by-expressen.dk

📜 Historical scan 2026-09-08 05:36:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

by-expressen.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 12 February 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.83 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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#

4 records 27ms

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 22ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.83	3600s	linux205.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

5 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c01::1a	rc-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx2.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	93.191.156.83
🔶 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 Records#

1 records 48ms

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

📝 TXT Records#

1 records 139ms

TXT Record
v=spf1 include:spf.simply.com include:spf.mandrillapp.com include:_spf.google.com ?all

✉️ SPF#

Policy	Record (by-expressen.dk)
?all (neutral)	v=spf1 include:spf.simply.com include:spf.mandrillapp.com include:_spf.google.com ?all

📨 DMARC#

Policy	Record (_dmarc.by-expressen.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 2026-10-08 18:34:29

www	93.191.156.83 (AS48854) (address records, no CNAME)
www vs bare domain	Same network by-expressen.dk: 93.191.156.83 (AS48854) www.by-expressen.dk: 93.191.156.83 (AS48854)
Wildcard	Yes: any name under the zone resolves
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025042300
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 2026-10-16 17:36:35

Field	Value
Registrar	Simply.com A/S
Registered	2012-02-12
Expires	2027-02-28 (134d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

27ms

22ms

39ms

AAAA

25ms

TXT

139ms

CAA

43ms

HTTPS

31ms

TLSA

115ms

SOA

0ms

MTA-STS

52ms

DNSSEC

71ms

SRV

48ms

Total

635ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 14:33:52	765ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-24 13:39:42	651ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-08 05:36:27 shown	635ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-26 00:59:18	848ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-25 07:15:50	995ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-22 19:55:10	942ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 18:11:26	423ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-16 18:04:54	4668ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-16 18:04:39	2157ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-16 18:01:02	1153ms	4 NS 1 A 5 MX	🔒 Secure