tullin.dk

📜 Historical scan 2026-06-18 04:58:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tullin.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.250.103.199 is hosted by Host Europe GmbH (AS8972) in France. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.250.103.199	—	sejler.nu	AS8972	Host Europe GmbH	91.250.96.0/21	🇫🇷 France	Strasbourg

📧 MX Records#

2 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	—	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	91.250.103.199
🔶 Autoconfig	91.250.103.199

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 156ms

TXT Record
protonmail-verification=cd13c1758129e3169b342e7b3bacf62322b91d5b
v=spf1 include:_custspf.one.com ~all
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

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

Policy	Record (tullin.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.tullin.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 03:49:21

www	85.190.108.15 (AS8648) (address records, no CNAME)
www vs bare domain	Same network tullin.dk: 85.190.108.15 (AS8648) www.tullin.dk: 85.190.108.15 (AS8648)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

4 records 80ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

101ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2026061505
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-07-03 00:39:47

Field	Value
Registrar	ONE.COM A/S
Registered	2025-01-17
Expires	2027-01-16 (90d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

31ms

33ms

AAAA

39ms

TXT

156ms

CAA

31ms

HTTPS

29ms

TLSA

80ms

SOA

28ms

MTA-STS

35ms

DNSSEC

101ms

SRV

191ms

Total

828ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 16:46:01	1200ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 16:36:53	450ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-25 12:33:51	751ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-24 05:31:51	728ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-03 18:06:02	619ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 21:28:22	839ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-15 23:18:32	5217ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-07 18:49:08	9181ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-03 00:35:20	2844ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 00:15:45	1542ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-18 04:58:20 shown	828ms	2 NS 1 A 2 MX	🔒 Secure