respons2day.dk

Records from scan: 2026-10-01 22:57:04 · 2688ms total · last checked 2026-10-17 17:07 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

respons2day.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 28 November 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.66 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by respons2day-dk.mail.protection.outlook.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 45ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.66	3600s	linux390.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	respons2day-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:c967::c 2a01:111:f403:ca21::c 2a01:111:f403:ca38::8 52.101.103.140 52.101.209.153 52.101.209.28 52.101.68.29	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-cpjpr05cu00204.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136
🔶 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#

2 records 72ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 128ms

TXT Record
google-site-verification=arOJarHjPnbK347ppwx_rqWn3kWQDoRkd5y-qoLFqhY
MS=msXXXXXXXX
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (respons2day.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.respons2day.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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#

checked 2026-10-08 02:35:42

www	185.20.205.66 (AS48854) (address records, no CNAME)
www vs bare domain	Same network respons2day.dk: 185.20.205.66 (AS48854) www.respons2day.dk: 185.20.205.66 (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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

127ms

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

🏷️ SOA#

36ms

Field	Value
Serial	2026100100
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 2026-10-17 09:56:13

Field	Value
Registrar	Simply.com A/S
Registered	2018-11-28
Expires	2026-11-30 (43d)

🔗 Same registrant#

2 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).

Domain	Registrar
nordic-network.dk	Simply.com A/S
tepa.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

45ms

37ms

36ms

AAAA

44ms

TXT

128ms

CAA

37ms

HTTPS

39ms

TLSA

1585ms

SOA

36ms

MTA-STS

67ms

DNSSEC

127ms

SRV

72ms

Total

2688ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 22:57:04 shown	2688ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-29 22:47:48	780ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-24 02:03:54	919ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-23 09:26:22	673ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-31 13:35:36	3119ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-29 06:10:17	1235ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-28 03:32:37	1372ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-21 10:06:02	826ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 16:43:42	1014ms	4 NS 1 A 1 MX	🔒 Secure