mail.karnstech.com - robtex.com

mail.karnstech.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:4ccdπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3031::ac43:c8b7πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.76.205Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.200.183πŸ‡ΊπŸ‡Έ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.21.76.205, 172.67.200.183
IPv62606:4700:3030::6815:4ccd, 2606:4700:3031::ac43:c8b7

karnstech.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:4ccdπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3031::ac43:c8b7πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.76.205Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.200.183πŸ‡ΊπŸ‡Έ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSfiona.ns.cloudflare.com ⭐
NSjohn.ns.cloudflare.com
MX_dc-mx.8b7b9bb3015d.karnstech.com ⭐
TXTv=spf1 ip4:50.188.165.9/32 ~all
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.21.76.205, 172.67.200.183
IPv62606:4700:3030::6815:4ccd, 2606:4700:3031::ac43:c8b7
SOAfiona.ns.cloudflare.comdns@cloudflare.com serial=2399100669

PTR for

MX for

Previously MX for

Same first word

Similar names

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026A104.21.76.205172.67.200.1832606:4700:3030::6815:4ccd2606:4700:3031::ac43:c8b750.188.165.969.49.163.21196.92.76.106
●A104.21.76.2052026-03-11 β†’ 2026-03-23 Β· 3 obs
β—‹ 2021-04-17 20:11:12
● 2026-03-11 10:05:20
● 2026-03-23 18:58:50
●A172.67.200.1832026-03-11 β†’ 2026-03-23 Β· 3 obs
β—‹ 2021-04-17 20:11:12
● 2026-03-11 10:05:20
● 2026-03-23 18:58:50
●A2606:4700:3030::6815:4ccd2026-03-11 β†’ 2026-03-23 Β· 3 obs
β—‹ 2021-04-17 20:11:12
● 2026-03-11 10:05:20
● 2026-03-23 18:58:50
●A2606:4700:3031::ac43:c8b72026-03-11 β†’ 2026-03-23 Β· 3 obs
β—‹ 2021-04-17 20:11:12
● 2026-03-11 10:05:20
● 2026-03-23 18:58:50
β—‹A50.188.165.92026-03-11 β†’ 2026-03-23 Β· 2 obs
β—‹ 2026-03-11 10:05:20
β—‹ 2026-03-23 18:58:50
β—‹A69.49.163.2112015-05-10 β†’ 2016-04-29 Β· 4 obs
● 2015-05-10 00:03:02
● 2016-04-29 07:12:24
β—‹ 2021-04-17 20:11:12
β—‹ 2026-03-23 18:58:50
β—‹A96.92.76.1062021-04-17 β†’ 2021-04-17 Β· 4 obs
β—‹ 2016-04-29 07:12:24
● 2021-04-17 20:11:12
β—‹ 2026-03-11 10:05:20
β—‹ 2026-03-23 18:58:50

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
karnstech.comjohn.ns.cloudflare.com, fiona.ns.cloudflare.com12 records

βœ… Authoritative Response

Server:108.162.192.157

NS records: john.ns.cloudflare.com, fiona.ns.cloudflare.com

πŸ”’ DNSSEC Status

πŸ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 352ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.200.183, 104.21.76.205
AAAA22606:4700:3031::ac43:c8b7, 2606:4700:3030::6815:4ccd
HTTPS1{"priority":1,"target":".","alpn":["h3",

πŸ“Œ Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (john.ns.cloudflare.com, john.ns.cloudflare.com, john.ns.cloudflare.com...)

Analysis

Mail Server Role

mail.karnstech.com serves as the mail server for karnsfamily.org.

IP Addresses

mail.karnstech.com points to four IP numbers: 2606:4700:3030::6815:4ccd, 2606:4700:3031::ac43:c8b7, 104.21.76.205 and 172.67.200.183.

Other host names including costofficeq.sbs, nationalmallcoalition.org, analytics.aljawdahclinics.com, scienceinfotech.com.np and sz7777.ph share IP numbers with mail.karnstech.com.