NetKnife

37.19.48.0/21

path type: best · origin AS12389

RPKI Valid
Origin AS12389 · checked 9/25/2026, 8:51:44 PM
  • 37.19.48.0/21 (max length /21, origin AS12389)
live

AS Path

AS12389Rostelecom
AS1299Arelion (Telia Company)
AS50628Leonix Telecom

Communities

Review pending submissions →

unknown

1299:1000meaning unknown
1299:30000meaning unknown
1299:52000meaning unknown
vantage point: rrc21.ripe.net (via 37.49.237.143)observed IRR: mismatch — registered origin differs, not authoritative

Vantage Points

32 of 34 feeds see a different AS path than the rest — highlighted below.

rrc21.ripe.net (via 37.49.237.143)
differs
AS12389AS1299AS50628
peer AS506283 communitiesobserved
rrc00.ripe.net (via 12.0.1.63)
differs
AS12389AS3356AS7018
peer AS70182 communitiesobserved
rrc24.ripe.net (via 200.40.162.202)
differs
AS12389AS3356AS6057
peer AS60570 communitiesobserved
rrc24.ripe.net (via 185.197.24.1)
AS12389AS3356AS49544
peer AS495446 communitiesobserved
rrc24.ripe.net (via 185.197.26.1)
AS12389AS3356AS49544
peer AS495446 communitiesobserved
rrc00.ripe.net (via 208.51.134.248)
differs
AS12389AS3356AS3549
peer AS354915 communitiesobserved
rrc24.ripe.net (via 190.112.55.254)
differs
AS12389AS3356AS6057AS264845length differs
peer AS2648450 communitiesobserved
rrc15.ripe.net (via 187.16.209.243)
differs
AS12389AS3356AS271253
peer AS2712530 communitiesobserved
rrc00.ripe.net (via 154.11.12.212)
differs
AS12389AS6939AS852
peer AS8520 communitiesobserved
rrc00.ripe.net (via 194.50.19.4)
differs
AS12389AS6939AS202365
peer AS2023650 communitiesobserved
rrc15.ripe.net (via 187.16.220.216)
differs
AS12389AS6939AS12956AS52873length differs
peer AS528733 communitiesobserved
rrc25.ripe.net (via 102.220.17.28)
differs
AS12389AS6939AS37282AS328840length differs
peer AS3288401 communityobserved
rrc15.ripe.net (via 187.16.222.229)
differs
AS12389AS3491AS3356AS199524length differs
peer AS1995240 communitiesobserved
rrc04.ripe.net (via 192.65.185.244)
differs
AS12389AS6939AS25091
peer AS250911 communityobserved
rrc01.ripe.net (via 195.66.224.138)
differs
AS12389AS3491AS2914
peer AS291410 communitiesobserved
rrc01.ripe.net (via 5.57.80.113)
differs
AS12389AS3491AS2914AS15692length differs
peer AS1569212 communitiesobserved
rrc20.ripe.net (via 91.206.52.103)
differs
AS12389AS6939AS8758AS196621length differs
peer AS1966218 communitiesobserved
rrc00.ripe.net (via 161.129.152.2)
differs
AS12389AS174AS971AS13830length differs
peer AS138305 communitiesobserved
rrc20.ripe.net (via 91.206.53.12)
differs
AS12389AS6939AS8298
peer AS82985 communitiesobserved
rrc25.ripe.net (via 66.255.243.37)
differs
AS12389AS3356AS13781
peer AS137818 communitiesobserved
rrc15.ripe.net (via 187.16.216.209)
differs
AS12389AS1299AS4230AS28634length differs
peer AS2863410 communitiesobserved
rrc15.ripe.net (via 187.16.222.156)
differs
AS12389AS3356AS7195AS264479length differs
peer AS2644790 communitiesobserved
rrc25.ripe.net (via 104.225.4.202)
differs
AS12389AS1299AS36236
peer AS362365 communitiesobserved
rrc21.ripe.net (via 37.49.237.180)
differs
AS12389AS1299AS6461
peer AS64611 communityobserved
rrc15.ripe.net (via 187.16.209.34)
differs
AS12389AS174AS271253
peer AS2712530 communitiesobserved
rrc25.ripe.net (via 151.248.97.17)
differs
AS12389AS8529length differs
peer AS85290 communitiesobserved
rrc03.ripe.net (via 80.249.210.78)
differs
AS12389AS8529length differs
peer AS85290 communitiesobserved
rrc25.ripe.net (via 185.205.208.5)
differs
AS12389AS3257AS44901
peer AS449017 communitiesobserved
rrc03.ripe.net (via 80.249.208.106)
differs
AS12389AS1299AS6830
peer AS68303 communitiesobserved
rrc20.ripe.net (via 91.206.52.141)
differs
AS12389AS6939AS59891
peer AS598916 communitiesobserved
rrc00.ripe.net (via 84.54.49.1)
differs
AS12389AS1299AS6762AS8280AS216285length differs
peer AS2162854 communitiesobserved
rrc00.ripe.net (via 102.208.105.2)
differs
AS12389AS174AS327727AS328840length differs
peer AS3288401 communityobserved
rrc25.ripe.net (via 102.220.16.1)
differs
AS12389AS6939AS60171AS328840length differs
peer AS3288404 communitiesobserved
rrc01.ripe.net (via 195.66.225.216)
differs
AS12389AS1299AS25160
peer AS251605 communitiesobserved

Topology

Origin ASNTransitTier 1
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AS Path History

Every distinct AS-path era observed for this prefix, and an on-demand snapshot of what it looked like at a specific time.

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