mail.justinstrawn.com - robtex.com

mail.justinstrawn.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:8036πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3035::6815:beπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.0.190Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.128.54πŸ‡ΊπŸ‡Έ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.0.190, 172.67.128.54
IPv6 hints2606:4700:3031::ac43:8036, 2606:4700:3035::6815:be
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com

justinstrawn.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:8036πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3035::6815:beπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.0.190Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.128.54πŸ‡ΊπŸ‡Έ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSmichael.ns.cloudflare.com ⭐
NSnataly.ns.cloudflare.com
MX_dc-mx.4ff3d85a0045.justinstrawn.com ⭐
TXTv=spf1 a mx ip4:192.158.237.167 ~all
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.0.190, 172.67.128.54
IPv6 hints2606:4700:3031::ac43:8036, 2606:4700:3035::6815:be
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com
SOAmichael.ns.cloudflare.comdns@cloudflare.com serial=2410540661

Previously MX for

Same first word

Similar names

DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.0.190172.67.128.542606:4700:3031::ac43:80362606:4700:3035::6815:be192.158.237.16750.31.0.235
●A104.21.0.1902026-07-12 β†’ 2026-08-04 Β· 3 obs
β—‹ 2026-04-11 03:32:24
● 2026-07-12 10:29:58
● 2026-08-04 22:51:08
●A172.67.128.542026-07-12 β†’ 2026-08-04 Β· 3 obs
β—‹ 2026-04-11 03:32:24
● 2026-07-12 10:29:58
● 2026-08-04 22:51:08
β—‹A192.158.237.1672026-03-26 β†’ 2026-04-11 Β· 5 obs
β—‹ 2016-09-11 01:09:06
● 2026-03-26 00:37:46
● 2026-04-11 03:32:24
β—‹ 2026-07-12 10:29:58
β—‹ 2026-08-04 22:51:08
●A2606:4700:3031::ac43:80362026-07-12 β†’ 2026-08-04 Β· 3 obs
β—‹ 2026-04-11 03:32:24
● 2026-07-12 10:29:58
● 2026-08-04 22:51:08
●A2606:4700:3035::6815:be2026-07-12 β†’ 2026-08-04 Β· 3 obs
β—‹ 2026-04-11 03:32:24
● 2026-07-12 10:29:58
● 2026-08-04 22:51:08
β—‹A50.31.0.2352015-06-04 β†’ 2016-09-11 Β· 4 obs
● 2015-06-04 09:58:52
● 2016-09-11 01:09:06
β—‹ 2026-03-26 00:37:46
β—‹ 2026-08-04 22:51:08

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net...-
justinstrawn.comnataly.ns.cloudflare.com, michael.ns.cloudflare.com12 records

βœ… Authoritative Response

Server:108.162.194.101

NS records: nataly.ns.cloudflare.com, michael.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for justinstrawn.com (unsigned zone)

⏱️ Timing

Total: 208ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.128.54, 104.21.0.190
AAAA22606:4700:3031::ac43:8036, 2606:4700:3035::6815:be
HTTPS1{"priority":1,"target":".","alpn":["h3",

πŸ“Œ Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.justinstrawn.com has four IP addresses: 104.21.0.190, 172.67.128.54, 2606:4700:3031::ac43:8036 and 2606:4700:3035::6815:be.

Two other host names, along with clanofkingdom.com, harson.net and arais.fr, also share IP numbers with mail.justinstrawn.com.