hellefroelund.dk DNS records

🖥️ Nameservers4 records 41ms

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 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.144	3600s	linux259.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 49ms

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	93.191.156.144
🔶 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 63ms

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

📝 TXT Records4 records 141ms

TXT Record
k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoWuUlk+ljhiPxiul5l+hlNxIg5i1ZXOh7GAv92OkEW7WV2rC2Awvx7O2VJKsYcKJ2PyBkZ74jA3e7w/jgfRiZoGmCQUcFH2z62K0cka9Nj8gYNUbLACc+YmJ26lbq3lUJDuFkC4Q1cLWRaTwp7Ed8QJeAY2wW6HMMLPLAm1DFLQIDAQAB
k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76yojh54Xu3uSbQ3JP0A7k8o8GutRF8zbFUA8n0ZH2y0cIEjMliXY4W4LwPA7m4q0ObmvSjhd63O9d8z1XkUBwIDAQAB
v=spf1 include:mailgun.org ~all
v=spf1 include:spf.simply.com include:_spf.simplero.com -all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (hellefroelund.dk)
~all (soft fail)	v=spf1 include:mailgun.org ~all
-all (hard fail)	v=spf1 include:spf.simply.com include:_spf.simplero.com -all

📨 DMARC

Policy	Record (_dmarc.hellefroelund.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:fc98106c@dmarc.mailgun.org,mailto:b3df1deb@inbox.ondmarc.com; ruf=mailto:fc98106c@dmarc.mailgun.org,mailto:b3df1deb@inbox.ondmarc.com;
p=none (monitor only)	v=DMARC1; p=none; pct=100; fo=1; ri=3600; sp=none; aspf=r; rua=mailto:fc98106c@dmarc.mailgun.org,mailto:b3df1deb@inbox.ondmarc.com,mailto:re+lsqdxqcnjrp@dmarc.postmarkapp.com; ruf=mailto:fc98106c@dmarc.mailgun.org,mailto:b3df1deb@inbox.ondmarc.com;
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+lsqdxqcnjrp@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC83ms

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

🏷️ SOA0ms

Field	Value
Serial	2026071001
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

41ms

A

50ms

MX

49ms

AAAA

45ms

TXT

141ms

CAA

41ms

HTTPS

47ms

TLSA

58ms

SOA

0ms

MTA-STS

51ms

DNSSEC

83ms

SRV

63ms

Total

622ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:40:44	622ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 17:42:45	614ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 01:21:28	804ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 15:04:05	781ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 17:56:00	1398ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 02:48:07	1848ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:17:38	967ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:17:21	667ms	4 NS 1 A 1 MX	🔒 Secure	View