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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Mar 30 18:45:25 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 30 Mar, 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:                              995402
    Prefixes after maximum aggregation (per Origin AS):          374685
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      476596
    Number of IPv4 prefixes with a valid ROA:                    549081
    Number of IPv4 prefixes with an invalid ROA:                    409
    Number of IPv4 prefixes with no ROA:                         445912
Total ASes present in the Internet Routing Table:                 76692
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65801
Origin ASes announcing only one prefix:                           26549
Transit ASes present in the Internet Routing Table:               10891
Transit-only ASes present in the Internet Routing Table:            546
Paths with bogon ASNs present in the IPv4 Routing Table:             71
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (135823)                              50
Prefixes from unregistered ASNs in the Routing Table:              1048
    Number of instances of unregistered ASNs:                      1051
Number of 32-bit ASNs allocated by the RIRs:                      46117
Number of 32-bit ASNs visible in the Routing Table:               38014
Prefixes from 32-bit ASNs in the Routing Table:                  206064
Number of bogon 32-bit ASNs visible in the Routing Table:            24
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            501
Number of addresses announced to Internet:                   3108039424
    Equivalent to 185 /8s, 64 /16s and 235 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    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:      328636

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

Prefixes being announced by APNIC Region ASes:                   257532
    Total APNIC prefixes after maximum aggregation:               76175
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249161
    Unique aggregates announced from the APNIC address blocks:   102690
APNIC Region origin ASes present in the Internet Routing Table:   14520
    APNIC Prefixes per ASN:                                       17.16
APNIC Region origin ASes announcing only one prefix:               4428
APNIC Region transit ASes present in the Internet Routing Table:   1932
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         59
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10049
Number of APNIC addresses announced to Internet:              748749824
    Equivalent to 44 /8s, 161 /16s and 4 /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:                    291875
    Total ARIN prefixes after maximum aggregation:               128667
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292816
    Unique aggregates announced from the ARIN address blocks:    137087
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                7037
ARIN Region transit ASes present in the Internet Routing Table:    1952
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:    5167
Number of ARIN addresses announced to Internet:              1349910272
    Equivalent to 80 /8s, 117 /16s and 255 /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:                    276217
    Total RIPE prefixes after maximum aggregation:               133059
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274250
    Unique aggregates announced from the RIPE address blocks:    173966
RIPE Region origin ASes present in the Internet Routing Table:    28917
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12038
RIPE Region transit ASes present in the Internet Routing Table:    3969
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12365
Number of RIPE addresses announced to Internet:               732332032
    Equivalent to 43 /8s, 166 /16s and 128 /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:                  131201
    Total LACNIC prefixes after maximum aggregation:              29300
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         127696
    Unique aggregates announced from the LACNIC address blocks:   48795
LACNIC Region origin ASes present in the Internet Routing Table:  11203
    LACNIC Prefixes per ASN:                                      11.40
LACNIC Region origin ASes announcing only one prefix:              2390
LACNIC Region transit ASes present in the Internet Routing Table:  2469
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:  9156
Number of LACNIC addresses announced to Internet:             171661312
    Equivalent to 10 /8s, 59 /16s and 88 /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:                  37529
    Total AfriNIC prefixes after maximum aggregation:              6824
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         50978
    Unique aggregates announced from the AfriNIC address blocks:  13624
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     26.72
AfriNIC Region origin ASes announcing only one prefix:              656
AfriNIC Region transit ASes present in the Internet Routing Table:  383
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1277
Number of AfriNIC addresses announced to Internet:            105142272
    Equivalent to 6 /8s, 68 /16s and 88 /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       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6215        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4222        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4217        530     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3268       1869     103  VNPT-AS-VN VNPT Corp, VN
 24560        2843        848     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2152        434     192  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       12956      39645    3980  AMAZON-02, US
   174        5469       8767     966  COGENT-174, US
 11492        4676        310     586  CABLEONE, US
  7155        4173        286      83  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3380       3034     182  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3072       1291    2241  AKAMAI-AS, US
396982        2946       3649     460  GOOGLE-CLOUD-PLATFORM, US
 36352        2582        213     794  AS-COLOCROSSING, 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        7722       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3975       3395     128  AKAMAI-ASN1, NL
  9009        3774        326    1961  M247, RO
 12389        3036       2303     889  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2069        147    1526  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1491         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       11932       3243     582  UNINET, MX
 10620        3522        486     971  Telmex Colombia S.A., CO
 13999        2509        539     367  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1332        783     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1193        371      21  Telefonica del Peru S.A.A., PE
 11664        1163        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1052         67     378  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1046        374     163  Axtel, S.A.B. de C.V., MX

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        1703        599      30  RAYA-AS, EG
 24863        1620        389      18  LINKdotNET-AS, EG
 29571        1567        102      23  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 20011        1294        202     344  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 37069         891       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         562        661     321  IS, ZA

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       12956      39645    3980  AMAZON-02, US
  8151       11932       3243     582  UNINET, MX
  9808       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7722       1714     145  UNI2-AS, ES
  7545        6215        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5469       8767     966  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4676        310     586  CABLEONE, US
 18403        4222        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4217        530     274  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       11932        11350  UNINET, MX
  9808       10307        10219  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7722         7577  UNI2-AS, ES
  7545        6215         5562  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5469         4503  COGENT-174, US
 18403        4222         4197  FPT-AS-AP FPT Telecom Company, VN
 11492        4676         4090  CABLEONE, US
  7155        4173         4090  VIASAT-SP-BACKBONE, US
  9498        4217         3943  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
    212032  UNALLOCATED  5.59.105.0/24            35168  TNS-PLUS-CORE, KZ
     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
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
23.140.216.0/24      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
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, 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      /10:41      /11:93      /12:302     
/13:584     /14:1232    /15:2187    /16:14036   /17:8376    /18:13927   
/19:24831   /20:44387   /21:52477   /22:113203  /23:104828  /24:614866  
/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        6654        7722  UNI2-AS, ES
  8151        6103       11932  UNINET, MX
 11492        3529        4676  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        3120        4173  VIASAT-SP-BACKBONE, US
 22773        2516        3380  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2331       12956  AMAZON-02, US
 30036        2214        2555  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2184        3522  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)
----------------------------------------------

   1:2341      2:1524      3:601       4:10        5:4874      6:163    
   7:6         8:1555      9:1        11:172      12:1372     13:352    
  14:2514     15:351      16:279      17:362      18:914      20:457    
  21:4        22:188      23:7364     24:3065     25:2        27:2759   
  29:19       31:3270     32:45       34:84       35:203      36:2405   
  37:4700     38:10221    39:900      40:154      41:4435     42:1918   
  43:2572     44:359      45:19180    46:4968     47:288      49:1991   
  50:1901     51:590      52:1555     54:301      55:878      56:11     
  57:261      58:2194     59:1284     60:1171     61:2995     62:3010   
  63:1844     64:5515     65:2198     66:4664     67:3059     68:1118   
  69:4010     70:1112     71:622      72:2915     74:2825     75:1664   
  76:612      77:2816     78:1868     79:1730     80:2212     81:2041   
  82:3011     83:1429     84:1824     85:3396     86:1044     87:2414   
  88:1299     89:4335     90:779      91:8389     92:2803     93:2884   
  94:4027     95:4296     96:1425     97:313      98:991      99:740    
 100:71      101:1400    102:4082    103:32317   104:4819    105:1224   
 106:992     107:2592    108:1211    109:4121    110:2224    111:3333   
 112:2042    113:1806    114:1964    115:2200    116:2073    117:2730   
 118:2782    119:1955    120:1875    121:1363    122:2761    123:2407   
 124:1585    125:2855    126:88      128:1589    129:1023    130:1296   
 131:1948    132:779     133:451     134:1529    135:373     136:1283   
 137:1113    138:3069    139:1618    140:1564    141:1487    142:1850   
 143:1683    144:1042    145:521     146:2162    147:2098    148:2642   
 149:2959    150:1258    151:2046    152:2119    153:574     154:8133   
 155:1640    156:3295    157:1931    158:1269    159:2429    160:3635   
 161:1973    162:3731    163:1981    164:1724    165:2232    166:1423   
 167:1905    168:4223    169:808     170:5292    171:1002    172:4474   
 173:3258    174:910     175:1287    176:3737    177:5236    178:3884   
 179:2440    180:2617    181:4324    182:3373    183:2014    184:2300   
 185:21693   186:5595    187:4636    188:4225    189:4359    190:9907   
 191:1595    192:11171   193:9456    194:7857    195:5633    196:3660   
 197:3803    198:6122    199:8428    200:8561    201:6433    202:10457  
 203:10654   204:4536    205:3640    206:4604    207:3455    208:4206   
 209:5179    210:4583    211:2520    212:4535    213:3819    214:1043   
 215:48      216:6634    217:3162    218:1344    219:385     220:2083   
 221:1072    222:708     223:2320   

End of report


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