sterum.dk DNS records

🖥️ Nameservers3 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	3600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)1 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2620:127:f00f:5::	3600s	—	AS13335	Cloudflare, Inc.	2620:127:f00c:0:0:0:0:0/46	🇨🇦 Canada	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 62ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records1 records 159ms

TXT Record
v=spf1 include:shops.shopify.com include:spf.simply.com -all

✉️ SPF

Policy	Record (sterum.dk)
-all (hard fail)	v=spf1 include:shops.shopify.com include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.sterum.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE2 records 58ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC91ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026080204
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

40ms

MX

43ms

AAAA

41ms

TXT

159ms

CAA

40ms

HTTPS

34ms

TLSA

58ms

SOA

0ms

MTA-STS

52ms

DNSSEC

91ms

SRV

62ms

Total

587ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 03:47:45	587ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 13:08:30	735ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 05:06:32	586ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 12:06:57	604ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 18:50:03	770ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 19:36:12	1991ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 11:28:28	669ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 11:52:50	1176ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 04:36:43	676ms	3 NS 1 A 1 MX	🔒 Secure	View