[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 2 20:17:15 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 02 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:                              248834
    Prefixes after maximum aggregation (per Origin AS):          109912
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      132935
    Number of IPv4 prefixes with a valid ROA:                    109799
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         139012
Total ASes present in the Internet Routing Table:                 20029
    Prefixes per ASN:                                             12.42
Origin-only ASes present in the Internet Routing Table:           17230
Origin ASes announcing only one prefix:                            7758
Transit ASes present in the Internet Routing Table:                2799
Transit-only ASes present in the Internet Routing Table:            740
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               337
    Number of instances of unregistered ASNs:                       338
Number of 32-bit ASNs allocated by the RIRs:                      45695
Number of 32-bit ASNs visible in the Routing Table:                7733
Prefixes from 32-bit ASNs in the Routing Table:                   28219
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:                   1492488669
    Equivalent to 88 /8s, 245 /16s and 145 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       78861

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

Prefixes being announced by APNIC Region ASes:                    32128
    Total APNIC prefixes after maximum aggregation:                7883
    APNIC Deaggregation factor:                                    4.08
Prefixes being announced from the APNIC address blocks:           31285
    Unique aggregates announced from the APNIC address blocks:     8992
APNIC Region origin ASes present in the Internet Routing Table:    1221
    APNIC Prefixes per ASN:                                       25.62
APNIC Region origin ASes announcing only one prefix:                479
APNIC Region transit ASes present in the Internet Routing Table:    212
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    543
Number of APNIC addresses announced to Internet:              181922668
    Equivalent to 10 /8s, 215 /16s and 235 /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:                    111822
    Total ARIN prefixes after maximum aggregation:                59530
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110560
    Unique aggregates announced from the ARIN address blocks:     62002
ARIN Region origin ASes present in the Internet Routing Table:     8901
    ARIN Prefixes per ASN:                                        12.42
ARIN Region origin ASes announcing only one prefix:                3706
ARIN Region transit ASes present in the Internet Routing Table:     815
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:    1957
Number of ARIN addresses announced to Internet:               871379873
    Equivalent to 51 /8s, 240 /16s and 51 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

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

Prefixes being announced by RIPE Region ASes:                     47729
    Total RIPE prefixes after maximum aggregation:                25086
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49066
    Unique aggregates announced from the RIPE address blocks:     34474
RIPE Region origin ASes present in the Internet Routing Table:     4574
    RIPE Prefixes per ASN:                                        10.73
RIPE Region origin ASes announcing only one prefix:                1965
RIPE Region transit ASes present in the Internet Routing Table:     672
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1789
Number of RIPE addresses announced to Internet:               300563856
    Equivalent to 17 /8s, 234 /16s and 61 /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:                   47620
    Total LACNIC prefixes after maximum aggregation:              14195
    LACNIC Deaggregation factor:                                   3.35
Prefixes being announced from the LACNIC address blocks:          46728
    Unique aggregates announced from the LACNIC address blocks:   22365
LACNIC Region origin ASes present in the Internet Routing Table:   4166
    LACNIC Prefixes per ASN:                                      11.22
LACNIC Region origin ASes announcing only one prefix:              1484
LACNIC Region transit ASes present in the Internet Routing Table:   876
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:  3295
Number of LACNIC addresses announced to Internet:              98467648
    Equivalent to 5 /8s, 222 /16s and 127 /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:                   9198
    Total AfriNIC prefixes after maximum aggregation:              2995
    AfriNIC Deaggregation factor:                                  3.07
Prefixes being announced from the AfriNIC address blocks:         11051
    Unique aggregates announced from the AfriNIC address blocks:   4984
AfriNIC Region origin ASes present in the Internet Routing Table:   293
    AfriNIC Prefixes per ASN:                                     37.72
AfriNIC Region origin ASes announcing only one prefix:              124
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  149
Number of AfriNIC addresses announced to Internet:             40089856
    Equivalent to 2 /8s, 99 /16s and 185 /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        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         535       9951     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10981      11969    3867  AMAZON-02, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3138      23659    1976  ATT-INTERNET4, US
   367        2495       3007    1155  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2196        149    1375  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1797       3392     439  CELLCO-PART, US
   209        1673       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1402       1047     109  ATT-MOBILITY-LLC-AS20057, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1281        100    1036  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         667       1842      17  TE-AS TE-AS, EG
  8376         653         57      29  Jordan Data Communications, JO
 25019         586        991     136  SAUDINETSTC-AS, SA
  3320         571       8321     483  DTAG Internet service provider operations
 51167         558        110     244  CONTABO, DE
212238         504         37     454  CDNEXT, GB

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6492       1825     765  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1225  Telmex Colombia S.A., CO
  3816        1322        779     201  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         858       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         77     293  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  TELEFONICA BRASIL S.A, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1376        389      16  LINKdotNET-AS, EG
 29571         687         56     301  ORANGE-COTE-IVOIRE, CI
 36935         646        127     176  Vodafone-, EG
 24835         599        352     195  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 36914         526         82       3  KENET-AS, KE
 37069         440       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10981      11969    3867  AMAZON-02, US
  9808        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        6492       1825     765  UNINET, MX
   749        3262      54896    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3138      23659    1976  ATT-INTERNET4, US
   367        2495       3007    1155  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2196        149    1375  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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

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

   ASN  No of nets  Net Savings  Description
  9808        9895         9813  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6492         5727  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2474         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1673         1375  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1535         1361  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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US
     63305  UNALLOCATED  12.49.58.0/24             7018  ATT-INTERNET4, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.204.224.0/24      Origin:     36911  RESERVED, ZZ
41.204.224.0/24     Transit:    328766  RESERVED, ZZ

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:38      /12:139     
/13:195     /14:525     /15:1027    /16:6922    /17:3354    /18:4011    
/19:7501    /20:11952   /21:14764   /22:26551   /23:26848   /24:144755  
/25:47      /26:69      /27:36      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3369        6492  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2242       10981  AMAZON-02, US
 22773        1869        2474  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1407        3138  ATT-INTERNET4, US
 10620         972        1735  Telmex Colombia S.A., CO
   209         949        1673  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1872  ATLANTICBB-JOHNSTOWN, US
  6167         860        1797  CELLCO-PART, US

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

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

   1:75        2:517       3:508       4:5         5:1032      6:156    
   7:5         8:674      11:171      12:1013     13:308      14:114    
  15:293      16:231      17:5        18:871      20:105      21:4      
  22:188      23:2074     24:633      27:54       29:19       31:390    
  32:25       34:9        35:74       36:1193     37:727      38:1444   
  39:535      40:53       41:1018     42:229      43:199      44:30     
  45:3634     46:973      47:94       49:46       50:354      51:368    
  52:1409     54:291      55:941      56:8        57:17       58:31     
  59:29       60:16       61:65       62:486      63:770      64:1688   
  65:1071     66:1417     67:876      68:515      69:1019     70:298    
  71:197      72:556      74:899      75:410      76:221      77:432    
  78:607      79:317      80:334      81:409      82:317      83:196    
  84:336      85:456      86:235      87:210      88:239      89:781    
  90:96       91:998      92:615      93:852      94:637      95:669    
  96:190      97:52       98:522      99:163     100:27      101:28     
 102:340     103:1259    104:888     105:93      106:58      107:777    
 108:446     109:402     110:41      111:1865    112:470     113:41     
 114:57      115:23      116:43      117:973     118:172     119:113    
 120:1169    121:44      122:156     123:155     124:68      125:22     
 128:325     129:321     130:669     131:913     132:565     133:208    
 134:466     135:102     136:497     137:587     138:985     139:396    
 140:662     141:563     142:914     143:714     144:408     145:70     
 146:648     147:504     148:693     149:624     150:336     151:621    
 152:639     153:135     154:587     155:749     156:825     157:385    
 158:458     159:640     160:715     161:604     162:838     163:373    
 164:746     165:759     166:598     167:630     168:1442    169:133    
 170:1516    171:97      172:1086    173:751     174:283     175:42     
 176:348     177:1098    178:431     179:759     180:81      181:1767   
 182:44      183:850     184:436     185:3014    186:2270    187:1074   
 188:773     189:1508    190:4795    191:451     192:4766    193:1851   
 194:1316    195:883     196:691     197:1118    198:2406    199:4511   
 200:3742    201:3214    202:1118    203:692     204:2073    205:1958   
 206:1548    207:1380    208:1208    209:1761    210:327     211:430    
 212:982     213:736     214:1001    215:41      216:2312    217:474    
 218:521     219:21      220:52      221:301     222:18      223:709    


End of report


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