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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 8 20:16:32 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 08 Feb, 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:                              187570
    Prefixes after maximum aggregation (per Origin AS):           82338
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103062
    Number of IPv4 prefixes with a valid ROA:                     71582
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         115964
Total ASes present in the Internet Routing Table:                 16072
    Prefixes per ASN:                                             11.67
Origin-only ASes present in the Internet Routing Table:           13924
Origin ASes announcing only one prefix:                            6378
Transit ASes present in the Internet Routing Table:                2148
Transit-only ASes present in the Internet Routing Table:            567
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               231
    Number of instances of unregistered ASNs:                       231
Number of 32-bit ASNs allocated by the RIRs:                      43576
Number of 32-bit ASNs visible in the Routing Table:                5818
Prefixes from 32-bit ASNs in the Routing Table:                   19323
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:             87
Number of addresses announced to Internet:                   1069510201
    Equivalent to 63 /8s, 191 /16s and 110 /24s
    Percentage of available address space announced:               28.9
    Percentage of allocated address space announced:               28.9
    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:       55837

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

Prefixes being announced by APNIC Region ASes:                    28606
    Total APNIC prefixes after maximum aggregation:                6405
    APNIC Deaggregation factor:                                    4.47
Prefixes being announced from the APNIC address blocks:           28351
    Unique aggregates announced from the APNIC address blocks:     7432
APNIC Region origin ASes present in the Internet Routing Table:    1047
    APNIC Prefixes per ASN:                                       27.08
APNIC Region origin ASes announcing only one prefix:                424
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:              172013960
    Equivalent to 10 /8s, 64 /16s and 185 /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:                     83026
    Total ARIN prefixes after maximum aggregation:                45565
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82435
    Unique aggregates announced from the ARIN address blocks:     51684
ARIN Region origin ASes present in the Internet Routing Table:     7359
    ARIN Prefixes per ASN:                                        11.20
ARIN Region origin ASes announcing only one prefix:                3149
ARIN Region transit ASes present in the Internet Routing Table:     650
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:    1489
Number of ARIN addresses announced to Internet:               606214625
    Equivalent to 36 /8s, 34 /16s and 25 /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:                     38554
    Total RIPE prefixes after maximum aggregation:                18130
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            38471
    Unique aggregates announced from the RIPE address blocks:     25092
RIPE Region origin ASes present in the Internet Routing Table:     3567
    RIPE Prefixes per ASN:                                        10.79
RIPE Region origin ASes announcing only one prefix:                1559
RIPE Region transit ASes present in the Internet Routing Table:     530
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1293
Number of RIPE addresses announced to Internet:               189181392
    Equivalent to 11 /8s, 70 /16s and 173 /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:                   32358
    Total LACNIC prefixes after maximum aggregation:              10287
    LACNIC Deaggregation factor:                                   3.15
Prefixes being announced from the LACNIC address blocks:          32109
    Unique aggregates announced from the LACNIC address blocks:   15828
LACNIC Region origin ASes present in the Internet Routing Table:   3232
    LACNIC Prefixes per ASN:                                       9.93
LACNIC Region origin ASes announcing only one prefix:              1169
LACNIC Region transit ASes present in the Internet Routing Table:   641
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:  2502
Number of LACNIC addresses announced to Internet:              73774336
    Equivalent to 4 /8s, 101 /16s and 181 /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:                   4795
    Total AfriNIC prefixes after maximum aggregation:              1761
    AfriNIC Deaggregation factor:                                  2.72
Prefixes being announced from the AfriNIC address blocks:          6117
    Unique aggregates announced from the AfriNIC address blocks:   2941
AfriNIC Region origin ASes present in the Internet Routing Table:   204
    AfriNIC Prefixes per ASN:                                     29.99
AfriNIC Region origin ASes announcing only one prefix:               77
AfriNIC Region transit ASes present in the Internet Routing Table:   55
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   93
Number of AfriNIC addresses announced to Internet:             28277760
    Equivalent to 1 /8s, 175 /16s and 124 /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        9635       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati
 56040         437        488     105  CMNET-GUANGDONG-AP China Mobile communi

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        9604      11221    3406  AMAZON-02, US
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2940       3729    1436  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  DNIC-ASBLK-05800-06055, US
  4155        1147         75     929  USDA-1, US
  7979         979         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         925        436     851  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        1375        117    1115  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         724         60      22  Jordan Data Communications, JO
  8452         630       1841      12  TE-AS TE-AS, EG
 15897         551        183      28  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 51167         435         77     184  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR

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        5290       1561     961  UNINET, MX
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1044        324       7  Instituto Costarricense de Electricidad
 18881         988       1120      28  TELEFONICA BRASIL S.A, BR
 11664         587        108     221  Techtel LMDS Comunicaciones Interactiva
 26599         547       2941      45  TELEFONICA BRASIL S.A, BR
 10620         513         69     429  Telmex Colombia S.A., CO
 13999         430         65     173  Mega Cable, S.A. de C.V., MX
 27775         297         15       9  Telecommunicationcompany Suriname - Tel

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         581        271     146  LINKdotNET-AS, EG
 36914         492         82       3  KENET-AS, KE
 36992         489        777     258  ETISALAT-MISR, EG
 29571         415         30     215  ORANGE-COTE-IVOIRE, CI
  2018         364        319      69  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 24835         204        164     112  RAYA-AS, EG
 37492         170        471      44  ORANGE-, TN
327687         160         28       3  RENU, UG
 37480         141          9      23  Cobranet, NG

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        9635       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9604      11221    3406  AMAZON-02, US
  8151        5290       1561     961  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2940       3729    1436  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  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        9604         6198  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5290         4329  UNINET, MX
 11776        1854         1632  ATLANTICBB-JOHNSTOWN, US
   367        2940         1504  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1709         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1435         1328  CMNET-JIANGSU-AP China Mobile communications co
  3816        1307         1115  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
     22538  UNALLOCATED  12.131.3.0/24             3356  LEVEL3, 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

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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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

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      /11:29      /12:77      
/13:130     /14:362     /15:738     /16:5548    /17:2650    /18:2748    
/19:5703    /20:8830    /21:10936   /22:20403   /23:20691   /24:108432  
/25:79      /26:51      /27:72      /28:19      /29:21      /30:15      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2872        5290  UNINET, MX
 16509        2027        9604  AMAZON-02, US
   209         965        1709  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1854  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         674         811  BRSPD-PUBLIC, US
  8376         568         724  Jordan Data Communications, JO
 36914         477         492  KENET-AS, KE

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

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

   1:8         2:404       3:265       5:1077      6:152       7:5      
   8:617      11:171      12:255      13:321      14:98       15:280    
  16:168      17:6        18:673      20:30       21:4        22:188    
  23:1869     24:539      25:2        27:16       29:19       31:232    
  32:2        34:2        35:53       36:1110     37:494      38:859    
  39:523      40:8        41:654      42:14       43:171      44:30     
  45:2400     46:610      47:148      49:10       50:263      51:468    
  52:1364     54:301      55:882      57:17       58:5        59:31     
  60:19       61:62       62:379      63:472      64:1539     65:819    
  66:1327     67:726      68:151      69:761      70:155      71:193    
  72:381      74:758      75:392      76:207      77:270      78:552    
  79:164      80:203      81:213      82:171      83:96       84:185    
  85:332      86:154      87:130      88:136      89:270      90:97     
  91:555      92:394      93:739      94:487      95:1121     96:171    
  97:35       98:131      99:147     100:42      101:25      102:185    
 103:949     104:703     105:16      106:2       107:299     108:322    
 109:225     110:30      111:1742    112:445     113:40      114:31     
 115:8       116:32      117:951     118:45      119:99      120:1088   
 121:31      122:80      123:20      124:55      125:11      128:360    
 129:286     130:509     131:767     132:504     133:264     134:333    
 135:69      136:366     137:441     138:708     139:428     140:531    
 141:192     142:725     143:605     144:312     145:77      146:487    
 147:327     148:601     149:517     150:279     151:550     152:356    
 153:113     154:463     155:660     156:363     157:234     158:318    
 159:521     160:537     161:439     162:685     163:286     164:596    
 165:389     166:125     167:391     168:956     169:151     170:1224   
 171:60      172:963     173:632     174:108     175:36      176:416    
 177:736     178:276     179:486     180:46      181:963     182:8      
 183:853     184:213     185:2347    186:1019    187:788     188:533    
 189:1054    190:2992    191:216     192:3731    193:1326    194:888    
 195:655     196:442     197:648     198:1948    199:2980    200:2723   
 201:2632    202:913     203:615     204:1768    205:1621    206:1093   
 207:1087    208:998     209:1391    210:291     211:445     212:713    
 213:666     214:1068    215:37      216:1710    217:369     218:515    
 219:19      220:30      221:292     222:18      223:622    

End of report


More information about the ren-bgp-stats-all mailing list