIN prefixes after maximum aggregation:               127331
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291129
    Unique aggregates announced from the ARIN address blocks:    134846
ARIN Region origin ASes present in the Internet Routing Table:    19181
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7021
ARIN Region transit ASes present in the Internet Routing Table:    1921
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5131
Number of ARIN addresses announced to Internet:              1343585280
    Equivalent to 80 /8s, 21 /16s and 124 /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:                    274790
    Total RIPE prefixes after maximum aggregation:               131970
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271888
    Unique aggregates announced from the RIPE address blocks:    171774
RIPE Region origin ASes present in the Internet Routing Table:    28886
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12053
RIPE Region transit ASes present in the Internet Routing Table:    3898
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12258
Number of RIPE addresses announced to Internet:               732328704
    Equivalent to 43 /8s, 166 /16s and 115 /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:                  131914
    Total LACNIC prefixes after maximum aggregation:              29115
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         128999
    Unique aggregates announced from the LACNIC address blocks:   48830
LACNIC Region origin ASes present in the Internet Routing Table:  11194
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2336
LACNIC Region transit ASes present in the Internet Routing Table:  2473
Average LACNIC Region AS path length visible:                       7.7
    Max LACNIC Region AS path length visible:                        58
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9129
Number of LACNIC addresses announced to Internet:             177900288
    Equivalent to 10 /8s, 154 /16s and 139 /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:                  36931
    Total AfriNIC prefixes after maximum aggregation:              6789
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         49980
    Unique aggregates announced from the AfriNIC address blocks:  15342
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     26.13
AfriNIC Region origin ASes announcing only one prefix:              657
AfriNIC Region transit ASes present in the Internet Routing Table:  372
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269
Number of AfriNIC addresses announced to Internet:            104652032
    Equivalent to 6 /8s, 60 /16s and 221 /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       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6203        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4195        529     271  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4179        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3895       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3254       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2838        853     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2202        434     189  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12687      38937    3758  AMAZON-02, US
   174        5518       8760     883  COGENT-174, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3383       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2971       1280    2172  AKAMAI-AS, US
396982        2919       3659     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2580        359     274  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        7742       1713     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3959       3395     127  AKAMAI-ASN1, NL
  9009        3734        321    1915  M247, RO
 12389        2986       2302     891  ROSTELECOM-AS, RU
 34984        2369        361     580  TELLCOM-AS, TR
212238        1906        136    1404  CDNEXT, GB
  8452        1614       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1485         98     745  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       11695       3224     604  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2509        539     366  Mega Cable, S.A. de C.V., MX
 11830        1988        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1154        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1131        374     163  Axtel, S.A.B. de C.V., MX
 28202        1129         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1103        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        1681        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1537         97      99  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        1018        523      45  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         557       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       12687      38937    3758  AMAZON-02, US
  8151       11695       3224     604  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7742       1713     145  UNI2-AS, ES
  7545        6203        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5518       8760     883  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
  9498        4195        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4180        287      86  VIASAT-SP-BACKBONE, US

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       11695        11091  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7742         7597  UNI2-AS, ES
  7545        6203         5542  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5518         4635  COGENT-174, US
 18403        4179         4156  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4195         3924  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      /11:92      /12:307     
/13:588     /14:1229    /15:2189    /16:14004   /17:8337    /18:13826   
/19:24770   /20:44407   /21:52661   /22:113321  /23:104625  /24:610411  
/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        6703        7742  UNI2-AS, ES
  8151        5904       11695  UNINET, MX
 11492        3555        4698  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2518        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2266       12687  AMAZON-02, US
 30036        2240        2580  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2180        3540  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)
----------------------------------------------

   1:2300      2:1536      3:569       4:9         5:4852      6:165    
   7:6         8:1548      9:1        11:172      12:1383     13:348    
  14:2498     15:342      16:270      17:359      18:911      20:457    
  21:4        22:188      23:7278     24:2776     25:2        27:2731   
  29:19       31:3139     32:47       34:79       35:199      36:2413   
  37:4690     38:9910     39:896      40:152      41:4423     42:1910   
  43:2525     44:349      45:18942    46:5011     47:293      49:1994   
  50:1870     51:589      52:1574     54:306      55:1072     56:9      
  57:249      58:2213     59:1185     60:1164     61:3005     62:3009   
  63:1839     64:5518     65:2220     66:4703     67:3067     68:1164   
  69:4044     70:1115     71:617      72:2920     74:2809     75:1643   
  76:628      77:2732     78:1860     79:1675     80:2223     81:2071   
  82:2269     83:1504     84:1798     85:3315     86:1017     87:2449   
  88:1294     89:4394     90:757      91:8427     92:2800     93:2884   
  94:3931     95:4188     96:1294     97:308      98:993      99:734    
 100:71      101:1378    102:4094    103:32367   104:4681    105:1230   
 106:1016    107:2602    108:1165    109:4109    110:2210    111:3388   
 112:2050    113:1823    114:1943    115:2243    116:2054    117:2731   
 118:2760    119:1957    120:1875    121:1353    122:2767    123:2278   
 124:1572    125:2865    126:94      128:1604    129:1021    130:1299   
 131:1929    132:793     133:450     134:1527    135:368     136:1340   
 137:1107    138:3054    139:1589    140:1543    141:1485    142:1844   
 143:1633    144:1040    145:467     146:2150    147:2061    148:2598   
 149:2919    150:1204    151:1645    152:1994    153:574     154:8185   
 155:1620    156:3531    157:1882    158:1263    159:2415    160:3601   
 161:1890    162:3670    163:1800    164:1724    165:2190    166:1322   
 167:1896    168:4238    169:801     170:5262    171:998     172:4298   
 173:3265    174:919     175:1290    176:3637    177:5506    178:3837   
 179:2395    180:2590    181:4102    182:3369    183:2015    184:2270   
 185:21648   186:5386    187:4669    188:4246    189:4340    190:9804   
 191:1952    192:11177   193:9404    194:7785    195:5579    196:3486   
 197:3728    198:6108    199:8313    200:8440    201:6412    202:10442  
 203:10667   204:4547    205:3651    206:4633    207:3502    208:4210   
 209:5144    210:4569    211:2519    212:4543    213:3797    214:1059   
 215:42      216:6667    217:3170    218:1352    219:388     220:2110   
 221:1055    222:713     223:2314   

End of report


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