`mailserver.leithplanning.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9c04^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:4902^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.73.2^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.156.4^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.73.2, 172.67.156.4
		IPv6 hints	2606:4700:3030::ac43:9c04, 2606:4700:3034::6815:4902
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=203, name=cloudflare-ech.com

`leithplanning.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9c04^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:4902^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.73.2^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.156.4^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jaime.ns.cloudflare.com` ⭐
NS	`val.ns.cloudflare.com`
MX	`mx.stackmail.com` ⭐
TXT	`v=spf1 include:spf.stackmail.com a mx -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.73.2, 172.67.156.4
		IPv6 hints	2606:4700:3030::ac43:9c04, 2606:4700:3034::6815:4902
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=203, name=cloudflare-ech.com
SOA	`jaime.ns.cloudflare.com`dns@cloudflare.com serial=2406718403

Previously MX for

leithplanning.com

Same first word

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Similar names

DNS History

9 records (4 active, 5 former)

○MXmail.leithplanning.com2016-01-14 → 2016-04-05 · 4 obs

● 2016-01-14 20:50:06
● 2016-04-05 08:57:32
○ 2026-02-23 15:28:58
○ 2026-07-05 20:14:04

●A104.21.73.22026-02-23 → 2026-07-05 · 3 obs

○ 2016-04-05 08:57:32
● 2026-02-23 15:28:58
● 2026-07-05 20:14:04

●A172.67.156.42026-02-23 → 2026-07-05 · 3 obs

○ 2016-04-05 08:57:32
● 2026-02-23 15:28:58
● 2026-07-05 20:14:04

○A176.32.230.82016-01-14 → 2016-04-05 · 5 obs

○ 2015-10-23 00:56:22
● 2016-01-14 20:50:06
● 2016-04-05 08:57:32
○ 2026-02-23 15:28:58
○ 2026-07-05 20:14:04

○A213.171.216.1142015-06-07 → 2015-10-23 · 4 obs

● 2015-06-07 06:43:56
● 2015-10-23 00:56:22
○ 2016-01-14 20:50:06
○ 2026-07-05 20:14:04

●A2606:4700:3030::ac43:9c042026-07-05 → 2026-07-05 · 3 obs

○ 2026-06-06 19:32:10
● 2026-07-05 20:14:02
● 2026-07-05 20:14:04

○A2606:4700:3032::ac43:9c042026-02-23 → 2026-06-06 · 5 obs

○ 2016-04-05 08:57:32
● 2026-02-23 15:28:58
● 2026-06-06 19:32:10
○ 2026-07-05 20:14:02
○ 2026-07-05 20:14:04

○A2606:4700:3033::6815:49022026-02-23 → 2026-06-06 · 5 obs

○ 2016-04-05 08:57:32
● 2026-02-23 15:28:58
● 2026-06-06 19:32:10
○ 2026-07-05 20:14:02
○ 2026-07-05 20:14:04

●A2606:4700:3034::6815:49022026-07-05 → 2026-07-05 · 3 obs

○ 2026-06-06 19:32:10
● 2026-07-05 20:14:02
● 2026-07-05 20:14:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
leithplanning.com	val.ns.cloudflare.com, jaime.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.234

NS records: val.ns.cloudflare.com, jaime.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leithplanning.com (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.73.2, 172.67.156.4`
AAAA	2	`2606:4700:3034::6815:4902, 2606:4700:3030::ac43:9c04`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mailserver.leithplanning.com directs to four IP numbers, which are 104.21.73.2, 172.67.156.4, 2606:4700:3030::ac43:9c04 and 2606:4700:3034::6815:4902.

invitert.no, hutangshaying.com, consultativeskills.mobi plus two other host names have IP numbers in common with mailserver.leithplanning.com.

mailserver.leithplanning.com - robtex.com