demail.dk

📜 Historical scan 2026-07-10 23:50:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

demail.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 October 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.108.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 31ms

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#

4 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.108.153	3600s	cdn-185-199-108-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.109.153	3600s	cdn-185-199-109-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.110.153	3600s	cdn-185-199-110-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.111.153	3600s	cdn-185-199-111-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records#

2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	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	43200s	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

🔷 AAAA Records (IPv6)#

4 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:50c0:8000::153	3600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—
2606:50c0:8001::153	3600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—
2606:50c0:8002::153	3600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—
2606:50c0:8003::153	3600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 152ms

TXT Record
protonmail-verification=3c4507cfb5f9a36cdad02a276d24a3619986d8e6
v=spf1 include:_spf.protonmail.ch include:_custspf.one.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.demail.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 2026-10-10 00:17:45

www CNAME	demail.github.io (all on github.io) → 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 2606:50c0:8000::153 2606:50c0:8001::153 2606:50c0:8002::153 2606:50c0:8003::153 (AS54113)
www vs bare domain	Same network demail.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.demail.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 173ms

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#

53ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071001
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 2026-10-10 00:39:18

Field	Value
Registrar	ONE.COM A/S
Registered	2007-10-22
Expires	2028-10-31 (744d)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

32ms

31ms

AAAA

30ms

TXT

152ms

CAA

31ms

HTTPS

21ms

TLSA

173ms

SOA

0ms

MTA-STS

40ms

DNSSEC

53ms

SRV

34ms

Total

1238ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 00:17:45	1278ms	2 NS 4 A 2 MX	🔒 Secure
2026-10-02 16:24:12	3628ms	2 NS 4 A 2 MX	🔒 Secure
2026-09-27 15:26:44	878ms	2 NS 4 A 2 MX	🔒 Secure
2026-09-23 21:13:32	884ms	2 NS 4 A 2 MX	🔒 Secure
2026-09-10 08:16:27	1310ms	2 NS 4 A 2 MX	🔒 Secure
2026-08-31 15:00:08	2891ms	2 NS 4 A 2 MX	🔒 Secure
2026-08-09 13:32:22	3168ms	2 NS 4 A 2 MX	🔒 Secure
2026-07-10 23:50:11 shown	1238ms	2 NS 4 A 2 MX	🔒 Secure
2026-07-01 23:33:12	749ms	2 NS 4 A 2 MX	🔒 Secure
2026-06-17 01:41:23	2825ms	2 NS 4 A 2 MX	🔒 Secure
2026-06-17 01:40:12	650ms	2 NS 4 A 2 MX	🔒 Secure