[lacnog] Weekly Global IPv6 Routing Table Summary

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Jue Jul 2 11:55:37 -03 2026


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IPv6 Routing Table as seen from route-views.routeviews.org

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Global Analysis Summary
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  BGP routing table entries examined: 252775
    Prefix with the most prepends: {'PREFIX': '2804:8240:8000::/34', 'Count': 54, 'AS': '275679'}
    Unidentified prefixes: 0
    Number of AS_SET found in the Routing Table: 0
    Longest Global AS PATH: 58
    Prefixes identified as IANA: 9
    Global Average Prefix Length: 42.96
    Number of /48s globally: 116017
    Prefixes after maximum aggregation (per Origin AS): 140453
    IPv6 deaggregation factor: 1.81

    Global - Prefixes with a valid RPKI status: 202212
    Global - Prefixes with an invalid RPKI status: 1147
    Global - ROA‑uncovered prefixes: 49416

  Total ASes present in the Internet Routing Table: 36612
    Global - Average number of prefixes according to the number of ASes: 6.9

    Number of 32-bit ASes globally: 23700
    Number of 16-bit ASes globally: 12912

    Number of ASes that are only origin: 33385
      Number of 16-bit ASes that are only origin: 11009
      Number of 32-bit ASes that are only origin: 22376

    Number of ASes that are only transit: 194
      Number of 16-bit ASes that are only transit: 129
      Number of 32-bit ASes that are only transit: 65

    Number of Transit ASes that also announce prefixes: 3227

    Number of bogon 16-bit ASNs visible in the Routing Table: 0

    Number of bogon 32-bit ASNs visible in the Routing Table: 0

    Unidentified ASes: 0

APNIC Region Analysis Summary
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  APNIC IPv6 prefixes: 2001:200::/23 2001:c00::/23 2001:e00::/23 2001:4400::/23 2001:8000::/19 2001:a000::/20 2001:b000::/20 2400::/12 2410::/12

  Number of prefixes analyzed in APNIC: 86697
    Average number of prefixes according to the number of ASes in APNIC: 8.97
    Average Prefix Length in APNIC: 43.49
    Number of /48s in APNIC: 34253
    Longest PATH in APNIC: 25
    Prefix with most prepends in APNIC {'PREFIX': '2001:DF4:5FC0::/48', 'Count': 20, 'AS': '138804'}

    Prefixes after maximum aggregation (per Origin AS): 38270
    IPv6 deaggregation factor: 2.21
    
    APNIC - Prefixes with a valid RPKI status: 78123
    APNIC - Prefixes with an invalid RPKI status: 769
    APNIC - ROA‑uncovered prefixes: 7805

  Number of ASes in APNIC: 9664
    Number of 32-bit ASes in APNIC: 7914
    Number of 16-bit ASes that are only origin in APNIC: 1433
    Number of 32-bit ASes that are only origin in APNIC: 7686
    Number of 16-bit ASes that are only transit in APNIC: 39
    Number of 32-bit ASes that are only transit in APNIC: 21
    Number of Transit ASes that also announce prefixes in APNIC: 545

ARIN Region Analysis Summary
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  ARIN IPv6 prefixes: 2001:400::/23 2001:1800::/23 2001:4800::/23 2600::/12 2610::/23 2620::/23 2630::/12

  Number of prefixes analyzed in ARIN: 42132
    Average number of prefixes according to the number of ASes in ARIN: 7.98
    Average Prefix Length in ARIN: 44.51
    Number of /48s in ARIN: 23895
    Longest AS PATH in ARIN: 28
    Prefix with most prepends in ARIN {'PREFIX': '2604:5500::/42', 'Count': 25, 'AS': '19165'}

    Prefixes after maximum aggregation (per Origin AS): 34998
    IPv6 deaggregation factor: 1.59

    ARIN - Prefixes with a valid RPKI status: 31757
    ARIN - Prefixes with an invalid RPKI status: 57
    ARIN - ROA‑uncovered prefixes: 10318

  Number of ASes in ARIN: 5283
    Number of 32-bit ASes in ARIN: 1580
    Number of 16-bit ASes that are only origin in ARIN: 3306
    Number of 32-bit ASes that are only origin in ARIN: 1532
    Number of 16-bit ASes that are only transit in ARIN: 28
    Number of 32-bit ASes that are only transit in ARIN: 6
    Number of Transit ASes that also announce prefixes in ARIN: 443

LACNIC Region Analysis Summary
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  LACNIC IPv6 prefixes: 2001:1200::/23 2800::/12

  Number of prefixes analyzed in LACNIC: 54254
    Average number of prefixes according to the number of ASes in LACNIC: 5.71
    Average Prefix Length in LACNIC: 41.07
    Number of /48s in LACNIC: 20540
    Longest AS PATH in LACNIC: 58
    Prefix with most prepends in LACNIC {'PREFIX': '2804:8240:8000::/34', 'Count': 54, 'AS': '275679'}

    Prefixes after maximum aggregation (per Origin AS): 32171
    IPv6 deaggregation factor: 1.61

    LACNIC - Prefixes with a valid RPKI status: 33237
    LACNIC - Prefixes with an invalid RPKI status: 73
    LACNIC - ROA‑uncovered prefixes: 20944

  Number of ASes in LACNIC: 9497
    Number of 32-bit ASes in LACNIC: 8069
    Number of 16-bit ASes that are only origin in LACNIC: 1097
    Number of 32-bit ASes that are only origin in LACNIC: 7263
    Number of 16-bit ASes that are only transit in LACNIC: 5
    Number of 32-bit ASes that are only transit in LACNIC: 12
    Number of Transit ASes that also announce prefixes in LACNIC: 1134

AFRINIC Region Analysis Summary
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  AFRINIC IPv6 prefixes: 2001:4200::/23 2c00::/12

  Number of prefixes analyzed in AFRINIC: 4278
    Average number of prefixes according to the number of ASes in AFRINIC: 6.47
    Average Prefix Length in AFRINIC: 43.62
    Number of /48s in AFRINIC: 2390
    Longest AS PATH in AFRINIC: 18
    Prefix with most prepends in AFRINIC {'PREFIX': '2C0F:F2B0::/32', 'Count': 14, 'AS': '328049'}

    Prefixes after maximum aggregation (per Origin AS): 1705
    IPv6 deaggregation factor: 2.37

    AFRINIC - Prefixes with a valid RPKI status: 2921
    AFRINIC - Prefixes with an invalid RPKI status: 2
    AFRINIC - ROA‑uncovered prefixes: 1355

  Number of ASes in AFRINIC: 661
    Number of 32-bit ASes in AFRINIC: 385
    Number of 16-bit ASes that are only origin in AFRINIC: 224
    Number of 32-bit ASes that are only origin in AFRINIC: 368
    Number of 16-bit ASes that are only transit in AFRINIC: 3
    Number of 32-bit ASes that are only transit in AFRINIC: 0
    Number of Transit ASes that also announce prefixes in AFRINIC: 69

RIPE Region Analysis Summary
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  RIPE IPv6 prefixes: 2001:600::/23 2001:800::/22 2001:1400::/22 2001:1a00::/23 2001:1c00::/22 2001:2000::/19 2001:4000::/23 2001:4600::/23 2001:4a00::/23 2001:4c00::/23 2001:5000::/20 2003::/18 2a00::/12 2a10::/12

  Number of prefixes analyzed in RIPE: 65405
    Average number of prefixes according to the number of ASes in RIPE: 5.68
    Average Prefix Length in RIPE: 42.79
    Number of /48s in RIPE: 34933
    Longest AS PATH in RIPE: 38
    Prefix with most prepends in RIPE {'PREFIX': '2A14:7583:EFF9::/48', 'Count': 31, 'AS': '197291'}

    Prefixes after maximum aggregation (per Origin AS): 33952
    IPv6 deaggregation factor: 1.69

    RIPE - Prefixes with a valid RPKI status: 56173
    RIPE - Prefixes with an invalid RPKI status: 246
    RIPE - ROA‑uncovered prefixes: 8986

  Number of ASes in RIPE: 11507
    Number of 32-bit ASes in RIPE: 5749
    Number of 16-bit ASes that are only origin in RIPE: 4946
    Number of 32-bit ASes that are only origin in RIPE: 5524
    Number of 16-bit ASes that are only transit in RIPE: 52
    Number of 32-bit ASes that are only transit in RIPE: 23
    Number of Transit ASes that also announce prefixes in RIPE: 1036
    

End of report
Based on Philip Smith's IPv4 Weekly Report
Hosted by LACNIC



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