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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Oct 19 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 19 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:                              247767
    Prefixes after maximum aggregation (per Origin AS):          110351
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      132588
    Number of IPv4 prefixes with a valid ROA:                    107404
    Number of IPv4 prefixes with an invalid ROA:                     43
    Number of IPv4 prefixes with no ROA:                         140320
Total ASes present in the Internet Routing Table:                 20088
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           17301
Origin ASes announcing only one prefix:                            7732
Transit ASes present in the Internet Routing Table:                2787
Transit-only ASes present in the Internet Routing Table:            703
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:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               342
    Number of instances of unregistered ASNs:                       343
Number of 32-bit ASNs allocated by the RIRs:                      45584
Number of 32-bit ASNs visible in the Routing Table:                7721
Prefixes from 32-bit ASNs in the Routing Table:                   28014
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:            168
Number of addresses announced to Internet:                   1491724765
    Equivalent to 88 /8s, 233 /16s and 233 /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:       78322

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

Prefixes being announced by APNIC Region ASes:                    32399
    Total APNIC prefixes after maximum aggregation:                7953
    APNIC Deaggregation factor:                                    4.07
Prefixes being announced from the APNIC address blocks:           31641
    Unique aggregates announced from the APNIC address blocks:     9352
APNIC Region origin ASes present in the Internet Routing Table:    1232
    APNIC Prefixes per ASN:                                       25.68
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    213
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    555
Number of APNIC addresses announced to Internet:              182237292
    Equivalent to 10 /8s, 220 /16s and 184 /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:                    112461
    Total ARIN prefixes after maximum aggregation:                59750
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111324
    Unique aggregates announced from the ARIN address blocks:     62272
ARIN Region origin ASes present in the Internet Routing Table:     8958
    ARIN Prefixes per ASN:                                        12.43
ARIN Region origin ASes announcing only one prefix:                3711
ARIN Region transit ASes present in the Internet Routing Table:     813
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:    1964
Number of ARIN addresses announced to Internet:               871631265
    Equivalent to 51 /8s, 244 /16s and 9 /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:                     48951
    Total RIPE prefixes after maximum aggregation:                25845
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49987
    Unique aggregates announced from the RIPE address blocks:     35386
RIPE Region origin ASes present in the Internet Routing Table:     4632
    RIPE Prefixes per ASN:                                        10.79
RIPE Region origin ASes announcing only one prefix:                1984
RIPE Region transit ASes present in the Internet Routing Table:     683
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1806
Number of RIPE addresses announced to Internet:               301219792
    Equivalent to 17 /8s, 244 /16s and 63 /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:                   44339
    Total LACNIC prefixes after maximum aggregation:              13499
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          43453
    Unique aggregates announced from the LACNIC address blocks:   20396
LACNIC Region origin ASes present in the Internet Routing Table:   4119
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              1432
LACNIC Region transit ASes present in the Internet Routing Table:   861
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:  3237
Number of LACNIC addresses announced to Internet:              96300544
    Equivalent to 5 /8s, 189 /16s and 110 /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:                   9275
    Total AfriNIC prefixes after maximum aggregation:              3074
    AfriNIC Deaggregation factor:                                  3.02
Prefixes being announced from the AfriNIC address blocks:         11194
    Unique aggregates announced from the AfriNIC address blocks:   5041
AfriNIC Region origin ASes present in the Internet Routing Table:   306
    AfriNIC Prefixes per ASN:                                     36.58
AfriNIC Region origin ASes announcing only one prefix:              124
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:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  159
Number of AfriNIC addresses announced to Internet:             40239872
    Equivalent to 2 /8s, 102 /16s and 3 /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        9885       8750      79  CHINAMOBILE-CN China Mobile Communication
 56046        1543        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         599       2170     464  SINET-AS Research Organization of Informa
 17676         541       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         485        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  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       10889      11912    3811  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3182      23676    1973  ATT-INTERNET4, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2464       3002    1150  DNIC-ASBLK-00306-00371, US
  4155        2174        147    1370  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1792       3366     436  CELLCO-PART, US
   209        1681       4897     302  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        1280        100    1035  AKAMAI-ASN1, NL
  3215         889       4826     287  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         715       1842      17  TE-AS TE-AS, EG
  8376         669         57      27  Jordan Data Communications, JO
 25019         589        992     139  SAUDINETSTC-AS, SA
  3320         588       8321     492  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         493         37     444  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        5604       1701     732  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1228  Telmex Colombia S.A., CO
  3816        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1034       2503      53  TIM SA, BR
 18881         851       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        1179        389      16  LINKdotNET-AS, EG
 29571         883         65     323  ORANGE-COTE-IVOIRE, CI
 36935         622        118     160  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 37069         527       1087      15  MOBINIL, EG
 36914         526         82       3  KENET-AS, KE
 24835         513        339     187  RAYA-AS, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
  2018         380        319      71  TENET-1, ZA
 36903         321        142     238  MT-MPLS, MA

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       10889      11912    3811  AMAZON-02, US
  9808        9885       8750      79  CHINAMOBILE-CN China Mobile Communication
  8151        5604       1701     732  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3182      23676    1973  ATT-INTERNET4, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2464       3002    1150  DNIC-ASBLK-00306-00371, US
  4155        2174        147    1370  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        9885         9806  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5604         4872  UNINET, MX
 39891        3209         3145  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2467         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1681         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1543         1369  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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      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      /12:139     
/13:195     /14:529     /15:1031    /16:6892    /17:3343    /18:3988    
/19:7411    /20:12019   /21:14769   /22:26383   /23:26724   /24:144049  
/25:48      /26:70      /27:39      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2903        5604  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2222       10889  AMAZON-02, US
 22773        1863        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1421        3182  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         951        1681  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         860        1792  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        2:538       3:499       4:5         5:1149      6:156    
   7:5         8:683      11:171      12:1013     13:314      14:113    
  15:292      16:231      17:5        18:861      20:105      21:4      
  22:188      23:2055     24:643      27:56       29:19       31:366    
  32:25       34:9        35:72       36:1202     37:759      38:1495   
  39:533      40:53       41:1099     42:238      43:196      44:34     
  45:3636     46:802      47:96       49:53       50:356      51:369    
  52:1397     54:275      55:958      56:8        57:17       58:31     
  59:30       60:16       61:60       62:473      63:777      64:1719   
  65:1078     66:1477     67:911      68:527      69:1122     70:302    
  71:205      72:557      74:908      75:410      76:246      77:395    
  78:601      79:256      80:323      81:401      82:283      83:194    
  84:326      85:501      86:226      87:214      88:232      89:809    
  90:95       91:1019     92:656      93:837      94:682      95:701    
  96:192      97:47       98:525      99:164     100:26      101:24     
 102:401     103:1326    104:879     105:120     106:73      107:792    
 108:440     109:401     110:41      111:1868    112:467     113:40     
 114:56      115:25      116:51      117:978     118:174     119:114    
 120:1173    121:45      122:159     123:157     124:69      125:21     
 128:376     129:326     130:649     131:889     132:573     133:206    
 134:456     135:102     136:500     137:585     138:976     139:394    
 140:664     141:560     142:894     143:682     144:413     145:70     
 146:640     147:497     148:700     149:606     150:328     151:652    
 152:658     153:136     154:654     155:751     156:731     157:381    
 158:450     159:644     160:806     161:629     162:855     163:371    
 164:740     165:798     166:597     167:645     168:1191    169:129    
 170:1465    171:98      172:1094    173:769     174:284     175:42     
 176:395     177:1115    178:539     179:728     180:72      181:1645   
 182:44      183:850     184:432     185:3195    186:2000    187:1093   
 188:786     189:1400    190:4075    191:450     192:4765    193:1880   
 194:1331    195:919     196:754     197:1121    198:2441    199:4503   
 200:3420    201:2957    202:1124    203:684     204:2087    205:1956   
 206:1540    207:1401    208:1207    209:1847    210:335     211:430    
 212:989     213:769     214:1029    215:41      216:2311    217:461    
 218:520     219:31      220:52      221:300     222:23      223:680    


End of report


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