lfku.dk DNS records

🖥️ Nameservers3 records 38ms

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 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.196	3600s	linux306.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	173.194.222.26 173.194.222.27 173.194.73.26 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1b 2a00:1450:4010:c0b::1b 64.233.161.26 64.233.161.27	lo-in-f26.1e100.net lo-in-f27.1e100.net lq-in-f26.1e100.net lh-in-x1a.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net lo-in-f26.1e100.net lo-in-x1a.1e100.net lo-in-x1b.1e100.net lo-in-f27.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	93.191.156.196
🔶 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 67ms

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

📝 TXT Records3 records 183ms

TXT Record
google-site-verification=EfcmBoHNIlKY23Dnl3f0Tlsr61zXATbGKOi405poRtk
MS=ms61498319
v=spf1 include:servers.mcsv.net include:spf.simply.com include:_spf.google.com ~all include:spf.gecko.dk

✉️ SPF

Policy	Record (lfku.dk)
~all (soft fail)	v=spf1 include:servers.mcsv.net include:spf.simply.com include:_spf.google.com ~all include:spf.gecko.dk

📨 DMARC

Policy	Record (_dmarc.lfku.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarcmails@lfku.dk, mailto:dmarcmails@lfku.dk; pct=50; adkim=s; aspf=s

📬 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 / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC137ms

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

🏷️ SOA0ms

Field	Value
Serial	2025110601
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

38ms

A

53ms

MX

52ms

AAAA

44ms

TXT

183ms

CAA

39ms

HTTPS

53ms

TLSA

73ms

SOA

0ms

MTA-STS

63ms

DNSSEC

137ms

SRV

67ms

Total

780ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 21:34:22	780ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 16:40:08	652ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 20:17:08	1155ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 18:41:09	911ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 07:17:47	882ms	3 NS 1 A 1 MX	🔒 Secure	View