detfri.dk

Records from scan: 2026-10-12 23:09:44 · 3376ms total · last checked 2026-10-19 10:27 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

detfri.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 9 June 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.153.164.27 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 24ms

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 Records#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.153.164.27	600s	—	AS31027	GlobalConnect A/S	78.153.160.0/19	🇩🇰 Denmark	Smorumnedre

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	2a00:1450:4010:c05::1b 2a00:1450:4010:c05::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 64.233.162.26 64.233.162.27 64.233.164.27 64.233.165.26 64.233.165.27	li-in-f27.1e100.net li-in-x1b.1e100.net lf-in-f27.1e100.net lf-in-x1b.1e100.net lg-in-f26.1e100.net lg-in-x1a.1e100.net lg-in-x1b.1e100.net lg-in-f27.1e100.net li-in-f26.1e100.net li-in-f27.1e100.net lf-in-f27.1e100.net lg-in-f26.1e100.net lg-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	autodiscover.outlook.com → 40.104.116.24
🔶 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

📝 TXT Records#

7 records 129ms

TXT Record
apple-domain-verification=sf5SHGeOjVOQeNGl
google-site-verification=Lk3VmA6_V06TYc9oW0FNBEwE_mGZM9RTgcpxZI5hOsA
inst=Det frie Gymnasium
MS=ms58087403
uvmid=101171
v=spf1 include:mailgun.org include:_spf.google.com include:spf.mandrillapp.com ip4:20.86.99.1 ~all
vpe=7b262909

✉️ SPF#

Policy	Record (detfri.dk)
~all (soft fail)	v=spf1 include:mailgun.org include:_spf.google.com include:spf.mandrillapp.com ip4:20.86.99.1 ~all

📨 DMARC#

Policy	Record (_dmarc.detfri.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:2c6423c6@in.mailhardener.com; aspf=r

📬 MTA-STS#

227ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20261002212343
max_age	1209600s
Policy MX	smtp.google.com

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:2c6423c6@in.mailhardener.com

📜 CAA Records#

3 records 39ms

Flags	Tag	Value
0	issue	letsencrypt.org
0	issue	rapidssl.com
0	issue	sectigo.com

🧩 Web & zone#

checked 2026-10-12 23:09:44

www	78.153.164.27 (AS31027) (address records, no CNAME)
www vs bare domain	Same network detfri.dk: 78.153.164.27 (AS31027) www.detfri.dk: 78.153.164.27 (AS31027)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

116ms

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

🏷️ SOA#

44ms

Field	Value
Serial	2026101200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 19:20:50

Field	Value
Registrar	Simply.com A/S
Registered	1998-06-09
Expires	2027-06-30 (253d)

📋 WHOIS#

⏱️ Lookup Timing#

24ms

33ms

34ms

AAAA

41ms

TXT

129ms

CAA

39ms

HTTPS

28ms

TLSA

2574ms

SOA

44ms

MTA-STS

227ms

DNSSEC

116ms

SRV

43ms

Total

3376ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 23:09:44 shown	3376ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-03 18:46:31	2548ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-02 18:42:40	3725ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-30 18:27:31	1550ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-25 05:15:12	1400ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-03 13:32:26	1692ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-03 13:23:23	995ms	4 NS 1 A 5 MX	🔒 Secure
2026-08-28 11:11:18	1009ms	4 NS 1 A 4 MX	🔒 Secure
2026-08-26 08:50:32	1031ms	4 NS 1 A 4 MX	🔒 Secure
2026-08-12 09:35:22	1805ms	4 NS 1 A 4 MX	🔒 Secure
2026-07-04 14:08:32	1909ms	4 NS 1 A 4 MX	🔒 Secure
2026-07-03 12:13:03	2469ms	4 NS 1 A 4 MX	🔒 Secure
2026-06-27 16:20:41	1211ms	4 NS 1 A 4 MX	🔒 Secure
2026-06-26 01:27:19	1401ms	4 NS 1 A 4 MX	🔒 Secure
2026-06-24 07:45:25	963ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 23:00:59	856ms	4 NS 1 A 4 MX	🔒 Secure
2026-06-19 09:36:47	1091ms	4 NS 1 A 4 MX	🔒 Secure
2026-06-17 02:28:23	1063ms	4 NS 1 A 4 MX	🔒 Secure
2026-06-17 02:20:32	957ms	4 NS 1 A 4 MX	🔒 Secure