[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 30 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 30 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:                              255783
    Prefixes after maximum aggregation (per Origin AS):          114124
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      139679
    Number of IPv4 prefixes with a valid ROA:                    112217
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143544
Total ASes present in the Internet Routing Table:                 20318
    Prefixes per ASN:                                             12.59
Origin-only ASes present in the Internet Routing Table:           17473
Origin ASes announcing only one prefix:                            7833
Transit ASes present in the Internet Routing Table:                2845
Transit-only ASes present in the Internet Routing Table:            728
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:                                      29
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               323
    Number of instances of unregistered ASNs:                       324
Number of 32-bit ASNs allocated by the RIRs:                      45928
Number of 32-bit ASNs visible in the Routing Table:                7858
Prefixes from 32-bit ASNs in the Routing Table:                   29556
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:            144
Number of addresses announced to Internet:                   1486655741
    Equivalent to 88 /8s, 156 /16s and 144 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.1
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       81791

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

Prefixes being announced by APNIC Region ASes:                    31558
    Total APNIC prefixes after maximum aggregation:                7637
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30795
    Unique aggregates announced from the APNIC address blocks:     8596
APNIC Region origin ASes present in the Internet Routing Table:    1176
    APNIC Prefixes per ASN:                                       26.19
APNIC Region origin ASes announcing only one prefix:                459
APNIC Region transit ASes present in the Internet Routing Table:    210
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:    512
Number of APNIC addresses announced to Internet:              172432236
    Equivalent to 10 /8s, 71 /16s and 27 /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:                    116674
    Total ARIN prefixes after maximum aggregation:                62127
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115481
    Unique aggregates announced from the ARIN address blocks:     66099
ARIN Region origin ASes present in the Internet Routing Table:     9076
    ARIN Prefixes per ASN:                                        12.72
ARIN Region origin ASes announcing only one prefix:                3784
ARIN Region transit ASes present in the Internet Routing Table:     838
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:    2031
Number of ARIN addresses announced to Internet:               873735553
    Equivalent to 52 /8s, 20 /16s and 37 /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:                     48260
    Total RIPE prefixes after maximum aggregation:                26249
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            49554
    Unique aggregates announced from the RIPE address blocks:     36046
RIPE Region origin ASes present in the Internet Routing Table:     4658
    RIPE Prefixes per ASN:                                        10.64
RIPE Region origin ASes announcing only one prefix:                1975
RIPE Region transit ASes present in the Internet Routing Table:     693
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1837
Number of RIPE addresses announced to Internet:               301083600
    Equivalent to 17 /8s, 242 /16s and 43 /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:                   48997
    Total LACNIC prefixes after maximum aggregation:              14916
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          47789
    Unique aggregates announced from the LACNIC address blocks:   22959
LACNIC Region origin ASes present in the Internet Routing Table:   4247
    LACNIC Prefixes per ASN:                                      11.25
LACNIC Region origin ASes announcing only one prefix:              1486
LACNIC Region transit ASes present in the Internet Routing Table:   880
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:  3331
Number of LACNIC addresses announced to Internet:              99026240
    Equivalent to 5 /8s, 231 /16s and 5 /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:                   9971
    Total AfriNIC prefixes after maximum aggregation:              2973
    AfriNIC Deaggregation factor:                                  3.35
Prefixes being announced from the AfriNIC address blocks:         12020
    Unique aggregates announced from the AfriNIC address blocks:   5857
AfriNIC Region origin ASes present in the Internet Routing Table:   301
    AfriNIC Prefixes per ASN:                                     39.93
AfriNIC Region origin ASes announcing only one prefix:              129
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  147
Number of AfriNIC addresses announced to Internet:             40306176
    Equivalent to 2 /8s, 103 /16s and 6 /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        9881       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1499        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         603       2202     464  SINET-AS Research Organization of Informa
 17676         521       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        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       11089      11968    3954  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3196      23566    2045  ATT-INTERNET4, US
   367        2492       3010    1171  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2243        152    1386  USDA-1, US
 11776        1876        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1535        163     808  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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1287        100    1033  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8376         671         59      30  Jordan Data Communications, JO
  8452         671       1760     135  TE-AS TE-AS, EG
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         588         43     522  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        5991       1703     870  UNINET, MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1323        781     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1020       2503      53  TIM SA, BR
 18881         869       1128      28  TELEFONICA BRASIL S.A, BR
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         545       2886      72  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        1378        389      16  LINKdotNET-AS, EG
 20011         942        165     258  INTERNET-SOLUTIONS, ZA
 24835         749        368     159  RAYA-AS, EG
 37069         599       1047      14  MOBINIL, EG
 29571         588         52     290  ORANGE-COTE-IVOIRE, CI
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 36914         548         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
  2018         381        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       11089      11968    3954  AMAZON-02, US
  9808        9881       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        5991       1703     870  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3196      23566    2045  ATT-INTERNET4, US
   367        2492       3010    1171  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2243        152    1386  USDA-1, US
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 11776        1876        257     219  ATLANTICBB-JOHNSTOWN, US

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        9881         9797  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5991         5121  UNINET, MX
 11830        1992         1928  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1876         1657  ATLANTICBB-JOHNSTOWN, US
 56047        1499         1449  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1566         1382  CMNET-JIANGSU-AP China Mobile communications co
   209        1670         1375  CENTURYLINK-US-LEGACY-QWEST, US

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    /16:6800    /17:3369    /18:4078    
/19:7514    /20:12198   /21:15036   /22:27499   /23:27491   /24:149632  
/25:51      /26:72      /27:37      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3138        5991  UNINET, MX
 16509        2270       11089  AMAZON-02, US
 22773        1870        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1690        1992  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1458        3196  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1876  ATLANTICBB-JOHNSTOWN, US
 19901         883        1056  BRSPD-PUBLIC, US

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

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

   1:65        2:524       3:522       4:5         5:818       6:153    
   7:5         8:665      11:171      12:1002     13:312      14:120    
  15:294      16:234      17:5        18:867      20:130      21:4      
  22:188      23:2284     24:659      27:36       29:19       31:427    
  32:19       34:9        35:102      36:1222     37:645      38:1770   
  39:537      40:52       41:991      42:210      43:206      44:32     
  45:3737     46:1041     47:94       49:29       50:361      51:369    
  52:1409     54:274      55:946      56:8        57:17       58:5      
  59:29       60:15       61:64       62:518      63:767      64:1748   
  65:1140     66:1563     67:975      68:522      69:1151     70:303    
  71:209      72:603      74:915      75:427      76:258      77:435    
  78:326      79:291      80:355      81:418      82:349      83:195    
  84:332      85:501      86:236      87:207      88:259      89:819    
  90:101      91:1040     92:640      93:461      94:814      95:555    
  96:217      97:55       98:529      99:164     100:27      101:27     
 102:324     103:1181    104:1055    105:83      106:50      107:1221   
 108:487     109:405     110:42      111:1876    112:465     113:44     
 114:54      115:20      116:46      117:982     118:167     119:122    
 120:1144    121:44      122:145     123:156     124:63      125:22     
 128:452     129:326     130:671     131:943     132:575     133:209    
 134:465     135:108     136:545     137:586     138:1018    139:392    
 140:682     141:448     142:920     143:707     144:411     145:83     
 146:632     147:500     148:716     149:646     150:332     151:644    
 152:676     153:136     154:784     155:747     156:785     157:382    
 158:498     159:671     160:643     161:593     162:897     163:401    
 164:742     165:810     166:605     167:636     168:1555    169:147    
 170:1589    171:103     172:1165    173:755     174:297     175:54     
 176:403     177:1111    178:458     179:849     180:91      181:1907   
 182:46      183:858     184:451     185:3217    186:2329    187:1048   
 188:779     189:1440    190:5050    191:458     192:4941    193:1880   
 194:1318    195:929     196:779     197:1624    198:2566    199:4590   
 200:3926    201:3281    202:1097    203:697     204:2099    205:2005   
 206:1648    207:1422    208:1308    209:1946    210:315     211:428    
 212:984     213:749     214:1012    215:42      216:2416    217:494    
 218:520     219:21      220:31      221:301     222:29      223:705    


End of report


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