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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 23 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 23 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:                              257509
    Prefixes after maximum aggregation (per Origin AS):          114571
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      139750
    Number of IPv4 prefixes with a valid ROA:                    113386
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         144100
Total ASes present in the Internet Routing Table:                 20470
    Prefixes per ASN:                                             12.58
Origin-only ASes present in the Internet Routing Table:           17587
Origin ASes announcing only one prefix:                            7872
Transit ASes present in the Internet Routing Table:                2883
Transit-only ASes present in the Internet Routing Table:            736
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:               333
    Number of instances of unregistered ASNs:                       334
Number of 32-bit ASNs allocated by the RIRs:                      45874
Number of 32-bit ASNs visible in the Routing Table:                7943
Prefixes from 32-bit ASNs in the Routing Table:                   29743
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            146
Number of addresses announced to Internet:                   1489054973
    Equivalent to 88 /8s, 193 /16s and 44 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       83410

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

Prefixes being announced by APNIC Region ASes:                    31551
    Total APNIC prefixes after maximum aggregation:                7641
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30807
    Unique aggregates announced from the APNIC address blocks:     8630
APNIC Region origin ASes present in the Internet Routing Table:    1183
    APNIC Prefixes per ASN:                                       26.04
APNIC Region origin ASes announcing only one prefix:                468
APNIC Region transit ASes present in the Internet Routing Table:    212
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    510
Number of APNIC addresses announced to Internet:              173455980
    Equivalent to 10 /8s, 86 /16s and 186 /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:                    116598
    Total ARIN prefixes after maximum aggregation:                62178
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115352
    Unique aggregates announced from the ARIN address blocks:     65979
ARIN Region origin ASes present in the Internet Routing Table:     9083
    ARIN Prefixes per ASN:                                        12.70
ARIN Region origin ASes announcing only one prefix:                3784
ARIN Region transit ASes present in the Internet Routing Table:     839
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:    2038
Number of ARIN addresses announced to Internet:               874000257
    Equivalent to 52 /8s, 24 /16s and 47 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  63/8,  64/8,  65/8,  66/8,
                        67/8,  68/8,  69/8,  70/8,  71/8,  72/8,  73/8,
                        74/8,  75/8,  76/8,  96/8,  97/8,  98/8,  99/8,
                       100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8,
                       131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8,
                       139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8,
                       148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8,
                       159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8,
                       167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8,
                       184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8,
                       207/8, 208/8, 209/8, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes:                     49964
    Total RIPE prefixes after maximum aggregation:                26440
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            51291
    Unique aggregates announced from the RIPE address blocks:     36369
RIPE Region origin ASes present in the Internet Routing Table:     4739
    RIPE Prefixes per ASN:                                        10.82
RIPE Region origin ASes announcing only one prefix:                2008
RIPE Region transit ASes present in the Internet Routing Table:     713
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1870
Number of RIPE addresses announced to Internet:               301882576
    Equivalent to 17 /8s, 254 /16s and 92 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        53/8,  57/8,  62/8,  77/8,  78/8,  79/8,  80/8,
                        81/8,  82/8,  83/8,  84/8,  85/8,  86/8,  87/8,
                        88/8,  89/8,  90/8,  91/8,  92/8,  93/8,  94/8,
                        95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8,
                       185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8,
                       217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                   49264
    Total LACNIC prefixes after maximum aggregation:              14935
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          48109
    Unique aggregates announced from the LACNIC address blocks:   23087
LACNIC Region origin ASes present in the Internet Routing Table:   4284
    LACNIC Prefixes per ASN:                                      11.23
LACNIC Region origin ASes announcing only one prefix:              1483
LACNIC Region transit ASes present in the Internet Routing Table:   899
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:  3372
Number of LACNIC addresses announced to Internet:              99196480
    Equivalent to 5 /8s, 233 /16s and 158 /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:                   9799
    Total AfriNIC prefixes after maximum aggregation:              3150
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:         11804
    Unique aggregates announced from the AfriNIC address blocks:   5561
AfriNIC Region origin ASes present in the Internet Routing Table:   311
    AfriNIC Prefixes per ASN:                                     37.95
AfriNIC Region origin ASes announcing only one prefix:              129
AfriNIC Region transit ASes present in the Internet Routing Table:   81
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  153
Number of AfriNIC addresses announced to Internet:             40443648
    Equivalent to 2 /8s, 105 /16s and 31 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9857       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1564        804     183  CMNET-JIANGSU-AP China Mobile communicati
 56047        1501        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         524       9887     160  GIGAINFRA SoftBank Corp., JP
 56040         486        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         483        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       11001      11950    3966  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3177      23560    2033  ATT-INTERNET4, US
 22773        2472       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2457       3014    1145  DNIC-ASBLK-00306-00371, US
  4155        2233        151    1383  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1534        163     807  AS-COLOCROSSING, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3205        195      65  ALJAWWALSTC-AS, SA
 20940        1327        103    1059  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         795       2072     692  GTT-BACKBONE GTT, US
  8376         668         60      32  Jordan Data Communications, JO
  8452         628       1756     121  TE-AS TE-AS, EG
 25019         615        999     130  SAUDINETSTC-AS, SA
212238         590         43     524  CDNEXT, GB
  3320         578       8322     489  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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        6223       1768     888  UNINET, MX
 11830        1998        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1325        781     203  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1014       2503      53  TIM SA, BR
 18881         866       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         541       2865      73  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        1400        389      16  LINKdotNET-AS, EG
 24835         760        370     179  RAYA-AS, EG
 36992         658        989     326  ETISALAT-MISR, EG
 37069         640       1047      14  MOBINIL, EG
 29571         582         51     286  ORANGE-COTE-IVOIRE, CI
 36935         566        125     174  Vodafone-, EG
 20011         565        139     330  INTERNET-SOLUTIONS, ZA
 36914         545         82       3  KENET-AS, KE
 36903         456        214     314  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11001      11950    3966  AMAZON-02, US
  9808        9857       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        6223       1768     888  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3205        195      65  ALJAWWALSTC-AS, SA
  7018        3177      23560    2033  ATT-INTERNET4, US
 22773        2472       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2457       3014    1145  DNIC-ASBLK-00306-00371, US
  4155        2233        151    1383  USDA-1, US
 11830        1998        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        9857         9774  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6223         5335  UNINET, MX
 39891        3205         3140  ALJAWWALSTC-AS, SA
 11830        1998         1934  Instituto Costarricense de Electricidad y Telec
 22773        2472         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1501         1451  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1400         1384  LINKdotNET-AS, EG
 56046        1564         1381  CMNET-JIANGSU-AP China Mobile communications co

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.78.60.0/22        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      /12:137     
/13:194     /14:523     /15:1016    /16:6818    /17:3376    /18:4060    
/19:7492    /20:12331   /21:15163   /22:27419   /23:27842   /24:150840  
/25:52      /26:72      /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        3245        6223  UNINET, MX
 39891        2321        3205  ALJAWWALSTC-AS, SA
 16509        2267       11001  AMAZON-02, US
 22773        1868        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1696        1998  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1454        3177  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         879        1049  BRSPD-PUBLIC, US

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

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

   1:62        2:533       3:516       4:5         5:1087      6:153    
   7:5         8:668      11:171      12:1001     13:295      14:117    
  15:296      16:234      17:5        18:869      20:128      21:4      
  22:188      23:2279     24:665      27:36       29:19       31:429    
  32:19       34:9        35:103      36:1213     37:700      38:1714   
  39:537      40:53       41:1032     42:218      43:213      44:32     
  45:3801     46:1036     47:94       49:29       50:355      51:369    
  52:1406     54:273      55:946      56:8        57:17       58:36     
  59:29       60:15       61:65       62:561      63:768      64:1751   
  65:1139     66:1576     67:977      68:526      69:1148     70:302    
  71:210      72:599      74:905      75:424      76:258      77:431    
  78:600      79:292      80:337      81:414      82:352      83:195    
  84:351      85:497      86:229      87:220      88:258      89:854    
  90:100      91:1049     92:644      93:863      94:793      95:753    
  96:221      97:55       98:529      99:163     100:27      101:27     
 102:349     103:1191    104:1074    105:83      106:50      107:1220   
 108:486     109:436     110:42      111:1873    112:465     113:44     
 114:55      115:20      116:50      117:982     118:167     119:132    
 120:1133    121:45      122:145     123:154     124:65      125:21     
 128:430     129:325     130:676     131:944     132:582     133:209    
 134:469     135:107     136:510     137:586     138:1018    139:401    
 140:671     141:445     142:927     143:696     144:412     145:84     
 146:636     147:504     148:718     149:654     150:339     151:633    
 152:674     153:136     154:783     155:753     156:783     157:383    
 158:481     159:671     160:641     161:649     162:900     163:403    
 164:740     165:810     166:598     167:642     168:1527    169:143    
 170:1566    171:106     172:1166    173:768     174:296     175:54     
 176:381     177:1138    178:455     179:857     180:72      181:1848   
 182:47      183:846     184:452     185:3350    186:2324    187:1103   
 188:823     189:1493    190:5029    191:483     192:4948    193:1878   
 194:1341    195:948     196:806     197:1279    198:2520    199:4606   
 200:3884    201:3272    202:1094    203:702     204:2104    205:1996   
 206:1593    207:1435    208:1306    209:1926    210:320     211:426    
 212:978     213:761     214:1017    215:41      216:2426    217:511    
 218:519     219:22      220:31      221:301     222:29      223:703    


End of report


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