[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 13 03:40:30 UTC 2025


IPv4 R&E Routing Table Report   03:38 GMT Mon 13 Jan, 2025

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

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

BGP routing table entries examined:                              255640
    Prefixes after maximum aggregation (per Origin AS):          112093
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      134442
    Number of IPv4 prefixes with a valid ROA:                    112338
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         143283
Total ASes present in the Internet Routing Table:                 20105
    Prefixes per ASN:                                             12.72
Origin-only ASes present in the Internet Routing Table:           17236
Origin ASes announcing only one prefix:                            7706
Transit ASes present in the Internet Routing Table:                2869
Transit-only ASes present in the Internet Routing Table:            753
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               322
    Number of instances of unregistered ASNs:                       323
Number of 32-bit ASNs allocated by the RIRs:                      46033
Number of 32-bit ASNs visible in the Routing Table:                7838
Prefixes from 32-bit ASNs in the Routing Table:                   29472
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            150
Number of addresses announced to Internet:                   1532419325
    Equivalent to 91 /8s, 86 /16s and 220 /24s
    Percentage of available address space announced:               41.4
    Percentage of allocated address space announced:               41.4
    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:       80461

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

Prefixes being announced by APNIC Region ASes:                    31353
    Total APNIC prefixes after maximum aggregation:                7522
    APNIC Deaggregation factor:                                    4.17
Prefixes being announced from the APNIC address blocks:           30568
    Unique aggregates announced from the APNIC address blocks:     8198
APNIC Region origin ASes present in the Internet Routing Table:    1133
    APNIC Prefixes per ASN:                                       26.98
APNIC Region origin ASes announcing only one prefix:                435
APNIC Region transit ASes present in the Internet Routing Table:    219
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    486
Number of APNIC addresses announced to Internet:              173430380
    Equivalent to 10 /8s, 86 /16s and 86 /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:                    118248
    Total ARIN prefixes after maximum aggregation:                61346
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116741
    Unique aggregates announced from the ARIN address blocks:     61734
ARIN Region origin ASes present in the Internet Routing Table:     9087
    ARIN Prefixes per ASN:                                        12.85
ARIN Region origin ASes announcing only one prefix:                3818
ARIN Region transit ASes present in the Internet Routing Table:     843
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2050
Number of ARIN addresses announced to Internet:               956272257
    Equivalent to 56 /8s, 255 /16s and 142 /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:                     45749
    Total RIPE prefixes after maximum aggregation:                25054
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            47189
    Unique aggregates announced from the RIPE address blocks:     35256
RIPE Region origin ASes present in the Internet Routing Table:     4428
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                1858
RIPE Region transit ASes present in the Internet Routing Table:     673
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1771
Number of RIPE addresses announced to Internet:               263499728
    Equivalent to 15 /8s, 180 /16s and 175 /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:                   49557
    Total LACNIC prefixes after maximum aggregation:              14948
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          48327
    Unique aggregates announced from the LACNIC address blocks:   23003
LACNIC Region origin ASes present in the Internet Routing Table:   4276
    LACNIC Prefixes per ASN:                                      11.30
LACNIC Region origin ASes announcing only one prefix:              1470
LACNIC Region transit ASes present in the Internet Routing Table:   909
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3383
Number of LACNIC addresses announced to Internet:              99704640
    Equivalent to 5 /8s, 241 /16s and 95 /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:                  10411
    Total AfriNIC prefixes after maximum aggregation:              2996
    AfriNIC Deaggregation factor:                                  3.47
Prefixes being announced from the AfriNIC address blocks:         12665
    Unique aggregates announced from the AfriNIC address blocks:   6128
AfriNIC Region origin ASes present in the Internet Routing Table:   293
    AfriNIC Prefixes per ASN:                                     43.23
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   81
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  148
Number of AfriNIC addresses announced to Internet:             39446528
    Equivalent to 2 /8s, 89 /16s and 232 /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       10047       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1564        803     179  CMNET-JIANGSU-AP China Mobile communicati
 56047        1504        192      52  CMNET-HUNAN-AP China Mobile communication
 56041        1494        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         642       2202     464  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 24445         468        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 56040         465        488     101  CMNET-GUANGDONG-AP China Mobile communica

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12617      38899    3295  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        2722      23258    1859  ATT-INTERNET4, US
   367        2512       3012    1192  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2303        164    1408  USDA-1, US
 36352        1971        169     859  AS-COLOCROSSING, US
 11776        1887        257     216  ATLANTICBB-JOHNSTOWN, US
  6167        1748       3403     440  CELLCO-PART, US
   209        1665       4895     292  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1308        102    1047  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         794       2069     695  GTT-BACKBONE GTT, US
  8452         617       1842      17  TE-AS TE-AS, EG
 25019         605       1007     132  SAUDINETSTC-AS, SA
  8376         587         54      25  Jordan Data Communications, JO
 51167         566        112     249  CONTABO, DE
 62240         507         36     343  CLOUVIDER Clouvider - Global ASN, GB
212238         487         35     432  CDNEXT, GB

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6019       1695     796  UNINET, MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 10620        1688        252    1198  Telmex Colombia S.A., CO
  3816        1327        777     209  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 26615        1003       2503      53  TIM SA, BR
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 27651         722        106      49  ENTEL CHILE S.A., CL
 28006         650         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 13999         552         91     234  Mega Cable, S.A. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1563        389      18  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 29571         891         67     392  ORANGE-COTE-IVOIRE, CI
 24835         768        368     132  RAYA-AS, EG
 37069         607       1031      15  MOBINIL, EG
 36992         595       1006     263  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         536         82       3  KENET-AS, KE
 36903         447        210     308  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12617      38899    3295  AMAZON-02, US
  9808       10047       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        6019       1695     796  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        2722      23258    1859  ATT-INTERNET4, US
   367        2512       3012    1192  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2303        164    1408  USDA-1, US
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 36352        1971        169     859  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808       10047         9961  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6019         5223  UNINET, MX
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2467         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1887         1671  ATLANTICBB-JOHNSTOWN, US
 24863        1563         1545  LINKdotNET-AS, EG
 56047        1504         1452  CMNET-HUNAN-AP China Mobile communications corp
 56041        1494         1416  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1564         1385  CMNET-JIANGSU-AP China Mobile communications co

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
     22542  UNALLOCATED  8.42.195.0/24             3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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        /8:13       /9:10      /10:29      /11:37      /12:145     
/13:209     /14:558     /15:1093    /16:7602    /17:3410    /18:4083    
/19:7510    /20:12240   /21:14926   /22:27408   /23:27234   /24:148939  
/25:43      /26:68      /27:36      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3209        6019  UNINET, MX
 16509        2253       12617  AMAZON-02, US
 22773        1868        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1142        2722  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         946        1665  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         904        1099  BRSPD-PUBLIC, US
 11776         895        1887  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:60        2:505       3:543       4:5         5:789       6:152    
   7:5         8:660      11:171      12:979      13:300      14:112    
  15:294      16:234      17:5        18:874      20:165      21:4      
  22:188      23:2350     24:731      27:35       29:19       31:399    
  32:22       34:7        35:101      36:1218     37:541      38:2056   
  39:527      40:52       41:985      42:209      43:178      44:32     
  45:3731     46:908      47:88       49:28       50:355      51:373    
  52:1388     54:286      55:1030     56:8        57:15       58:31     
  59:27       60:16       61:77       62:542      63:769      64:1735   
  65:1100     66:1511     67:924      68:458      69:1166     70:300    
  71:206      72:574      74:898      75:433      76:253      77:368    
  78:298      79:283      80:276      81:366      82:339      83:202    
  84:313      85:477      86:219      87:221      88:266      89:617    
  90:66       91:977      92:631      93:439      94:853      95:529    
  96:222      97:63       98:403      99:163     100:36      101:28     
 102:325     103:944     104:1092    105:87      106:39      107:1413   
 108:484     109:383     110:63      111:1891    112:450     113:39     
 114:52      115:26      116:57      117:1038    118:180     119:154    
 120:1159    121:40      122:123     123:149     124:55      125:22     
 128:445     129:297     130:660     131:930     132:561     133:211    
 134:465     135:113     136:581     137:545     138:995     139:385    
 140:693     141:337     142:909     143:664     144:411     145:74     
 146:638     147:482     148:755     149:630     150:362     151:698    
 152:694     153:130     154:966     155:759     156:1000    157:358    
 158:479     159:655     160:744     161:639     162:924     163:388    
 164:717     165:814     166:607     167:645     168:1519    169:150    
 170:1612    171:100     172:1147    173:789     174:230     175:45     
 176:398     177:1140    178:479     179:808     180:105     181:1900   
 182:45      183:866     184:455     185:3195    186:2380    187:1147   
 188:779     189:1508    190:5049    191:480     192:4928    193:1712   
 194:1155    195:887     196:747     197:1643    198:2580    199:4579   
 200:3998    201:3287    202:1039    203:684     204:2068    205:1991   
 206:1659    207:1461    208:1276    209:1936    210:307     211:428    
 212:973     213:706     214:1011    215:42      216:2436    217:440    
 218:519     219:22      220:29      221:301     222:30      223:722    


End of report


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