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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 31 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 31 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:                              257558
    Prefixes after maximum aggregation (per Origin AS):          113790
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      135999
    Number of IPv4 prefixes with a valid ROA:                    112834
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         144705
Total ASes present in the Internet Routing Table:                 20484
    Prefixes per ASN:                                             12.57
Origin-only ASes present in the Internet Routing Table:           17586
Origin ASes announcing only one prefix:                            7847
Transit ASes present in the Internet Routing Table:                2898
Transit-only ASes present in the Internet Routing Table:            757
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:               319
    Number of instances of unregistered ASNs:                       320
Number of 32-bit ASNs allocated by the RIRs:                      45996
Number of 32-bit ASNs visible in the Routing Table:                7945
Prefixes from 32-bit ASNs in the Routing Table:                   29394
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:                   1569055997
    Equivalent to 93 /8s, 133 /16s and 228 /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:       81468

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

Prefixes being announced by APNIC Region ASes:                    31810
    Total APNIC prefixes after maximum aggregation:                7847
    APNIC Deaggregation factor:                                    4.05
Prefixes being announced from the APNIC address blocks:           30756
    Unique aggregates announced from the APNIC address blocks:     8512
APNIC Region origin ASes present in the Internet Routing Table:    1173
    APNIC Prefixes per ASN:                                       26.22
APNIC Region origin ASes announcing only one prefix:                458
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:    515
Number of APNIC addresses announced to Internet:              173316204
    Equivalent to 10 /8s, 84 /16s and 152 /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:                    118428
    Total ARIN prefixes after maximum aggregation:                61336
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116749
    Unique aggregates announced from the ARIN address blocks:     61506
ARIN Region origin ASes present in the Internet Routing Table:     9050
    ARIN Prefixes per ASN:                                        12.90
ARIN Region origin ASes announcing only one prefix:                3773
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:    2039
Number of ARIN addresses announced to Internet:               951838337
    Equivalent to 56 /8s, 187 /16s and 230 /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:                     47948
    Total RIPE prefixes after maximum aggregation:                26467
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            49327
    Unique aggregates announced from the RIPE address blocks:     36472
RIPE Region origin ASes present in the Internet Routing Table:     4827
    RIPE Prefixes per ASN:                                        10.22
RIPE Region origin ASes announcing only one prefix:                2059
RIPE Region transit ASes present in the Internet Routing Table:     715
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1903
Number of RIPE addresses announced to Internet:               305541328
    Equivalent to 18 /8s, 54 /16s and 48 /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:                   48585
    Total LACNIC prefixes after maximum aggregation:              14897
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          47372
    Unique aggregates announced from the LACNIC address blocks:   22912
LACNIC Region origin ASes present in the Internet Routing Table:   4236
    LACNIC Prefixes per ASN:                                      11.18
LACNIC Region origin ASes announcing only one prefix:              1427
LACNIC Region transit ASes present in the Internet Routing Table:   893
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:  3332
Number of LACNIC addresses announced to Internet:              98399040
    Equivalent to 5 /8s, 221 /16s and 115 /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:                  10468
    Total AfriNIC prefixes after maximum aggregation:              3021
    AfriNIC Deaggregation factor:                                  3.47
Prefixes being announced from the AfriNIC address blocks:         13207
    Unique aggregates announced from the AfriNIC address blocks:   6476
AfriNIC Region origin ASes present in the Internet Routing Table:   308
    AfriNIC Prefixes per ASN:                                     42.88
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   83
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:  156
Number of AfriNIC addresses announced to Internet:             39897600
    Equivalent to 2 /8s, 96 /16s and 202 /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        1567        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       12484      37785    3192  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3224      23511    2052  ATT-INTERNET4, US
   367        2512       3013    1194  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     707  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2292        163    1409  USDA-1, US
 36352        1910        163     804  AS-COLOCROSSING, US
 11776        1885        257     219  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         669       1842      17  TE-AS TE-AS, EG
 25019         604        997     136  SAUDINETSTC-AS, SA
  8376         585         55      26  Jordan Data Communications, JO
  3320         574       8321     486  DTAG Internet service provider operations
 51167         566        112     249  CONTABO, DE
 62240         507         36     343  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        5637       1578     809  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         869       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        1564        389      18  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         763        365     137  RAYA-AS, EG
 29571         671         56     323  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         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       12484      37785    3192  AMAZON-02, US
  9808        9914       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5637       1578     809  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3224      23511    2052  ATT-INTERNET4, US
   367        2512       3013    1194  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     707  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2292        163    1409  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        5637         4828  UNINET, MX
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2466         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1885         1666  ATLANTICBB-JOHNSTOWN, US
 24863        1564         1546  LINKdotNET-AS, EG
 56047        1494         1442  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1567         1383  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    /16:7638    /17:3459    /18:4121    
/19:7490    /20:12208   /21:14969   /22:27576   /23:27339   /24:150424  
/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        3026        5637  UNINET, MX
 16509        2245       12484  AMAZON-02, US
 22773        1867        2466  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         903        1095  BRSPD-PUBLIC, US
 11776         893        1885  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        2:477       3:534       4:5         5:813       6:152    
   7:5         8:662      11:171      12:982      13:304      14:138    
  15:294      16:234      17:5        18:873      20:152      21:4      
  22:188      23:2323     24:678      27:32       29:19       31:397    
  32:19       34:7        35:100      36:1213     37:587      38:2050   
  39:526      40:52       41:1015     42:216      43:199      44:31     
  45:3817     46:926      47:91       49:19       50:358      51:369    
  52:1391     54:294      55:1025     56:8        57:16       58:31     
  59:25       60:15       61:76       62:547      63:773      64:1734   
  65:1103     66:1513     67:928      68:519      69:1128     70:301    
  71:206      72:587      74:900      75:432      76:249      77:397    
  78:291      79:279      80:324      81:373      82:363      83:204    
  84:354      85:514      86:223      87:225      88:249      89:811    
  90:96       91:1114     92:612      93:470      94:842      95:512    
  96:216      97:50       98:455      99:162     100:36      101:25     
 102:342     103:1129    104:1050    105:157     106:39      107:1404   
 108:479     109:396     110:58      111:1881    112:449     113:40     
 114:63      115:23      116:54      117:991     118:176     119:120    
 120:1150    121:42      122:126     123:149     124:54      125:22     
 128:435     129:298     130:664     131:924     132:567     133:211    
 134:464     135:113     136:550     137:563     138:1004    139:398    
 140:690     141:454     142:903     143:668     144:405     145:91     
 146:638     147:480     148:714     149:641     150:367     151:666    
 152:661     153:134     154:1194    155:757     156:1277    157:379    
 158:480     159:654     160:669     161:594     162:914     163:400    
 164:737     165:802     166:605     167:646     168:1500    169:145    
 170:1585    171:103     172:1148    173:760     174:231     175:46     
 176:431     177:1163    178:533     179:815     180:75      181:1872   
 182:49      183:866     184:450     185:3351    186:2310    187:1109   
 188:777     189:1415    190:5008    191:483     192:4917    193:1864   
 194:1314    195:960     196:736     197:1653    198:2588    199:4623   
 200:3877    201:3237    202:1048    203:686     204:2059    205:1999   
 206:1612    207:1442    208:1260    209:1918    210:313     211:429    
 212:984     213:835     214:1011    215:42      216:2431    217:447    
 218:521     219:22      220:29      221:301     222:29      223:709    


End of report


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