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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 10 18:45:36 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 10 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:                              991807
    Prefixes after maximum aggregation (per Origin AS):          372457
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      474175
    Number of IPv4 prefixes with a valid ROA:                    540973
    Number of IPv4 prefixes with an invalid ROA:                    560
    Number of IPv4 prefixes with no ROA:                         450274
Total ASes present in the Internet Routing Table:                 76551
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65858
Origin ASes announcing only one prefix:                           26490
Transit ASes present in the Internet Routing Table:               10693
Transit-only ASes present in the Internet Routing Table:            523
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:                                      58
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1088
    Number of instances of unregistered ASNs:                      1095
Number of 32-bit ASNs allocated by the RIRs:                      46100
Number of 32-bit ASNs visible in the Routing Table:               37780
Prefixes from 32-bit ASNs in the Routing Table:                  204402
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:            509
Number of addresses announced to Internet:                   3112276224
    Equivalent to 185 /8s, 129 /16s and 145 /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:      327182

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

Prefixes being announced by APNIC Region ASes:                   257297
    Total APNIC prefixes after maximum aggregation:               76334
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248795
    Unique aggregates announced from the APNIC address blocks:   102620
APNIC Region origin ASes present in the Internet Routing Table:   14458
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4425
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:   9975
Number of APNIC addresses announced to Internet:              753413376
    Equivalent to 44 /8s, 232 /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:                    289558
    Total ARIN prefixes after maximum aggregation:               127350
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291191
    Unique aggregates announced from the ARIN address blocks:    135024
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                7019
ARIN Region transit ASes present in the Internet Routing Table:    1924
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:    5135
Number of ARIN addresses announced to Internet:              1343536384
    Equivalent to 80 /8s, 20 /16s and 189 /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:                    274760
    Total RIPE prefixes after maximum aggregation:               132068
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271840
    Unique aggregates announced from the RIPE address blocks:    171948
RIPE Region origin ASes present in the Internet Routing Table:    28877
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12040
RIPE Region transit ASes present in the Internet Routing Table:    3886
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12264
Number of RIPE addresses announced to Internet:               732606464
    Equivalent to 43 /8s, 170 /16s and 176 /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:                  131826
    Total LACNIC prefixes after maximum aggregation:              29137
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128970
    Unique aggregates announced from the LACNIC address blocks:   48826
LACNIC Region origin ASes present in the Internet Routing Table:  11202
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2345
LACNIC Region transit ASes present in the Internet Routing Table:  2463
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:  9134
Number of LACNIC addresses announced to Internet:             177781248
    Equivalent to 10 /8s, 152 /16s and 186 /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:                  37278
    Total AfriNIC prefixes after maximum aggregation:              6883
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         50502
    Unique aggregates announced from the AfriNIC address blocks:  15342
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     26.39
AfriNIC Region origin ASes announcing only one prefix:              661
AfriNIC Region transit ASes present in the Internet Routing Table:  375
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet:            104675840
    Equivalent to 6 /8s, 61 /16s and 58 /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        6205        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4229        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4204        529     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3908       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3256       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2840        854     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2199        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       12722      38947    3716  AMAZON-02, US
   174        5503       8758     884  COGENT-174, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3378       3034     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3011       1296    2194  AKAMAI-AS, US
396982        2921       3659     446  GOOGLE-CLOUD-PLATFORM, US
 30036        2581        359     276  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        7746       1715     146  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3975       3395     128  AKAMAI-ASN1, NL
  9009        3743        321    1928  M247, RO
 12389        2984       2302     891  ROSTELECOM-AS, RU
 34984        2368        361     579  TELLCOM-AS, TR
212238        1920        139    1416  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1484         98     744  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       11742       3200     604  UNINET, MX
 10620        3543        492     951  Telmex Colombia S.A., CO
 13999        2500        539     371  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1330        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1160        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
 28202        1130         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1109        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        1683        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1538         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        1002        521      42  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
 36914         559         82       3  KENET-AS, KE

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       12722      38947    3716  AMAZON-02, US
  8151       11742       3200     604  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7746       1715     146  UNI2-AS, ES
  7545        6205        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5503       8758     884  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
 18403        4229        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4204        529     272  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       11742        11138  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7746         7600  UNI2-AS, ES
  7545        6205         5544  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5503         4619  COGENT-174, US
 18403        4229         4204  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4204         3932  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     /14:1228    /15:2188    /16:14019   /17:8342    /18:13879   
/19:24744   /20:44416   /21:52723   /22:113374  /23:104652  /24:611182  
/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        6705        7746  UNI2-AS, ES
  8151        5932       11742  UNINET, MX
 11492        3555        4698  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2515        3378  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2261       12722  AMAZON-02, US
 30036        2241        2581  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)
----------------------------------------------

   1:2300      2:1520      3:569       4:9         5:4801      6:165    
   7:6         8:1546      9:1        11:172      12:1383     13:351    
  14:2501     15:347      16:270      17:357      18:917      20:457    
  21:4        22:188      23:7315     24:2775     25:2        27:2733   
  29:19       31:3156     32:44       34:81       35:200      36:2415   
  37:4623     38:9885     39:896      40:153      41:4445     42:1920   
  43:2532     44:350      45:19040    46:4992     47:292      49:1990   
  50:1886     51:589      52:1573     54:306      55:1096     56:9      
  57:250      58:2226     59:1180     60:1164     61:3030     62:3009   
  63:1839     64:5534     65:2214     66:4702     67:3065     68:1119   
  69:4040     70:1117     71:616      72:2924     74:2810     75:1643   
  76:628      77:2743     78:1861     79:1717     80:2229     81:2070   
  82:2336     83:1422     84:1798     85:3318     86:1021     87:2446   
  88:1298     89:4329     90:755      91:8421     92:2799     93:2878   
  94:3933     95:4202     96:1293     97:308      98:973      99:735    
 100:71      101:1378    102:4100    103:32401   104:4677    105:1225   
 106:1016    107:2605    108:1199    109:4110    110:2209    111:3382   
 112:2051    113:1801    114:1944    115:2247    116:2071    117:2738   
 118:2764    119:1965    120:1875    121:1356    122:2765    123:2283   
 124:1576    125:2873    126:94      128:1595    129:1027    130:1301   
 131:1933    132:788     133:450     134:1531    135:370     136:1344   
 137:1106    138:3054    139:1596    140:1549    141:1482    142:1845   
 143:1642    144:1049    145:467     146:2147    147:2063    148:2604   
 149:2926    150:1203    151:1668    152:2163    153:574     154:8168   
 155:1621    156:3569    157:1878    158:1250    159:2423    160:3606   
 161:1901    162:3671    163:1810    164:1723    165:2179    166:1354   
 167:1899    168:4236    169:804     170:5270    171:1001    172:4296   
 173:3266    174:919     175:1286    176:3647    177:5510    178:3822   
 179:2405    180:2589    181:4100    182:3368    183:2013    184:2269   
 185:21671   186:5389    187:4704    188:4244    189:4371    190:9761   
 191:1945    192:11178   193:9425    194:7800    195:5585    196:3521   
 197:3810    198:6112    199:8327    200:8451    201:6415    202:10535  
 203:10696   204:4546    205:3644    206:4630    207:3478    208:4207   
 209:5154    210:4578    211:2543    212:4561    213:3794    214:1054   
 215:42      216:6619    217:3173    218:1353    219:388     220:2115   
 221:1055    222:713     223:2313   

End of report


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