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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Dec 29 20:17:10 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 29 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:                              257263
    Prefixes after maximum aggregation (per Origin AS):          113436
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      135521
    Number of IPv4 prefixes with a valid ROA:                    113050
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         144194
Total ASes present in the Internet Routing Table:                 20460
    Prefixes per ASN:                                             12.57
Origin-only ASes present in the Internet Routing Table:           17563
Origin ASes announcing only one prefix:                            7841
Transit ASes present in the Internet Routing Table:                2897
Transit-only ASes present in the Internet Routing Table:            749
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:                7934
Prefixes from 32-bit ASNs in the Routing Table:                   29173
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:            146
Number of addresses announced to Internet:                   1568319229
    Equivalent to 93 /8s, 122 /16s and 166 /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:       81646

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

Prefixes being announced by APNIC Region ASes:                    31515
    Total APNIC prefixes after maximum aggregation:                7744
    APNIC Deaggregation factor:                                    4.07
Prefixes being announced from the APNIC address blocks:           30413
    Unique aggregates announced from the APNIC address blocks:     8275
APNIC Region origin ASes present in the Internet Routing Table:    1157
    APNIC Prefixes per ASN:                                       26.29
APNIC Region origin ASes announcing only one prefix:                450
APNIC Region transit ASes present in the Internet Routing Table:    215
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:    503
Number of APNIC addresses announced to Internet:              173022828
    Equivalent to 10 /8s, 80 /16s and 30 /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:                    117907
    Total ARIN prefixes after maximum aggregation:                61074
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116138
    Unique aggregates announced from the ARIN address blocks:     60993
ARIN Region origin ASes present in the Internet Routing Table:     9043
    ARIN Prefixes per ASN:                                        12.84
ARIN Region origin ASes announcing only one prefix:                3769
ARIN Region transit ASes present in the Internet Routing Table:     844
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:    2035
Number of ARIN addresses announced to Internet:               951291265
    Equivalent to 56 /8s, 179 /16s and 141 /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:                     47879
    Total RIPE prefixes after maximum aggregation:                26431
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            49275
    Unique aggregates announced from the RIPE address blocks:     36427
RIPE Region origin ASes present in the Internet Routing Table:     4825
    RIPE Prefixes per ASN:                                        10.21
RIPE Region origin ASes announcing only one prefix:                2050
RIPE Region transit ASes present in the Internet Routing Table:     720
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:    1899
Number of RIPE addresses announced to Internet:               305281488
    Equivalent to 18 /8s, 50 /16s and 57 /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:                   49165
    Total LACNIC prefixes after maximum aggregation:              14948
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          47962
    Unique aggregates announced from the LACNIC address blocks:   23106
LACNIC Region origin ASes present in the Internet Routing Table:   4244
    LACNIC Prefixes per ASN:                                      11.30
LACNIC Region origin ASes announcing only one prefix:              1442
LACNIC Region transit ASes present in the Internet Routing Table:   891
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:  3342
Number of LACNIC addresses announced to Internet:              98715456
    Equivalent to 5 /8s, 226 /16s and 71 /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:                  10477
    Total AfriNIC prefixes after maximum aggregation:              3016
    AfriNIC Deaggregation factor:                                  3.47
Prefixes being announced from the AfriNIC address blocks:         13329
    Unique aggregates announced from the AfriNIC address blocks:   6600
AfriNIC Region origin ASes present in the Internet Routing Table:   308
    AfriNIC Prefixes per ASN:                                     43.28
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   84
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:  155
Number of AfriNIC addresses announced to Internet:             39944960
    Equivalent to 2 /8s, 97 /16s and 131 /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        9918       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         634       2201     460  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       12477      37785    3190  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3224      23510    2052  ATT-INTERNET4, US
   367        2506       3011    1188  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2285        163    1405  USDA-1, US
 36352        1910        163     804  AS-COLOCROSSING, US
 11776        1879        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        1234         97     999  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         587         55      26  Jordan Data Communications, JO
  3320         574       8321     486  DTAG Internet service provider operations
 51167         566        112     249  CONTABO, DE
 62240         506         36     342  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        6204       1669     825  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        1114        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        1583        389      18  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         748        363     137  RAYA-AS, EG
 29571         669         56     321  ORANGE-COTE-IVOIRE, CI
 37069         665       1031      14  MOBINIL, EG
 36992         595       1006     263  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         540         82       3  KENET-AS, KE
 36903         447        210     308  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       12477      37785    3190  AMAZON-02, US
  9808        9918       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        6204       1669     825  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3224      23510    2052  ATT-INTERNET4, US
   367        2506       3011    1188  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2285        163    1405  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        9918         9832  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6204         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        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1583         1565  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     /14:565     /15:1117    /16:7635    /17:3456    /18:4116    
/19:7510    /20:12146   /21:15117   /22:27418   /23:27333   /24:150213  
/25:42      /26:63      /27:29      /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        6204  UNINET, MX
 16509        2244       12477  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        3224  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         902        1092  BRSPD-PUBLIC, US
 11776         892        1879  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        2:478       3:534       4:5         5:824       6:152    
   7:5         8:663      11:171      12:982      13:303      14:114    
  15:294      16:234      17:5        18:872      20:146      21:4      
  22:188      23:2313     24:677      27:25       29:19       31:400    
  32:19       34:7        35:100      36:1214     37:569      38:1927   
  39:526      40:52       41:1024     42:216      43:203      44:31     
  45:3827     46:930      47:92       49:19       50:339      51:369    
  52:1391     54:294      55:1024     56:8        57:16       58:4      
  59:25       60:15       61:74       62:550      63:771      64:1758   
  65:1102     66:1518     67:925      68:523      69:1136     70:301    
  71:207      72:590      74:908      75:430      76:251      77:372    
  78:297      79:279      80:322      81:370      82:356      83:202    
  84:338      85:515      86:222      87:225      88:249      89:804    
  90:96       91:1109     92:613      93:451      94:845      95:514    
  96:216      97:49       98:456      99:162     100:35      101:25     
 102:351     103:1128    104:1045    105:157     106:39      107:1398   
 108:479     109:399     110:40      111:1881    112:449     113:42     
 114:52      115:23      116:45      117:986     118:163     119:118    
 120:1151    121:42      122:126     123:150     124:54      125:22     
 128:438     129:298     130:663     131:916     132:565     133:211    
 134:449     135:113     136:578     137:520     138:1008    139:398    
 140:689     141:454     142:903     143:665     144:406     145:91     
 146:637     147:481     148:697     149:638     150:367     151:666    
 152:662     153:134     154:1122    155:756     156:1359    157:377    
 158:480     159:650     160:666     161:609     162:910     163:401    
 164:736     165:803     166:604     167:644     168:1506    169:144    
 170:1582    171:103     172:1149    173:748     174:231     175:45     
 176:432     177:1168    178:533     179:818     180:69      181:1873   
 182:50      183:868     184:450     185:3378    186:2316    187:1200   
 188:774     189:1464    190:4979    191:480     192:4917    193:1868   
 194:1320    195:964     196:736     197:1648    198:2587    199:4608   
 200:3881    201:3312    202:966     203:686     204:2057    205:1991   
 206:1595    207:1439    208:1265    209:1918    210:307     211:429    
 212:997     213:834     214:1008    215:42      216:2438    217:448    
 218:522     219:21      220:29      221:301     222:29      223:708    


End of report


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