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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 6 18:45:28 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 06 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:                              990687
    Prefixes after maximum aggregation (per Origin AS):          372095
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473688
    Number of IPv4 prefixes with a valid ROA:                    539031
    Number of IPv4 prefixes with an invalid ROA:                    481
    Number of IPv4 prefixes with no ROA:                         451173
Total ASes present in the Internet Routing Table:                 76423
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65722
Origin ASes announcing only one prefix:                           26457
Transit ASes present in the Internet Routing Table:               10701
Transit-only ASes present in the Internet Routing Table:            522
Paths with bogon ASNs present in the IPv4 Routing Table:             40
Average AS path length visible in the Internet Routing Table:       7.1
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37447)                              55
Prefixes from unregistered ASNs in the Routing Table:              1093
    Number of instances of unregistered ASNs:                      1100
Number of 32-bit ASNs allocated by the RIRs:                      46102
Number of 32-bit ASNs visible in the Routing Table:               37663
Prefixes from 32-bit ASNs in the Routing Table:                  204176
Number of bogon 32-bit ASNs visible in the Routing Table:            41
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            517
Number of addresses announced to Internet:                   3112348672
    Equivalent to 185 /8s, 130 /16s and 172 /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:      326994

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

Prefixes being announced by APNIC Region ASes:                   256666
    Total APNIC prefixes after maximum aggregation:               76148
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248156
    Unique aggregates announced from the APNIC address blocks:   102328
APNIC Region origin ASes present in the Internet Routing Table:   14341
    APNIC Prefixes per ASN:                                       17.30
APNIC Region origin ASes announcing only one prefix:               4385
APNIC Region transit ASes present in the Internet Routing Table:   1890
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:   9871
Number of APNIC addresses announced to Internet:              753213952
    Equivalent to 44 /8s, 229 /16s and 34 /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:                    289637
    Total ARIN prefixes after maximum aggregation:               127350
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291327
    Unique aggregates announced from the ARIN address blocks:    134928
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7022
ARIN Region transit ASes present in the Internet Routing Table:    1926
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:    5137
Number of ARIN addresses announced to Internet:              1343713280
    Equivalent to 80 /8s, 23 /16s and 112 /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:                    274594
    Total RIPE prefixes after maximum aggregation:               131970
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271675
    Unique aggregates announced from the RIPE address blocks:    171796
RIPE Region origin ASes present in the Internet Routing Table:    28880
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    3888
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:   12257
Number of RIPE addresses announced to Internet:               732600320
    Equivalent to 43 /8s, 170 /16s and 152 /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:                  131671
    Total LACNIC prefixes after maximum aggregation:              29121
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128797
    Unique aggregates announced from the LACNIC address blocks:   48860
LACNIC Region origin ASes present in the Internet Routing Table:  11195
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2340
LACNIC Region transit ASes present in the Internet Routing Table:  2466
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:             177894912
    Equivalent to 10 /8s, 154 /16s and 118 /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:                  37026
    Total AfriNIC prefixes after maximum aggregation:              6826
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         50215
    Unique aggregates announced from the AfriNIC address blocks:  15360
AfriNIC Region origin ASes present in the Internet Routing Table:  1911
    AfriNIC Prefixes per ASN:                                     26.28
AfriNIC Region origin ASes announcing only one prefix:              658
AfriNIC Region transit ASes present in the Internet Routing Table:  373
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:            104669440
    Equivalent to 6 /8s, 61 /16s and 33 /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        6202        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4197        529     271  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4187        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3916       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        2837        853     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2203        434     190  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       12712      38944    3735  AMAZON-02, US
   174        5516       8758     883  COGENT-174, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3382       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        2999       1291    2190  AKAMAI-AS, US
396982        2920       3659     446  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        7739       1713     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3963       3395     127  AKAMAI-ASN1, NL
  9009        3734        321    1915  M247, RO
 12389        2985       2302     890  ROSTELECOM-AS, RU
 34984        2369        361     580  TELLCOM-AS, TR
212238        1912        138    1409  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       11745       3224     604  UNINET, MX
 10620        3543        492     951  Telmex Colombia S.A., CO
 13999        2512        539     366  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        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1159        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
 28202        1130         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1104        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        1682        601      30  RAYA-AS, EG
 24863        1645        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        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       12712      38944    3735  AMAZON-02, US
  8151       11745       3224     604  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7739       1713     145  UNI2-AS, ES
  7545        6202        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5516       8758     883  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
  9498        4197        529     271  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4187        347      23  FPT-AS-AP FPT Telecom Company, VN

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       11745        11141  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7739         7594  UNI2-AS, ES
  7545        6202         5541  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5516         4633  COGENT-174, US
 18403        4187         4164  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4197         3926  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     
/13:587     /14:1229    /15:2188    /16:14003   /17:8337    /18:13827   
/19:24770   /20:44421   /21:52708   /22:113345  /23:104591  /24:610207  
/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        6700        7739  UNI2-AS, ES
  8151        5925       11745  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        2517        3382  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2259       12712  AMAZON-02, US
 30036        2240        2580  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      2:1515      3:570       4:9         5:4805      6:165    
   7:6         8:1548      9:1        11:172      12:1383     13:351    
  14:2500     15:345      16:270      17:358      18:914      20:457    
  21:4        22:188      23:7285     24:2776     25:2        27:2733   
  29:19       31:3148     32:47       34:81       35:200      36:2403   
  37:4633     38:9887     39:896      40:152      41:4436     42:1916   
  43:2528     44:348      45:18958    46:4999     47:293      49:1993   
  50:1869     51:589      52:1574     54:307      55:1143     56:9      
  57:249      58:2213     59:1183     60:1164     61:3005     62:3011   
  63:1838     64:5527     65:2216     66:4699     67:3063     68:1163   
  69:4039     70:1115     71:617      72:2923     74:2806     75:1643   
  76:628      77:2731     78:1861     79:1695     80:2222     81:2070   
  82:2259     83:1425     84:1799     85:3315     86:1015     87:2445   
  88:1295     89:4348     90:756      91:8423     92:2804     93:2874   
  94:3934     95:4192     96:1292     97:307      98:993      99:732    
 100:71      101:1381    102:4100    103:32238   104:4682    105:1230   
 106:1016    107:2607    108:1167    109:4109    110:2211    111:3391   
 112:2050    113:1795    114:1944    115:2239    116:2074    117:2736   
 118:2759    119:1956    120:1875    121:1354    122:2768    123:2280   
 124:1573    125:2867    126:94      128:1596    129:1022    130:1299   
 131:1928    132:792     133:450     134:1528    135:368     136:1344   
 137:1108    138:3049    139:1588    140:1545    141:1480    142:1845   
 143:1633    144:1038    145:467     146:2149    147:2061    148:2609   
 149:2923    150:1203    151:1646    152:2053    153:572     154:8233   
 155:1628    156:3585    157:1868    158:1261    159:2421    160:3580   
 161:1886    162:3673    163:1801    164:1722    165:2190    166:1323   
 167:1898    168:4229    169:799     170:5264    171:1001    172:4309   
 173:3268    174:920     175:1290    176:3644    177:5509    178:3834   
 179:2381    180:2586    181:4103    182:3368    183:2013    184:2271   
 185:21667   186:5386    187:4677    188:4238    189:4354    190:9714   
 191:1950    192:11184   193:9415    194:7797    195:5584    196:3488   
 197:3759    198:6109    199:8316    200:8438    201:6412    202:10417  
 203:10658   204:4549    205:3648    206:4637    207:3474    208:4211   
 209:5152    210:4564    211:2523    212:4545    213:3792    214:1053   
 215:42      216:6654    217:3171    218:1352    219:388     220:2111   
 221:1055    222:713     223:2315   

End of report


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