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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Aug 12 20:16:57 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 12 Aug, 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:                              242738
    Prefixes after maximum aggregation (per Origin AS):          110194
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      131506
    Number of IPv4 prefixes with a valid ROA:                     98951
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         143764
Total ASes present in the Internet Routing Table:                 20416
    Prefixes per ASN:                                             11.89
Origin-only ASes present in the Internet Routing Table:           17558
Origin ASes announcing only one prefix:                            7863
Transit ASes present in the Internet Routing Table:                2858
Transit-only ASes present in the Internet Routing Table:            729
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
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:                      45169
Number of 32-bit ASNs visible in the Routing Table:                7872
Prefixes from 32-bit ASNs in the Routing Table:                   28021
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:            151
Number of addresses announced to Internet:                   1498012317
    Equivalent to 89 /8s, 73 /16s and 218 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       74780

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

Prefixes being announced by APNIC Region ASes:                    31221
    Total APNIC prefixes after maximum aggregation:                7745
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           30697
    Unique aggregates announced from the APNIC address blocks:     9096
APNIC Region origin ASes present in the Internet Routing Table:    1252
    APNIC Prefixes per ASN:                                       24.52
APNIC Region origin ASes announcing only one prefix:                498
APNIC Region transit ASes present in the Internet Routing Table:    218
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    562
Number of APNIC addresses announced to Internet:              201676652
    Equivalent to 12 /8s, 5 /16s and 87 /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:                    111057
    Total ARIN prefixes after maximum aggregation:                59750
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110234
    Unique aggregates announced from the ARIN address blocks:     61842
ARIN Region origin ASes present in the Internet Routing Table:     8990
    ARIN Prefixes per ASN:                                        12.26
ARIN Region origin ASes announcing only one prefix:                3739
ARIN Region transit ASes present in the Internet Routing Table:     824
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:    1941
Number of ARIN addresses announced to Internet:               871152993
    Equivalent to 51 /8s, 236 /16s and 189 /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:                     47035
    Total RIPE prefixes after maximum aggregation:                26041
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47274
    Unique aggregates announced from the RIPE address blocks:     35171
RIPE Region origin ASes present in the Internet Routing Table:     4724
    RIPE Prefixes per ASN:                                        10.01
RIPE Region origin ASes announcing only one prefix:                2043
RIPE Region transit ASes present in the Internet Routing Table:     702
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1843
Number of RIPE addresses announced to Internet:               291925968
    Equivalent to 17 /8s, 102 /16s and 111 /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:                   43651
    Total LACNIC prefixes after maximum aggregation:              13690
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          42927
    Unique aggregates announced from the LACNIC address blocks:   20636
LACNIC Region origin ASes present in the Internet Routing Table:   4271
    LACNIC Prefixes per ASN:                                      10.05
LACNIC Region origin ASes announcing only one prefix:              1454
LACNIC Region transit ASes present in the Internet Routing Table:   888
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3375
Number of LACNIC addresses announced to Internet:              93202432
    Equivalent to 5 /8s, 142 /16s and 40 /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:                   9437
    Total AfriNIC prefixes after maximum aggregation:              2731
    AfriNIC Deaggregation factor:                                  3.46
Prefixes being announced from the AfriNIC address blocks:         11455
    Unique aggregates announced from the AfriNIC address blocks:   4637
AfriNIC Region origin ASes present in the Internet Routing Table:   303
    AfriNIC Prefixes per ASN:                                     37.81
AfriNIC Region origin ASes announcing only one prefix:              129
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  151
Number of AfriNIC addresses announced to Internet:             39974144
    Equivalent to 2 /8s, 97 /16s and 245 /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        9704       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1546        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1476        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         805        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  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       10518      11592    3746  AMAZON-02, US
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2887      23670    1808  ATT-INTERNET4, US
   367        2503       3088    1179  DNIC-ASBLK-00306-00371, US
  4155        2053        132    1336  USDA-1, US
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     431  CELLCO-PART, US
   209        1689       4898     308  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1384       1047     108  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
 20940        1303        105    1067  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         857       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         764         60      23  Jordan Data Communications, JO
 34984         671         81     421  TELLCOM-AS, TR
212238         567         41     497  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         549       8319     460  DTAG Internet service provider operations

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        4963       1472     710  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1384        197    1028  Telmex Colombia S.A., CO
  3816        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1085       2503      53  TIM SA, BR
  6147        1045        369      22  Telefonica del Peru S.A.A., PE
 18881         874       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         537       2891      72  TELEFONICA BRASIL S.A, BR
 13999         531         72     230  Mega Cable, S.A. de C.V., MX

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        1303        388      22  LINKdotNET-AS, EG
 24835         966        416     140  RAYA-AS, EG
 29571         893         65     294  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         677        124     176  Vodafone-, EG
 36914         526         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10518      11592    3746  AMAZON-02, US
  9808        9704       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        4963       1472     710  UNINET, MX
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2887      23670    1808  ATT-INTERNET4, US
   367        2503       3088    1179  DNIC-ASBLK-00306-00371, US
  4155        2053        132    1336  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     431  CELLCO-PART, 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        9704         9629  CHINAMOBILE-CN China Mobile Communications Grou
  8151        4963         4253  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1476         1403  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1689         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1546         1374  CMNET-JIANGSU-AP China Mobile communications co
  6167        1793         1362  CELLCO-PART, US
   367        2503         1324  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, 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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
     13342  UNALLOCATED  12.17.5.0/24              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

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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       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        /8:13       /9:10      /10:29      /11:40      /12:137     
/13:193     /14:522     /15:1028    /16:7086    /17:3394    /18:3872    
/19:7299    /20:11294   /21:14458   /22:26626   /23:25987   /24:140568  
/25:41      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:9       

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

   ASN  No of nets  Total ann.  Description
  8151        2438        4963  UNINET, MX
 16509        2146       10518  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1312        2887  ATT-INTERNET4, US
   209         955        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         883        1793  CELLCO-PART, US
 10620         833        1384  Telmex Colombia S.A., CO
 19901         803         952  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:18        2:302       3:407       4:5         5:670       6:148    
   7:5         8:699      11:171      12:1027     13:302      14:112    
  15:289      16:225      17:6        18:829      20:194      21:4      
  22:188      23:2054     24:658      25:2        27:39       29:19     
  31:369      32:26       34:10       35:68       36:1196     37:691    
  38:1399     39:538      40:54       41:1179     42:104      43:189    
  44:40       45:3775     46:861      47:90       49:19       50:337    
  51:373      52:1365     54:275      55:942      56:8        57:19     
  58:33       59:33       60:17       61:58       62:497      63:789    
  64:1728     65:1040     66:1437     67:875      68:501      69:1036   
  70:315      71:209      72:555      74:896      75:414      76:219    
  77:351      78:322      79:221      80:315      81:371      82:305    
  83:180      84:344      85:467      86:221      87:199      88:249    
  89:845      90:101      91:1011     92:555      93:417      94:629    
  95:292      96:214      97:57       98:384      99:160     100:12     
 101:21      102:436     103:1328    104:911     105:160     106:3      
 107:796     108:436     109:395     110:24      111:1838    112:456    
 113:38      114:48      115:25      116:40      117:964     118:88     
 119:114     120:1106    121:37      122:88      123:76      124:58     
 125:18      128:482     129:322     130:627     131:963     132:571    
 133:196     134:463     135:106     136:444     137:536     138:986    
 139:455     140:655     141:454     142:802     143:762     144:407    
 145:79      146:595     147:485     148:721     149:655     150:309    
 151:611     152:672     153:136     154:663     155:734     156:723    
 157:370     158:427     159:680     160:821     161:624     162:878    
 163:400     164:733     165:811     166:580     167:655     168:1301   
 169:166     170:1546    171:105     172:1145    173:770     174:153    
 175:59      176:655     177:1243    178:427     179:819     180:66     
 181:1538    182:39      183:833     184:332     185:3244    186:1752   
 187:1153    188:699     189:1333    190:3942    191:467     192:4758   
 193:1928    194:1380    195:976     196:864     197:722     198:2472   
 199:4408    200:3316    201:3053    202:1143    203:687     204:2047   
 205:1933    206:1548    207:1378    208:1175    209:1779    210:353    
 211:444     212:959     213:739     214:1017    215:42      216:2373   
 217:458     218:527     219:38      220:32      221:300     222:20     
 223:641    

End of report


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