trimester.dk DNS records

🖥️ Nameservers3 records 78ms

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 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.171	3600s	linux282.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 81ms

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
🔷 Autodiscover	93.191.156.171
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 112ms

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

📝 TXT Records1 records 213ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.trimester.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 60ms

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

🔐 DNSSEC186ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082101
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

78ms

A

65ms

MX

81ms

AAAA

89ms

TXT

213ms

CAA

58ms

HTTPS

56ms

TLSA

60ms

SOA

0ms

MTA-STS

75ms

DNSSEC

186ms

SRV

112ms

Total

866ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 08:42:01	866ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 08:43:16	1649ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-19 05:50:12	1882ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-18 05:24:29	758ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-17 00:57:24	834ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-15 22:03:00	1200ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-13 04:00:36	3323ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-11 15:48:02	968ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-10 15:06:19	795ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-07 13:55:24	1109ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-29 23:58:07	2655ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 17:09:17	8711ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 16:07:55	636ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 15:34:53	611ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 14:58:25	819ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 07:16:38	773ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 04:37:00	808ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 03:44:52	612ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 00:39:30	17193ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 05:11:22	13461ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 23:43:42	11094ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-14 19:04:43	17186ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-13 13:04:42	17183ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-12 06:57:39	14681ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-08 22:52:58	2609ms	2 NS 0 A 0 MX	❓ Unknown	View