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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 1 20:17:05 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 01 Nov, 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:                              248148
    Prefixes after maximum aggregation (per Origin AS):          109829
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      132661
    Number of IPv4 prefixes with a valid ROA:                    109127
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         138997
Total ASes present in the Internet Routing Table:                 20032
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           17227
Origin ASes announcing only one prefix:                            7758
Transit ASes present in the Internet Routing Table:                2805
Transit-only ASes present in the Internet Routing Table:            748
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 (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               336
    Number of instances of unregistered ASNs:                       337
Number of 32-bit ASNs allocated by the RIRs:                      45687
Number of 32-bit ASNs visible in the Routing Table:                7733
Prefixes from 32-bit ASNs in the Routing Table:                   28138
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:            143
Number of addresses announced to Internet:                   1491524381
    Equivalent to 88 /8s, 230 /16s and 219 /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:       78581

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

Prefixes being announced by APNIC Region ASes:                    32061
    Total APNIC prefixes after maximum aggregation:                7847
    APNIC Deaggregation factor:                                    4.09
Prefixes being announced from the APNIC address blocks:           31247
    Unique aggregates announced from the APNIC address blocks:     8954
APNIC Region origin ASes present in the Internet Routing Table:    1217
    APNIC Prefixes per ASN:                                       25.68
APNIC Region origin ASes announcing only one prefix:                482
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:    542
Number of APNIC addresses announced to Internet:              181765228
    Equivalent to 10 /8s, 213 /16s and 132 /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:                    111953
    Total ARIN prefixes after maximum aggregation:                59576
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110594
    Unique aggregates announced from the ARIN address blocks:     62007
ARIN Region origin ASes present in the Internet Routing Table:     8904
    ARIN Prefixes per ASN:                                        12.42
ARIN Region origin ASes announcing only one prefix:                3705
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:    1958
Number of ARIN addresses announced to Internet:               871382689
    Equivalent to 51 /8s, 240 /16s and 62 /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:                     47806
    Total RIPE prefixes after maximum aggregation:                25069
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            49118
    Unique aggregates announced from the RIPE address blocks:     34407
RIPE Region origin ASes present in the Internet Routing Table:     4566
    RIPE Prefixes per ASN:                                        10.76
RIPE Region origin ASes announcing only one prefix:                1962
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:    1782
Number of RIPE addresses announced to Internet:               300413648
    Equivalent to 17 /8s, 231 /16s and 242 /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:                   46917
    Total LACNIC prefixes after maximum aggregation:              14150
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          46041
    Unique aggregates announced from the LACNIC address blocks:   22271
LACNIC Region origin ASes present in the Internet Routing Table:   4168
    LACNIC Prefixes per ASN:                                      11.05
LACNIC Region origin ASes announcing only one prefix:              1483
LACNIC Region transit ASes present in the Internet Routing Table:   876
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:  3298
Number of LACNIC addresses announced to Internet:              97851456
    Equivalent to 5 /8s, 213 /16s and 24 /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:                   9075
    Total AfriNIC prefixes after maximum aggregation:              2965
    AfriNIC Deaggregation factor:                                  3.06
Prefixes being announced from the AfriNIC address blocks:         11005
    Unique aggregates announced from the AfriNIC address blocks:   4905
AfriNIC Region origin ASes present in the Internet Routing Table:   296
    AfriNIC Prefixes per ASN:                                     37.18
AfriNIC Region origin ASes announcing only one prefix:              126
AfriNIC Region transit ASes present in the Internet Routing Table:   88
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  153
Number of AfriNIC addresses announced to Internet:             40046848
    Equivalent to 2 /8s, 99 /16s and 17 /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        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        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         600       2170     465  SINET-AS Research Organization of Informa
 17676         535       9951     163  GIGAINFRA SoftBank Corp., JP
 56040         486        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       11015      11940    3886  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3139      23659    1977  ATT-INTERNET4, US
   367        2499       3013    1157  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2194        149    1373  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1797       3392     439  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1402       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        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1281        100    1036  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         696       1842      17  TE-AS TE-AS, EG
  8376         655         57      29  Jordan Data Communications, JO
 25019         586        991     136  SAUDINETSTC-AS, SA
  3320         571       8321     483  DTAG Internet service provider operations
 51167         558        110     244  CONTABO, DE
212238         504         37     454  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        5760       1662     738  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1225  Telmex Colombia S.A., CO
  3816        1322        779     201  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         859       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         77     293  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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        1390        389      16  LINKdotNET-AS, EG
 36935         646        127     176  Vodafone-, EG
 24835         599        352     195  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 29571         559         50     269  ORANGE-COTE-IVOIRE, CI
 36914         526         82       3  KENET-AS, KE
 37069         440       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  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       11015      11940    3886  AMAZON-02, US
  9808        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5760       1662     738  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3139      23659    1977  ATT-INTERNET4, US
   367        2499       3013    1157  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2194        149    1373  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        9895         9813  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5760         5022  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2474         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1674         1376  CENTURYLINK-US-LEGACY-QWEST, US
 24863        1390         1374  LINKdotNET-AS, EG

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
    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
     63305  UNALLOCATED  12.49.58.0/24             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
41.204.224.0/24      Origin:     36911  RESERVED, ZZ
41.204.224.0/24     Transit:    328766  RESERVED, ZZ

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     /14:525     /15:1026    /16:6921    /17:3352    /18:4017    
/19:7426    /20:11899   /21:14571   /22:26541   /23:26763   /24:144482  
/25:47      /26:70      /27:37      /28:19      /29:16      /30:9       
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3062        5760  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2254       11015  AMAZON-02, US
 22773        1869        2474  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1408        3139  ATT-INTERNET4, US
 10620         972        1735  Telmex Colombia S.A., CO
   209         950        1674  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1872  ATLANTICBB-JOHNSTOWN, US
  6167         860        1797  CELLCO-PART, US

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

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

   1:75        2:518       3:508       4:5         5:1055      6:156    
   7:5         8:675      11:171      12:1016     13:315      14:114    
  15:293      16:231      17:5        18:871      20:95       21:4      
  22:188      23:2066     24:632      27:54       29:19       31:393    
  32:25       34:9        35:74       36:1193     37:729      38:1416   
  39:534      40:53       41:1002     42:229      43:204      44:30     
  45:3659     46:972      47:94       49:47       50:354      51:368    
  52:1409     54:292      55:952      56:8        57:17       58:31     
  59:29       60:16       61:65       62:490      63:769      64:1688   
  65:1070     66:1415     67:876      68:512      69:1026     70:298    
  71:197      72:546      74:901      75:413      76:221      77:444    
  78:608      79:318      80:333      81:410      82:321      83:196    
  84:329      85:458      86:237      87:211      88:240      89:787    
  90:96       91:961      92:616      93:856      94:632      95:668    
  96:190      97:52       98:522      99:163     100:27      101:28     
 102:342     103:1256    104:888     105:75      106:58      107:778    
 108:446     109:415     110:41      111:1865    112:470     113:41     
 114:57      115:23      116:43      117:974     118:172     119:113    
 120:1169    121:46      122:158     123:155     124:68      125:22     
 128:326     129:321     130:665     131:917     132:565     133:208    
 134:458     135:101     136:497     137:586     138:990     139:393    
 140:662     141:561     142:913     143:712     144:406     145:70     
 146:648     147:505     148:690     149:626     150:335     151:611    
 152:638     153:135     154:580     155:749     156:833     157:387    
 158:458     159:642     160:640     161:604     162:836     163:373    
 164:747     165:760     166:598     167:631     168:1450    169:135    
 170:1524    171:97      172:1083    173:754     174:281     175:42     
 176:352     177:1106    178:437     179:758     180:81      181:1768   
 182:44      183:850     184:435     185:2996    186:2261    187:1013   
 188:774     189:1443    190:4797    191:447     192:4761    193:1858   
 194:1318    195:879     196:690     197:1125    198:2408    199:4508   
 200:3747    201:3128    202:1116    203:690     204:2073    205:1977   
 206:1543    207:1383    208:1210    209:1761    210:327     211:431    
 212:982     213:733     214:1007    215:41      216:2313    217:472    
 218:521     219:21      220:52      221:301     222:18      223:708    


End of report


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