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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 29 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 29 Jan, 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:                              190151
    Prefixes after maximum aggregation (per Origin AS):           83482
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      104194
    Number of IPv4 prefixes with a valid ROA:                     73182
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         116946
Total ASes present in the Internet Routing Table:                 16151
    Prefixes per ASN:                                             11.77
Origin-only ASes present in the Internet Routing Table:           14002
Origin ASes announcing only one prefix:                            6460
Transit ASes present in the Internet Routing Table:                2149
Transit-only ASes present in the Internet Routing Table:            582
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      26
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               230
    Number of instances of unregistered ASNs:                       230
Number of 32-bit ASNs allocated by the RIRs:                      43497
Number of 32-bit ASNs visible in the Routing Table:                5814
Prefixes from 32-bit ASNs in the Routing Table:                   19356
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             76
Number of addresses announced to Internet:                   1076945833
    Equivalent to 64 /8s, 48 /16s and 227 /24s
    Percentage of available address space announced:               29.1
    Percentage of allocated address space announced:               29.1
    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:       56783

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

Prefixes being announced by APNIC Region ASes:                    28881
    Total APNIC prefixes after maximum aggregation:                6545
    APNIC Deaggregation factor:                                    4.41
Prefixes being announced from the APNIC address blocks:           28589
    Unique aggregates announced from the APNIC address blocks:     7698
APNIC Region origin ASes present in the Internet Routing Table:    1046
    APNIC Prefixes per ASN:                                       27.33
APNIC Region origin ASes announcing only one prefix:                440
APNIC Region transit ASes present in the Internet Routing Table:    174
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    441
Number of APNIC addresses announced to Internet:              172874632
    Equivalent to 10 /8s, 77 /16s and 219 /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:                     83510
    Total ARIN prefixes after maximum aggregation:                45907
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82829
    Unique aggregates announced from the ARIN address blocks:     51866
ARIN Region origin ASes present in the Internet Routing Table:     7413
    ARIN Prefixes per ASN:                                        11.17
ARIN Region origin ASes announcing only one prefix:                3189
ARIN Region transit ASes present in the Internet Routing Table:     658
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1512
Number of ARIN addresses announced to Internet:               606877921
    Equivalent to 36 /8s, 44 /16s and 56 /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, 393216-401308
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:                     40173
    Total RIPE prefixes after maximum aggregation:                18860
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            40219
    Unique aggregates announced from the RIPE address blocks:     26082
RIPE Region origin ASes present in the Internet Routing Table:     3668
    RIPE Prefixes per ASN:                                        10.96
RIPE Region origin ASes announcing only one prefix:                1601
RIPE Region transit ASes present in the Internet Routing Table:     541
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1327
Number of RIPE addresses announced to Internet:               194123840
    Equivalent to 11 /8s, 146 /16s and 24 /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:                   32580
    Total LACNIC prefixes after maximum aggregation:              10278
    LACNIC Deaggregation factor:                                   3.17
Prefixes being announced from the LACNIC address blocks:          32313
    Unique aggregates announced from the LACNIC address blocks:   15629
LACNIC Region origin ASes present in the Internet Routing Table:   3142
    LACNIC Prefixes per ASN:                                      10.28
LACNIC Region origin ASes announcing only one prefix:              1148
LACNIC Region transit ASes present in the Internet Routing Table:   615
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2434
Number of LACNIC addresses announced to Internet:              74755584
    Equivalent to 4 /8s, 116 /16s and 174 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   4777
    Total AfriNIC prefixes after maximum aggregation:              1706
    AfriNIC Deaggregation factor:                                  2.80
Prefixes being announced from the AfriNIC address blocks:          6125
    Unique aggregates announced from the AfriNIC address blocks:   2845
AfriNIC Region origin ASes present in the Internet Routing Table:   208
    AfriNIC Prefixes per ASN:                                     29.45
AfriNIC Region origin ASes announcing only one prefix:               82
AfriNIC Region transit ASes present in the Internet Routing Table:   57
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  100
Number of AfriNIC addresses announced to Internet:             28273920
    Equivalent to 1 /8s, 175 /16s and 109 /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        9619       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1441        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         782        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         600       2162     465  SINET-AS Research Organization of Infor
 24445         476        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         445        488     104  CMNET-GUANGDONG-AP China Mobile communi
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati

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        9519      11235    3371  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2922       3731    1425  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1712       4899     323  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1485        394     661  DNIC-ASBLK-05800-06055, US
  4155        1091         71     896  USDA-1, US
  7979         974         64     193  SERVERS-COM, US
   855         963        255      83  CANET-ASN-4, CA
 16625         951        447     870  AKAMAI-AS, 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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1406        120    1134  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         721         60      22  Jordan Data Communications, JO
  8452         607       1841      11  TE-AS TE-AS, EG
 15897         559        183      28  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 35819         439        440      74  MOBILY-AS Etihad Etisalat Company Mobil
 51167         435         77     184  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        5243       1530     953  UNINET, MX
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 11830        1044        324       7  Instituto Costarricense de Electricidad
 18881         987       1120      28  TELEFONICA BRASIL S.A, BR
 11664         578        106     218  Techtel LMDS Comunicaciones Interactiva
 26599         548       2941      45  TELEFONICA BRASIL S.A, BR
 10620         491         66     411  Telmex Colombia S.A., CO
 13999         430         65     173  Mega Cable, S.A. de C.V., MX
 27651         329         62       8  ENTEL CHILE S.A., CL

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         565        275     157  LINKdotNET-AS, EG
 36914         479         82       3  KENET-AS, KE
 29571         411         30     211  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36992         313        688     168  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         203         32       7  Sudatel, SD
 37492         169        471      43  ORANGE-, TN
327687         163         28       3  RENU, UG

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
  9808        9619       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9519      11235    3371  AMAZON-02, US
  8151        5243       1530     953  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2922       3731    1425  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1712       4899     323  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1485        394     661  DNIC-ASBLK-05800-06055, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 16509        9519         6148  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5243         4290  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2922         1497  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1712         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1441         1368  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1435         1328  CMNET-JIANGSU-AP China Mobile communications co
  3816        1306         1114  COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:11       /9:4       /10:14      /11:30      /12:77      
/13:130     /14:366     /15:744     /16:5602    /17:2685    /18:2834    
/19:5774    /20:9263    /21:11367   /22:20769   /23:20746   /24:109471  
/25:79      /26:52      /27:73      /28:18      /29:21      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2841        5243  UNINET, MX
 16509        2001        9519  AMAZON-02, US
   209         968        1712  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         687        1089  Telefonica del Peru S.A.A., PE
 19901         670         807  BRSPD-PUBLIC, US
  8376         567         721  Jordan Data Communications, JO
 15897         479         559  VODAFONETURKEY, TR

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

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

   1:8         2:488       3:256       5:1096      6:150       7:5      
   8:617      11:171      12:255      13:319      14:102      15:279    
  16:168      17:6        18:667      20:30       21:4        22:188    
  23:1848     24:540      25:2        27:15       29:19       31:267    
  32:2        34:2        35:53       36:1109     37:529      38:843    
  39:515      40:8        41:665      42:12       43:170      44:37     
  45:2354     46:600      47:148      49:14       50:302      51:468    
  52:1366     54:320      55:887      57:18       58:7        59:31     
  60:19       61:59       62:328      63:477      64:1533     65:823    
  66:1329     67:724      68:153      69:762      70:157      71:210    
  72:379      74:760      75:389      76:214      77:249      78:563    
  79:187      80:200      81:217      82:179      83:93       84:197    
  85:325      86:151      87:216      88:154      89:319      90:97     
  91:584      92:402      93:796      94:522      95:1118     96:167    
  97:36       98:130      99:147     100:41      101:22      102:189    
 103:894     104:750     105:16      106:2       107:285     108:361    
 109:229     110:32      111:1744    112:446     113:40      114:30     
 115:10      116:32      117:951     118:46      119:96      120:1086   
 121:32      122:86      123:20      124:55      125:11      128:412    
 129:288     130:508     131:770     132:508     133:263     134:333    
 135:67      136:369     137:423     138:705     139:449     140:510    
 141:177     142:740     143:615     144:323     145:87      146:488    
 147:333     148:577     149:521     150:283     151:545     152:357    
 153:113     154:469     155:656     156:404     157:230     158:315    
 159:531     160:544     161:459     162:713     163:271     164:613    
 165:394     166:127     167:378     168:963     169:150     170:1199   
 171:63      172:976     173:640     174:113     175:38      176:429    
 177:708     178:308     179:479     180:43      181:1063    182:10     
 183:861     184:216     185:2321    186:1014    187:748     188:550    
 189:1014    190:3002    191:214     192:3750    193:1378    194:905    
 195:683     196:467     197:647     198:1962    199:2961    200:2896   
 201:2587    202:900     203:595     204:1768    205:1630    206:1097   
 207:1089    208:998     209:1377    210:309     211:458     212:768    
 213:682     214:1060    215:37      216:1757    217:381     218:516    
 219:29      220:27      221:292     222:23      223:621    

End of report


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