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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Oct 15 20:17:00 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 15 Oct, 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:                              246666
    Prefixes after maximum aggregation (per Origin AS):          109713
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131745
    Number of IPv4 prefixes with a valid ROA:                    106108
    Number of IPv4 prefixes with an invalid ROA:                     38
    Number of IPv4 prefixes with no ROA:                         140520
Total ASes present in the Internet Routing Table:                 19950
    Prefixes per ASN:                                             12.36
Origin-only ASes present in the Internet Routing Table:           17171
Origin ASes announcing only one prefix:                            7732
Transit ASes present in the Internet Routing Table:                2779
Transit-only ASes present in the Internet Routing Table:            710
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:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               345
    Number of instances of unregistered ASNs:                       346
Number of 32-bit ASNs allocated by the RIRs:                      45545
Number of 32-bit ASNs visible in the Routing Table:                7642
Prefixes from 32-bit ASNs in the Routing Table:                   27469
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:            170
Number of addresses announced to Internet:                   1504531933
    Equivalent to 89 /8s, 173 /16s and 85 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       77514

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

Prefixes being announced by APNIC Region ASes:                    32383
    Total APNIC prefixes after maximum aggregation:                8016
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           31627
    Unique aggregates announced from the APNIC address blocks:     9337
APNIC Region origin ASes present in the Internet Routing Table:    1214
    APNIC Prefixes per ASN:                                       26.05
APNIC Region origin ASes announcing only one prefix:                476
APNIC Region transit ASes present in the Internet Routing Table:    216
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    542
Number of APNIC addresses announced to Internet:              197316716
    Equivalent to 11 /8s, 194 /16s and 208 /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:                    111999
    Total ARIN prefixes after maximum aggregation:                59569
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110912
    Unique aggregates announced from the ARIN address blocks:     62075
ARIN Region origin ASes present in the Internet Routing Table:     8955
    ARIN Prefixes per ASN:                                        12.39
ARIN Region origin ASes announcing only one prefix:                3729
ARIN Region transit ASes present in the Internet Routing Table:     814
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:    1968
Number of ARIN addresses announced to Internet:               871684257
    Equivalent to 51 /8s, 244 /16s and 216 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                     48015
    Total RIPE prefixes after maximum aggregation:                25429
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            48978
    Unique aggregates announced from the RIPE address blocks:     34897
RIPE Region origin ASes present in the Internet Routing Table:     4595
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                1985
RIPE Region transit ASes present in the Internet Routing Table:     675
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:    1799
Number of RIPE addresses announced to Internet:               298933712
    Equivalent to 17 /8s, 209 /16s and 93 /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,
                        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:                   44453
    Total LACNIC prefixes after maximum aggregation:              13417
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          43589
    Unique aggregates announced from the LACNIC address blocks:   20271
LACNIC Region origin ASes present in the Internet Routing Table:   4042
    LACNIC Prefixes per ASN:                                      10.78
LACNIC Region origin ASes announcing only one prefix:              1419
LACNIC Region transit ASes present in the Internet Routing Table:   855
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:  3178
Number of LACNIC addresses announced to Internet:              96326400
    Equivalent to 5 /8s, 189 /16s and 211 /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:                   9471
    Total AfriNIC prefixes after maximum aggregation:              3052
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:         11390
    Unique aggregates announced from the AfriNIC address blocks:   5025
AfriNIC Region origin ASes present in the Internet Routing Table:   297
    AfriNIC Prefixes per ASN:                                     38.35
AfriNIC Region origin ASes announcing only one prefix:              123
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  155
Number of AfriNIC addresses announced to Internet:             40179456
    Equivalent to 2 /8s, 101 /16s and 23 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9890       8750      73  CHINAMOBILE-CN China Mobile Communication
 56046        1541        788     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         804        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         541       9967     163  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     112  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       10874      11903    3833  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3171      23675    1965  ATT-INTERNET4, US
   367        2487       3023    1167  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2156        146    1365  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1682       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1398       1047     109  ATT-MOBILITY-LLC-AS20057, 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        3209        195      64  ALJAWWALSTC-AS, SA
 20940        1334        104    1072  AKAMAI-ASN1, NL
  3215         889       4826     287  France Telecom - Orange, FR
  3257         812       2074     703  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         679         57      27  Jordan Data Communications, JO
 25019         589        992     139  SAUDINETSTC-AS, SA
  3320         587       8321     491  DTAG Internet service provider operations
 51167         559        110     245  CONTABO, DE
212238         477         36     432  CDNEXT, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5729       1701     695  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1748        260    1229  Telmex Colombia S.A., CO
  3816        1319        778     194  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 26615        1034       2503      53  TIM SA, BR
 18881         847       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         627         86      51  ENTEL CHILE S.A., CL
 26599         552       2860      74  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        1243        389      18  LINKdotNET-AS, EG
 29571         897         65     303  ORANGE-COTE-IVOIRE, CI
 36935         640        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 24835         514        339     187  RAYA-AS, EG
 37069         506       1068      15  MOBINIL, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
  2018         382        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN

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       10874      11903    3833  AMAZON-02, US
  9808        9890       8750      73  CHINAMOBILE-CN China Mobile Communication
  8151        5729       1701     695  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3171      23675    1965  ATT-INTERNET4, US
   367        2487       3023    1167  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2156        146    1365  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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        9890         9817  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5729         5034  UNINET, MX
 39891        3209         3145  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2467         1757  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1682         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1541         1368  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
      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
     13342  UNALLOCATED  12.17.5.0/24              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
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM

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      /11:39      /12:138     
/13:196     /14:530     /15:1029    /16:7077    /17:3398    /18:3996    
/19:7426    /20:11906   /21:14521   /22:26321   /23:26602   /24:143231  
/25:48      /26:70      /27:38      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3013        5729  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2222       10874  AMAZON-02, US
 22773        1864        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1420        3171  ATT-INTERNET4, US
 10620         984        1748  Telmex Colombia S.A., CO
   209         951        1682  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         862        1796  CELLCO-PART, US

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

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

   1:65        2:493       3:497       4:5         5:1135      6:156    
   7:5         8:674      11:171      12:1015     13:318      14:113    
  15:292      16:231      17:5        18:852      20:125      21:4      
  22:188      23:2099     24:642      27:56       29:19       31:354    
  32:25       34:9        35:72       36:1203     37:747      38:1475   
  39:533      40:53       41:1102     42:239      43:201      44:34     
  45:3575     46:789      47:97       49:46       50:353      51:371    
  52:1398     54:276      55:956      56:8        57:17       58:32     
  59:32       60:16       61:62       62:478      63:780      64:1702   
  65:1075     66:1477     67:864      68:531      69:1108     70:302    
  71:206      72:546      74:914      75:409      76:247      77:369    
  78:594      79:258      80:301      81:373      82:307      83:197    
  84:323      85:482      86:228      87:207      88:233      89:774    
  90:95       91:1032     92:634      93:846      94:649      95:652    
  96:194      97:47       98:454      99:165     100:22      101:24     
 102:379     103:1256    104:889     105:145     106:59      107:787    
 108:439     109:395     110:36      111:1869    112:467     113:41     
 114:54      115:26      116:46      117:970     118:175     119:114    
 120:1172    121:46      122:154     123:157     124:74      125:26     
 128:375     129:314     130:659     131:896     132:575     133:211    
 134:456     135:103     136:489     137:578     138:989     139:398    
 140:659     141:443     142:884     143:685     144:408     145:65     
 146:642     147:500     148:704     149:616     150:312     151:644    
 152:654     153:136     154:647     155:736     156:687     157:385    
 158:448     159:648     160:826     161:634     162:858     163:388    
 164:747     165:789     166:590     167:648     168:1204    169:130    
 170:1540    171:97      172:1100    173:770     174:222     175:32     
 176:354     177:1135    178:502     179:731     180:80      181:1640   
 182:36      183:850     184:442     185:3123    186:1978    187:1056   
 188:738     189:1485    190:4080    191:447     192:4738    193:1872   
 194:1326    195:903     196:756     197:1122    198:2452    199:4498   
 200:3416    201:3059    202:1117    203:686     204:2081    205:1953   
 206:1546    207:1398    208:1190    209:1844    210:343     211:460    
 212:977     213:764     214:1026    215:41      216:2302    217:464    
 218:524     219:22      220:52      221:300     222:20      223:671    


End of report


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