pku.dk DNS records

🖥️ Nameservers4 records 54ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.237.88.120	3600s	nb-live-01.twistedbytes.eu	AS202053	UpCloud Ltd	94.237.64.0/19	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 64ms

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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 74ms

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

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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 98ms

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…

🔐 DNSSEC90ms

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

🏷️ SOA0ms

Field	Value
Serial	2025120200
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

54ms

A

47ms

MX

64ms

AAAA

46ms

TXT

172ms

CAA

60ms

HTTPS

55ms

TLSA

98ms

SOA

0ms

MTA-STS

62ms

DNSSEC

90ms

SRV

74ms

Total

837ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 06:33:31	837ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 04:59:10	703ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 04:22:06	926ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 13:30:55	4929ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 12:03:41	8602ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 11:45:56	3850ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-09 11:31:12	722ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-08 11:12:16	8898ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-06 23:31:58	1328ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 21:34:14	776ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-03 11:21:50	3605ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-26 04:52:00	1811ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 06:12:37	741ms	4 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-22 01:34:15	1168ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 14:16:24	577ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 18:52:20	1169ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 20:44:42	656ms	4 NS 1 A 1 MX	🔒 Secure	View