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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 30 20:17:03 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 30 Dec, 2024

  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:                              258204
    Prefixes after maximum aggregation (per Origin AS):          114091
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      136419
    Number of IPv4 prefixes with a valid ROA:                    113283
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         144902
Total ASes present in the Internet Routing Table:                 20498
    Prefixes per ASN:                                             12.60
Origin-only ASes present in the Internet Routing Table:           17592
Origin ASes announcing only one prefix:                            7851
Transit ASes present in the Internet Routing Table:                2906
Transit-only ASes present in the Internet Routing Table:            756
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:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      46009
Number of 32-bit ASNs visible in the Routing Table:                7956
Prefixes from 32-bit ASNs in the Routing Table:                   29334
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:            147
Number of addresses announced to Internet:                   1569299965
    Equivalent to 93 /8s, 137 /16s and 157 /24s
    Percentage of available address space announced:               42.4
    Percentage of allocated address space announced:               42.4
    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:       81847

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

Prefixes being announced by APNIC Region ASes:                    31665
    Total APNIC prefixes after maximum aggregation:                7846
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           30631
    Unique aggregates announced from the APNIC address blocks:     8469
APNIC Region origin ASes present in the Internet Routing Table:    1176
    APNIC Prefixes per ASN:                                       26.05
APNIC Region origin ASes announcing only one prefix:                459
APNIC Region transit ASes present in the Internet Routing Table:    222
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:    519
Number of APNIC addresses announced to Internet:              173314924
    Equivalent to 10 /8s, 84 /16s and 147 /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:                    118455
    Total ARIN prefixes after maximum aggregation:                61329
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116744
    Unique aggregates announced from the ARIN address blocks:     61473
ARIN Region origin ASes present in the Internet Routing Table:     9045
    ARIN Prefixes per ASN:                                        12.91
ARIN Region origin ASes announcing only one prefix:                3775
ARIN Region transit ASes present in the Internet Routing Table:     842
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:    2036
Number of ARIN addresses announced to Internet:               951840129
    Equivalent to 56 /8s, 187 /16s and 237 /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:                     48096
    Total RIPE prefixes after maximum aggregation:                26515
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            49472
    Unique aggregates announced from the RIPE address blocks:     36610
RIPE Region origin ASes present in the Internet Routing Table:     4835
    RIPE Prefixes per ASN:                                        10.23
RIPE Region origin ASes announcing only one prefix:                2055
RIPE Region transit ASes present in the Internet Routing Table:     717
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1906
Number of RIPE addresses announced to Internet:               305993680
    Equivalent to 18 /8s, 61 /16s and 23 /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:                   49146
    Total LACNIC prefixes after maximum aggregation:              15122
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          47941
    Unique aggregates announced from the LACNIC address blocks:   23203
LACNIC Region origin ASes present in the Internet Routing Table:   4243
    LACNIC Prefixes per ASN:                                      11.30
LACNIC Region origin ASes announcing only one prefix:              1431
LACNIC Region transit ASes present in the Internet Routing Table:   897
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:  3341
Number of LACNIC addresses announced to Internet:              97950016
    Equivalent to 5 /8s, 214 /16s and 153 /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:                  10522
    Total AfriNIC prefixes after maximum aggregation:              3056
    AfriNIC Deaggregation factor:                                  3.44
Prefixes being announced from the AfriNIC address blocks:         13269
    Unique aggregates announced from the AfriNIC address blocks:   6543
AfriNIC Region origin ASes present in the Internet Routing Table:   309
    AfriNIC Prefixes per ASN:                                     42.94
AfriNIC Region origin ASes announcing only one prefix:              131
AfriNIC Region transit ASes present in the Internet Routing Table:   82
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:  154
Number of AfriNIC addresses announced to Internet:             40137728
    Equivalent to 2 /8s, 100 /16s and 116 /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        9914       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1568        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56041        1495        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1494        192      52  CMNET-HUNAN-AP China Mobile communication
 24547         831        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         640       2202     465  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 56040         481        488     104  CMNET-GUANGDONG-AP China Mobile communica
 24445         468        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       12475      37785    3191  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3225      23511    2053  ATT-INTERNET4, US
   367        2510       3011    1191  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2288        163    1408  USDA-1, US
 36352        1910        163     804  AS-COLOCROSSING, US
 11776        1884        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3403     441  CELLCO-PART, US
   209        1667       4895     293  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        1235         97    1000  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         795       2073     696  GTT-BACKBONE GTT, US
  8452         670       1842      17  TE-AS TE-AS, EG
 25019         604        997     136  SAUDINETSTC-AS, SA
  8376         588         55      26  Jordan Data Communications, JO
  3320         574       8321     486  DTAG Internet service provider operations
 51167         566        112     249  CONTABO, DE
 62240         509         36     345  CLOUVIDER Clouvider - Global ASN, 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        6203       1669     824  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        1116        371      22  Telefonica del Peru S.A.A., PE
 26615        1001       2503      53  TIM SA, BR
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         650         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 13999         551         91     233  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        1575        389      18  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         757        365     137  RAYA-AS, EG
 29571         670         56     322  ORANGE-COTE-IVOIRE, CI
 37069         665       1031      14  MOBINIL, EG
 36992         595       1006     263  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         539         82       3  KENET-AS, KE
 36903         494        232     338  MT-MPLS, MA
  2018         379        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       12475      37785    3191  AMAZON-02, US
  9808        9914       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        6203       1669     824  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3225      23511    2053  ATT-INTERNET4, US
   367        2510       3011    1191  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2288        163    1408  USDA-1, US
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 36352        1910        163     804  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        9914         9828  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6203         5379  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        1884         1666  ATLANTICBB-JOHNSTOWN, US
 24863        1575         1557  LINKdotNET-AS, EG
 56047        1494         1442  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1568         1384  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
     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
    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
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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      /10:34      /11:40      /12:149     
/13:210     /14:564     /15:1115    /16:7636    /17:3453    /18:4114    
/19:7521    /20:12334   /21:15210   /22:27658   /23:27444   /24:150503  
/25:43      /26:68      /27:38      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3298        6203  UNINET, MX
 16509        2244       12475  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1468        3225  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         947        1667  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         903        1095  BRSPD-PUBLIC, US
 11776         892        1884  ATLANTICBB-JOHNSTOWN, US

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

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

   1:63        2:476       3:533       4:5         5:822       6:152    
   7:5         8:659      11:171      12:982      13:304      14:141    
  15:294      16:234      17:5        18:872      20:152      21:4      
  22:188      23:2327     24:678      27:25       29:19       31:400    
  32:19       34:7        35:100      36:1214     37:587      38:2039   
  39:526      40:52       41:1016     42:216      43:200      44:31     
  45:3787     46:930      47:91       49:19       50:356      51:369    
  52:1391     54:294      55:1024     56:8        57:16       58:31     
  59:25       60:15       61:76       62:547      63:772      64:1736   
  65:1103     66:1513     67:927      68:519      69:1132     70:301    
  71:207      72:588      74:906      75:432      76:248      77:399    
  78:296      79:280      80:322      81:370      82:365      83:203    
  84:353      85:516      86:225      87:223      88:249      89:818    
  90:96       91:1111     92:608      93:474      94:843      95:512    
  96:216      97:50       98:455      99:162     100:35      101:25     
 102:340     103:1139    104:1048    105:157     106:39      107:1407   
 108:479     109:398     110:65      111:1881    112:449     113:40     
 114:63      115:24      116:54      117:991     118:164     119:120    
 120:1150    121:42      122:126     123:150     124:54      125:22     
 128:436     129:298     130:664     131:925     132:565     133:211    
 134:450     135:113     136:574     137:520     138:1002    139:397    
 140:690     141:453     142:903     143:661     144:405     145:91     
 146:638     147:482     148:713     149:641     150:367     151:666    
 152:662     153:134     154:1191    155:756     156:1277    157:379    
 158:481     159:654     160:670     161:594     162:914     163:401    
 164:738     165:801     166:605     167:645     168:1501    169:145    
 170:1583    171:102     172:1149    173:754     174:231     175:46     
 176:430     177:1172    178:533     179:816     180:71      181:1870   
 182:50      183:866     184:450     185:3385    186:2306    187:1166   
 188:776     189:1459    190:4983    191:484     192:4914    193:1868   
 194:1316    195:961     196:736     197:1659    198:2592    199:4624   
 200:3875    201:3311    202:981     203:690     204:2059    205:1992   
 206:1595    207:1442    208:1264    209:1924    210:313     211:428    
 212:995     213:837     214:1011    215:42      216:2431    217:448    
 218:521     219:22      220:29      221:301     222:29      223:709    


End of report


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