[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 29 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 29 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:                              250400
    Prefixes after maximum aggregation (per Origin AS):          111112
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      134184
    Number of IPv4 prefixes with a valid ROA:                    110081
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         140297
Total ASes present in the Internet Routing Table:                 20134
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           17311
Origin ASes announcing only one prefix:                            7779
Transit ASes present in the Internet Routing Table:                2823
Transit-only ASes present in the Internet Routing Table:            719
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:               341
    Number of instances of unregistered ASNs:                       342
Number of 32-bit ASNs allocated by the RIRs:                      45670
Number of 32-bit ASNs visible in the Routing Table:                7747
Prefixes from 32-bit ASNs in the Routing Table:                   28331
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:            169
Number of addresses announced to Internet:                   1492887837
    Equivalent to 88 /8s, 251 /16s and 169 /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:       79995

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

Prefixes being announced by APNIC Region ASes:                    31905
    Total APNIC prefixes after maximum aggregation:                7743
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           31175
    Unique aggregates announced from the APNIC address blocks:     8919
APNIC Region origin ASes present in the Internet Routing Table:    1178
    APNIC Prefixes per ASN:                                       26.46
APNIC Region origin ASes announcing only one prefix:                459
APNIC Region transit ASes present in the Internet Routing Table:    207
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:    522
Number of APNIC addresses announced to Internet:              181747820
    Equivalent to 10 /8s, 213 /16s and 64 /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:                    113230
    Total ARIN prefixes after maximum aggregation:                60239
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           112168
    Unique aggregates announced from the ARIN address blocks:     63091
ARIN Region origin ASes present in the Internet Routing Table:     8992
    ARIN Prefixes per ASN:                                        12.47
ARIN Region origin ASes announcing only one prefix:                3725
ARIN Region transit ASes present in the Internet Routing Table:     824
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:    1983
Number of ARIN addresses announced to Internet:               872268193
    Equivalent to 51 /8s, 253 /16s and 193 /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:                     48390
    Total RIPE prefixes after maximum aggregation:                25653
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49589
    Unique aggregates announced from the RIPE address blocks:     34978
RIPE Region origin ASes present in the Internet Routing Table:     4643
    RIPE Prefixes per ASN:                                        10.68
RIPE Region origin ASes announcing only one prefix:                1995
RIPE Region transit ASes present in the Internet Routing Table:     684
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:    1811
Number of RIPE addresses announced to Internet:               300317136
    Equivalent to 17 /8s, 230 /16s and 121 /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:                   47362
    Total LACNIC prefixes after maximum aggregation:              14249
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          46245
    Unique aggregates announced from the LACNIC address blocks:   22174
LACNIC Region origin ASes present in the Internet Routing Table:   4166
    LACNIC Prefixes per ASN:                                      11.10
LACNIC Region origin ASes announcing only one prefix:              1475
LACNIC Region transit ASes present in the Internet Routing Table:   882
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:  3270
Number of LACNIC addresses announced to Internet:              98146368
    Equivalent to 5 /8s, 217 /16s and 152 /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:                   9172
    Total AfriNIC prefixes after maximum aggregation:              3002
    AfriNIC Deaggregation factor:                                  3.06
Prefixes being announced from the AfriNIC address blocks:         11054
    Unique aggregates announced from the AfriNIC address blocks:   4883
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     36.85
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   87
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:  161
Number of AfriNIC addresses announced to Internet:             40319744
    Equivalent to 2 /8s, 103 /16s and 59 /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        9905       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         537       9967     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       10964      11925    3865  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3185      23671    1986  ATT-INTERNET4, US
 22773        2473       2083     710  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2436       2997    1160  DNIC-ASBLK-00306-00371, US
  4155        2188        148    1369  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3388     439  CELLCO-PART, US
   209        1675       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        1278        100    1033  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         696       1842      17  TE-AS TE-AS, EG
  8376         654         57      29  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         566       8321     478  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         500         37     448  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        5830       1708     717  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1228  Telmex Colombia S.A., CO
  3816        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        369      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         856       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         538       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        1385        389      16  LINKdotNET-AS, EG
 36935         644        126     175  Vodafone-, EG
 36992         579        967     265  ETISALAT-MISR, EG
 29571         557         50     267  ORANGE-COTE-IVOIRE, CI
 24835         530        339     187  RAYA-AS, EG
 36914         530         82       3  KENET-AS, KE
 37069         440       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         377        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       10964      11925    3865  AMAZON-02, US
  9808        9905       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5830       1708     717  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3185      23671    1986  ATT-INTERNET4, US
 22773        2473       2083     710  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2436       2997    1160  DNIC-ASBLK-00306-00371, US
  4155        2188        148    1369  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        9905         9823  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5830         5113  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2473         1763  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        1675         1377  CENTURYLINK-US-LEGACY-QWEST, US
 24863        1385         1369  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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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

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     /14:527     /15:1026    /16:6923    /17:3366    /18:4041    
/19:7463    /20:11921   /21:14653   /22:26534   /23:26995   /24:146326  
/25:47      /26:70      /27:36      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3108        5830  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2228       10964  AMAZON-02, US
 22773        1868        2473  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1425        3185  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         951        1675  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1872  ATLANTICBB-JOHNSTOWN, US
  6167         860        1796  CELLCO-PART, US

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

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

   1:64        2:598       3:508       4:5         5:1069      6:158    
   7:5         8:681      11:171      12:1013     13:315      14:115    
  15:293      16:231      17:5        18:864      20:112      21:4      
  22:188      23:2079     24:628      27:56       29:19       31:390    
  32:25       34:9        35:72       36:1195     37:733      38:1622   
  39:534      40:53       41:1033     42:228      43:206      44:31     
  45:3677     46:809      47:94       49:53       50:357      51:365    
  52:1413     54:294      55:948      56:8        57:16       58:31     
  59:30       60:16       61:64       62:490      63:772      64:1753   
  65:1112     66:1530     67:922      68:521      69:1127     70:299    
  71:205      72:558      74:941      75:414      76:230      77:423    
  78:600      79:326      80:329      81:422      82:319      83:198    
  84:338      85:461      86:234      87:220      88:237      89:815    
  90:96       91:979      92:638      93:852      94:629      95:673    
  96:194      97:59       98:527      99:165     100:26      101:27     
 102:372     103:1209    104:925     105:127     106:67      107:778    
 108:447     109:402     110:41      111:1864    112:466     113:41     
 114:57      115:23      116:42      117:978     118:174     119:113    
 120:1170    121:46      122:156     123:155     124:68      125:22     
 128:329     129:322     130:660     131:915     132:561     133:208    
 134:453     135:101     136:498     137:585     138:990     139:393    
 140:658     141:563     142:908     143:717     144:406     145:71     
 146:648     147:507     148:701     149:618     150:335     151:611    
 152:668     153:133     154:719     155:748     156:751     157:389    
 158:464     159:646     160:641     161:615     162:864     163:380    
 164:750     165:786     166:599     167:643     168:1472    169:137    
 170:1508    171:102     172:1094    173:794     174:286     175:31     
 176:360     177:1089    178:439     179:772     180:81      181:1826   
 182:36      183:850     184:443     185:3116    186:2275    187:1045   
 188:779     189:1446    190:4863    191:471     192:4791    193:1881   
 194:1329    195:919     196:695     197:1126    198:2414    199:4544   
 200:3820    201:3146    202:1109    203:686     204:2084    205:1987   
 206:1569    207:1401    208:1235    209:1841    210:311     211:430    
 212:999     213:744     214:1001    215:41      216:2357    217:493    
 218:521     219:21      220:52      221:301     222:18      223:700    


End of report


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