[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 10 20:16:57 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 10 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:                              258635
    Prefixes after maximum aggregation (per Origin AS):          114926
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      141271
    Number of IPv4 prefixes with a valid ROA:                    114046
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         144569
Total ASes present in the Internet Routing Table:                 20486
    Prefixes per ASN:                                             12.62
Origin-only ASes present in the Internet Routing Table:           17602
Origin ASes announcing only one prefix:                            7880
Transit ASes present in the Internet Routing Table:                2884
Transit-only ASes present in the Internet Routing Table:            727
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (273217)                              20
Prefixes from unregistered ASNs in the Routing Table:               316
    Number of instances of unregistered ASNs:                       317
Number of 32-bit ASNs allocated by the RIRs:                      45984
Number of 32-bit ASNs visible in the Routing Table:                7918
Prefixes from 32-bit ASNs in the Routing Table:                   29731
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:                   1492922365
    Equivalent to 88 /8s, 252 /16s and 47 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       82764

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

Prefixes being announced by APNIC Region ASes:                    31663
    Total APNIC prefixes after maximum aggregation:                7656
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           30937
    Unique aggregates announced from the APNIC address blocks:     8664
APNIC Region origin ASes present in the Internet Routing Table:    1191
    APNIC Prefixes per ASN:                                       25.98
APNIC Region origin ASes announcing only one prefix:                469
APNIC Region transit ASes present in the Internet Routing Table:    213
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:    512
Number of APNIC addresses announced to Internet:              172741484
    Equivalent to 10 /8s, 75 /16s and 211 /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:                    116658
    Total ARIN prefixes after maximum aggregation:                61924
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115521
    Unique aggregates announced from the ARIN address blocks:     65987
ARIN Region origin ASes present in the Internet Routing Table:     9063
    ARIN Prefixes per ASN:                                        12.75
ARIN Region origin ASes announcing only one prefix:                3762
ARIN Region transit ASes present in the Internet Routing Table:     855
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:    2034
Number of ARIN addresses announced to Internet:               874541185
    Equivalent to 52 /8s, 32 /16s and 112 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  63/8,  64/8,  65/8,  66/8,
                        67/8,  68/8,  69/8,  70/8,  71/8,  72/8,  73/8,
                        74/8,  75/8,  76/8,  96/8,  97/8,  98/8,  99/8,
                       100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8,
                       131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8,
                       139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8,
                       148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8,
                       159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8,
                       167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8,
                       184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8,
                       207/8, 208/8, 209/8, 214/8, 215/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     50967
    Total RIPE prefixes after maximum aggregation:                27156
    RIPE Deaggregation factor:                                     1.88
Prefixes being announced from the RIPE address blocks:            52191
    Unique aggregates announced from the RIPE address blocks:     37813
RIPE Region origin ASes present in the Internet Routing Table:     4820
    RIPE Prefixes per ASN:                                        10.83
RIPE Region origin ASes announcing only one prefix:                2053
RIPE Region transit ASes present in the Internet Routing Table:     709
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1900
Number of RIPE addresses announced to Internet:               307215568
    Equivalent to 18 /8s, 79 /16s and 188 /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:                   48269
    Total LACNIC prefixes after maximum aggregation:              14933
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          47072
    Unique aggregates announced from the LACNIC address blocks:   22670
LACNIC Region origin ASes present in the Internet Routing Table:   4234
    LACNIC Prefixes per ASN:                                      11.12
LACNIC Region origin ASes announcing only one prefix:              1461
LACNIC Region transit ASes present in the Internet Routing Table:   880
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:  3313
Number of LACNIC addresses announced to Internet:              98143296
    Equivalent to 5 /8s, 217 /16s and 140 /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:                  10762
    Total AfriNIC prefixes after maximum aggregation:              3037
    AfriNIC Deaggregation factor:                                  3.54
Prefixes being announced from the AfriNIC address blocks:         12768
    Unique aggregates announced from the AfriNIC address blocks:   6017
AfriNIC Region origin ASes present in the Internet Routing Table:   317
    AfriNIC Prefixes per ASN:                                     40.28
AfriNIC Region origin ASes announcing only one prefix:              135
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  159
Number of AfriNIC addresses announced to Internet:             40207872
    Equivalent to 2 /8s, 101 /16s and 134 /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        9912       8753      87  CHINAMOBILE-CN China Mobile Communication
 56046        1565        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56041        1494        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1494        192      50  CMNET-HUNAN-AP China Mobile communication
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         602       2200     463  SINET-AS Research Organization of Informa
 17676         520       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         484        488     105  CMNET-GUANGDONG-AP China Mobile communica
 45102         470        764     113  ALIBABA-CN-NET Alibaba US Technology Co.,

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       11062      12122    3983  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3191      23503    2035  ATT-INTERNET4, US
   367        2512       2998    1192  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2283        155    1403  USDA-1, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1748       3400     441  CELLCO-PART, US
   209        1669       4895     294  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1572        164     794  AS-COLOCROSSING, 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        1274         99    1027  AKAMAI-ASN1, NL
  3215         889       4814     285  France Telecom - Orange, FR
  3257         788       2072     688  GTT-BACKBONE GTT, US
  8386         705        109     211  KOCNET, TR
  8452         667       1842      17  TE-AS TE-AS, EG
 25019         613        998     130  SAUDINETSTC-AS, SA
  8376         587         55      26  Jordan Data Communications, JO
212238         579         42     513  CDNEXT, GB
  3320         577       8322     490  DTAG Internet service provider operations

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        5451       1498     831  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1687        252    1197  Telmex Colombia S.A., CO
  3816        1319        777     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 26615         998       2503      53  TIM SA, BR
 18881         867       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         546       2888      72  TELEFONICA BRASIL S.A, BR

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        1472        389      16  LINKdotNET-AS, EG
 29571        1118         77     333  ORANGE-COTE-IVOIRE, CI
 20011         959        175     267  INTERNET-SOLUTIONS, ZA
 24835         737        369     154  RAYA-AS, EG
 36992         585        982     267  ETISALAT-MISR, EG
 37069         580       1047      14  MOBINIL, EG
 36935         566        125     175  Vodafone-, EG
 36914         549         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       11062      12122    3983  AMAZON-02, US
  9808        9912       8753      87  CHINAMOBILE-CN China Mobile Communication
  8151        5451       1498     831  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3191      23503    2035  ATT-INTERNET4, US
   367        2512       2998    1192  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2283        155    1403  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, 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        9912         9825  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5451         4620  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2468         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1472         1456  LINKdotNET-AS, EG
 56047        1494         1444  CMNET-HUNAN-AP China Mobile communications corp
 56041        1494         1416  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1565         1381  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
23.140.216.0/24      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
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW

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      /10:28      /11:38      /12:134     
/13:196     /14:515     /15:1029    /16:6918    /17:3433    /18:4083    
/19:7598    /20:12365   /21:15210   /22:28015   /23:27639   /24:151221  
/25:42      /26:65      /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        2825        5451  UNINET, MX
 16509        2261       11062  AMAZON-02, US
 22773        1868        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1465        3191  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         948        1669  CENTURYLINK-US-LEGACY-QWEST, US
 10620         940        1687  Telmex Colombia S.A., CO
 11776         892        1879  ATLANTICBB-JOHNSTOWN, US
 19901         884        1061  BRSPD-PUBLIC, US

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

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

   1:65        2:489       3:523       4:5         5:828       6:153    
   7:5         8:665      11:171      12:985      13:305      14:126    
  15:294      16:234      17:5        18:870      20:146      21:4      
  22:188      23:2245     24:697      27:36       29:19       31:485    
  32:19       34:9        35:107      36:1226     37:599      38:1945   
  39:523      40:52       41:1074     42:210      43:213      44:33     
  45:3731     46:1134     47:142      49:29       50:342      51:370    
  52:1388     54:294      55:1027     56:8        57:17       58:32     
  59:29       60:15       61:70       62:558      63:764      64:1748   
  65:1130     66:1546     67:928      68:527      69:1172     70:301    
  71:206      72:607      74:924      75:431      76:257      77:440    
  78:311      79:292      80:332      81:398      82:354      83:197    
  84:349      85:528      86:227      87:216      88:256      89:861    
  90:95       91:1056     92:622      93:456      94:845      95:533    
  96:218      97:54       98:453      99:163     100:21      101:28     
 102:356     103:1178    104:1053    105:146     106:67      107:1251   
 108:487     109:389     110:38      111:1876    112:468     113:43     
 114:54      115:20      116:48      117:986     118:170     119:119    
 120:1152    121:43      122:142     123:153     124:54      125:22     
 128:435     129:329     130:683     131:933     132:565     133:210    
 134:501     135:112     136:582     137:590     138:1035    139:401    
 140:680     141:448     142:929     143:700     144:407     145:89     
 146:673     147:493     148:741     149:650     150:332     151:639    
 152:668     153:136     154:937     155:751     156:846     157:385    
 158:477     159:673     160:908     161:616     162:907     163:407    
 164:741     165:806     166:608     167:635     168:1521    169:152    
 170:1583    171:102     172:1179    173:802     174:231     175:53     
 176:430     177:1111    178:523     179:816     180:78      181:1867   
 182:52      183:872     184:445     185:3342    186:2310    187:1019   
 188:825     189:1378    190:4995    191:475     192:4930    193:1953   
 194:1406    195:1034    196:794     197:1656    198:2552    199:4613   
 200:3910    201:3198    202:1095    203:701     204:2085    205:2002   
 206:1584    207:1431    208:1310    209:1945    210:323     211:428    
 212:1043    213:887     214:1019    215:42      216:2427    217:525    
 218:521     219:22      220:30      221:301     222:29      223:706    


End of report


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