co-service.dk

📜 Historical scan 2026-06-16 21:35:41  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

co-service.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 13 June 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by coservice-dk0e.u-v1.mx.microsoft. 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#

3 records   161ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com — — —
ns2.simply.com — — —
ns3.simply.com — — —

🌍 A Records#

1 records   151ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.100 — dnsforward.simply.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —

📧 MX Records#

1 records   171ms
PriorityTTLMail ServerIP addressesPTRASN
0 — coservice-dk0e.u-v1.mx.microsoft 52.101.68.27
52.101.68.39
52.101.73.153
52.101.73.19		 mail-db7pr03cu00503.inbound.protection.outlook.com
mail-db7pr03cu00607.inbound.protection.outlook.com
mail-as8pr05cu00401.inbound.protection.outlook.com
mail-as8pr04cu00803.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   302ms
TXT Record
MS=ms82825642
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF#

PolicyRecord (co-service.dk)
~all (soft fail) v=spf1 include:spf.protection.outlook.com ~all

📨 DMARC#

PolicyRecord (_dmarc.co-service.dk)
p=reject v=DMARC1; p=reject; rua=mailto:2c6423c6@in.mailhardener.com

📬 MTA-STS#

690ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20190601000000Z
max_age1209600s
Policy MXcoservice-dk0e.u-v1.mx.microsoft

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:2c6423c6@in.mailhardener.com

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-23 10:10:20
www94.231.103.100 (AS48854) (address records, no CNAME)
www vs bare domainSame network
co-service.dk: 94.231.103.100 (AS48854)
www.co-service.dk: 94.231.103.100 (AS48854)
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

6 records   202ms
Service / OwnerTypeCert association
SMTP _25._tcp.coservice-dk0e.u-v1.mx.microsoft DANE-EE · SPKI · SHA-256 C495D9E40F7E625BE22F83CC64305182…
SMTP _25._tcp.coservice-dk0e.u-v1.mx.microsoft DANE-TA · Full cert · SHA-256 38D895F5105BC2545822C17A2444F4B0…
SMTP _25._tcp.coservice-dk0e.u-v1.mx.microsoft DANE-TA · Full cert · SHA-256 5F88694615E4C61686E106B84C3338C6…
SMTP _25._tcp.coservice-dk0e.u-v1.mx.microsoft DANE-TA · Full cert · SHA-256 6EBFF927297A5B3AAF5EAE672252C36A…
SMTP _25._tcp.coservice-dk0e.u-v1.mx.microsoft DANE-EE · SPKI · SHA-256 133086C7B822371A4A3304F1661A7880…
SMTP _25._tcp.coservice-dk0e.u-v1.mx.microsoft DANE-EE · SPKI · SHA-256 A6C267923B26A4A9617EDA73D8DB4FBC…

🔐 DNSSEC#

291ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

147ms
FieldValue
Serial2025061908
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-12 15:31:34
FieldValue
RegistrarSimply.com A/S
Registered2025-06-13
Expires2027-06-12 (231d)

🔗 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#

NS
161ms
A
151ms
MX
171ms
AAAA
186ms
TXT
302ms
CAA
162ms
HTTPS
190ms
TLSA
202ms
SOA
147ms
MTA-STS
690ms
DNSSEC
291ms
SRV
0ms
Total
2618ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 10:10:20 841ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-12 15:14:22 1653ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-03 07:30:52 1190ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-16 18:04:57 876ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-23 06:34:54 960ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 23:43:58 65535ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 21:35:41 shown 2618ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 21:31:32 945ms 3 NS 1 A 1 MX 🔒 Secure
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