`mail.systematisk.net`

DNSSEC	⚠️ Not signed
A	64.68.191.215^{🇺🇸 Northern_Valley_Communications64.68.184.0/21}
		PTR	`srv3.systematisk.net`

`systematisk.net`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3035::ac43:92f8^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:5fb9^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.185^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.146.248^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kayden.ns.cloudflare.com` ⭐
NS	`margot.ns.cloudflare.com`
MX	`mail.systematisk.net` ⭐
TXT	`v=spf1 mx ip4:64.68.191.215 ip4:64.68.190.238 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.95.185, 172.67.146.248
		IPv6 hints	2606:4700:3035::ac43:92f8, 2606:4700:3036::6815:5fb9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com
SOA	`kayden.ns.cloudflare.com`dns@cloudflare.com serial=2400325647

MX for

systematisk.net

Same first word

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mail.perspecta.cloud

mail.ac.id

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DNS History

3 records (1 active, 2 former)

○A64.68.191.1702016-04-22 → 2016-04-22 · 4 obs

○ 2016-02-04 23:00:06
● 2016-04-22 17:54:04
○ 2026-02-19 12:43:02
○ 2026-04-13 15:26:32

○A64.68.191.1832015-07-01 → 2016-02-04 · 4 obs

● 2015-07-01 02:15:54
● 2016-02-04 23:00:06
○ 2016-04-22 17:54:04
○ 2026-04-13 15:26:32

●A64.68.191.2152026-02-19 → 2026-04-13 · 3 obs

○ 2016-04-22 17:54:04
● 2026-02-19 12:43:02
● 2026-04-13 15:26:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
systematisk.net	margot.ns.cloudflare.com, kayden.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.74

NS records: margot.ns.cloudflare.com, kayden.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 368ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.68.191.215`

Analysis

Mail Server Role

mail.systematisk.net is the mail server for systematisk.net.

IP Addresses

mail.systematisk.net resolves to one IP number: 64.68.191.215.

Other host names, for instance aberdeenymca.org, norsegroup.net, srv3.systematisk.net and mail.norsegroup.net share IP numbers with mail.systematisk.net.

mail.systematisk.net - robtex.com