twoone.dk

📜 Historical scan 2026-08-02 01:40:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

twoone.dk is a .dk domain served by 2 nameservers (chase.ns.cloudflare.com, tina.ns.cloudflare.com). It was registered on 28 March 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.83 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.twoone.dk. 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
chase.ns.cloudflare.com	108.162.195.156 162.159.44.156 172.64.35.156 2606:4700:58::a29f:2c9c 2803:f800:50::6ca2:c39c 2a06:98c1:50::ac40:239c	chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tina.ns.cloudflare.com	108.162.192.230 172.64.32.230 173.245.58.230 2606:4700:50::adf5:3ae6 2803:f800:50::6ca2:c0e6 2a06:98c1:50::ac40:20e6	tina.ns.cloudflare.com tina.ns.cloudflare.com tina.ns.cloudflare.com tina.ns.cloudflare.com tina.ns.cloudflare.com tina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.38.83	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.220.197	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.twoone.dk	195.242.130.70	web7.e-studio.dk	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:dcc5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2653	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 42ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.38.83,172.67.220.197 ech=AEX+DQBBFgAgACBwRimQJ/jLhGPXdXsNphsNJoIGwS/Fu+yHsbRy9w0EbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:dcc5,2606:4700:3036::6815:2653

🔌 SRV Records#

1 records 425ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.twoone.dk

📝 TXT Records#

1 records 157ms

TXT Record
v=spf1 include:_spf.e-studio.dk -all

✉️ SPF#

Policy	Record (twoone.dk)
-all (hard fail)	v=spf1 include:_spf.e-studio.dk -all

📨 DMARC#

Policy	Record (_dmarc.twoone.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:3cf8f4b996f64ca48cc41b1ea6e9792f@dmarc-reports.cloudflare.net,mailto:frank@twoone.dk; ruf=mailto:frank@twoone.dk; fo=1; adkim=s; aspf=s; pct=100; rf=afrf; ri=86400; sp=reject

📬 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 11:20:37

www	104.21.38.83 172.67.220.197 2606:4700:3035::ac43:dcc5 2606:4700:3036::6815:2653 (AS13335) (address records, no CNAME)
www vs bare domain	Same network twoone.dk: 104.21.38.83 172.67.220.197 2606:4700:3035::ac43:dcc5 2606:4700:3036::6815:2653 (AS13335) www.twoone.dk: 104.21.38.83 172.67.220.197 2606:4700:3035::ac43:dcc5 2606:4700:3036::6815:2653 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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
default	—	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

143ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2410931400
Primary NS (MNAME)	chase.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 07:07:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-03-28
Expires	2027-03-31 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

53ms

40ms

AAAA

45ms

TXT

157ms

CAA

53ms

HTTPS

42ms

TLSA

110ms

SOA

0ms

MTA-STS

72ms

DNSSEC

143ms

SRV

425ms

Total

1212ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 11:20:37	2488ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-04 05:28:51	1347ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 02:22:56	2986ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 13:02:15	988ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-24 17:26:16	2868ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-06 01:12:27	970ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-02 01:40:43 shown	1212ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-21 07:20:08	1086ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-08 12:46:48	33872ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-28 23:39:51	853ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 10:26:29	1178ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 05:23:19	1163ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 17:55:43	767ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 05:43:31	864ms	2 NS 2 A 1 MX	🔒 Secure