responsit.dk

Records from scan: 2026-10-17 23:16:31 · 4062ms total · last checked 2026-10-21 05:56 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

responsit.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 May 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.206 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by responsit-dk.mail.protection.outlook.com, mailscan1.srvhosting.net and 1 more. The zone is DNSSEC-signed and validates, has no 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#

2 records 63ms

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 127ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.206	43200s	web6.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records#

3 records 118ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	responsit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca21::c 2a01:111:f403:ca48::10 2a01:111:f403:ca48::c 52.101.181.156 52.101.185.114 52.101.209.31 52.101.68.29	mail-db6pr03cu00105.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-cpjpr05cu00207.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
10	43200s	mailscan1.srvhosting.net	192.162.219.155 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	43200s	mailscan2.srvhosting.net	192.162.219.49 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 332ms

TXT Record
MS=ms14572144
v=spf1 include:spf.protection.outlook.com include:isa02.srvhosting.dk include:isa01.srvhosting.dk -all

✉️ SPF#

Policy	Record (responsit.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:isa02.srvhosting.dk include:isa01.srvhosting.dk -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-17 23:16:31

www	217.116.232.206 (AS47292) (address records, no CNAME)
www vs bare domain	Same network responsit.dk: 217.116.232.206 (AS47292) www.responsit.dk: 217.116.232.206 (AS47292)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-responsit-dk._domainkey.srvhosting.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-responsit-dk._domainkey.srvhosting.onmicrosoft.com	RSA · ~1024 bit below 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: 3/10 · policy: -all

error include:isa02.srvhosting.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)
error include:isa01.srvhosting.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

253ms

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

🏷️ SOA#

73ms

Field	Value
Serial	2026101701
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 2026-10-13 19:23:34

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-05-10
Expires	2027-04-30 (190d)

🔗 Same registrant#

6 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
bodekær.dk	Punktum dk A/S (direct)
grejbanken.dk	Punktum dk A/S (direct)
lancare.dk	Punktum dk A/S (direct)
respons-it.dk	Punktum dk A/S (direct)
united-it.dk	Punktum dk A/S (direct)
united-teknik.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

127ms

118ms

AAAA

86ms

TXT

332ms

CAA

132ms

HTTPS

129ms

TLSA

913ms

SOA

73ms

MTA-STS

186ms

DNSSEC

253ms

SRV

128ms

Total

4062ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 23:16:31 shown	4062ms	2 NS 1 A 3 MX	🔒 Secure
2026-10-13 19:10:43	3073ms	2 NS 1 A 3 MX	🔒 Secure
2026-10-12 18:39:57	2226ms	2 NS 1 A 3 MX	🔒 Secure
2026-10-01 13:23:12	934ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-10 00:00:37	9347ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-28 20:23:40	1178ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-28 05:06:06	2610ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-21 20:10:07	1694ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-20 17:36:48	1177ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 21:01:04	1372ms	2 NS 1 A 3 MX	🔒 Secure