contain.dk

📜 Historical scan 2026-10-09 06:47:43  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

contain.dk is a .dk domain served by 3 nameservers (a.ns.netic.dk, b.ns.netic.dk, c.ns.netic.dk). It was registered on 2 February 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.243.49.113 is hosted by Netic A/S (AS42697) 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#

3 records   36ms
NameserverIP addressesPTRASN / ISP
a.ns.netic.dk 2a03:dc80:0:f136::203
77.243.50.203		 dns01.netic.dk
a.ns.netic.dk		 AS42697 Netic A/S
AS42697 Netic A/S
b.ns.netic.dk 2a03:dc80:0:f136::205
77.243.50.205		 dns02.netic.dk
b.ns.netic.dk		 AS42697 Netic A/S
AS42697 Netic A/S
c.ns.netic.dk 188.245.159.108
2a01:4f8:c0c:72fd::1		 static.108.159.245.188.clients.your-server.de
—		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🌍 A Records#

1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.243.49.113 600s netic-public-web.netic.dk AS42697 Netic A/S 77.243.48.0/20 🇩🇰 Denmark Aalborg

📧 MX Records#

5 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
1 600s aspmx.l.google.com 108.177.14.26
2a00:1450:4010:c02::1b
2a00:1450:4010:c02::1b		 lt-in-f26.1e100.net
le-in-x1b.1e100.net
le-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 600s alt1.aspmx.l.google.com 192.178.158.26
2404:6800:4013:813::1b		 lcdels-in-f26.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 600s alt2.aspmx.l.google.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1b		 yukulwh-in-f26.1e100.net
mad01s14-in-f26.1e100.net
yukulwh-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 600s alt3.aspmx.l.google.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 600s alt4.aspmx.l.google.com 108.177.125.26
2404:6800:4008:c01::1a		 tp-in-f26.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

5 records   156ms
TXT Record
anthropic-domain-verification-3mxbzv=RAeVlxxIyZdROE8hhxRMy53rx
google-site-verification=6bRZrJEFR4T6qW4sJxDCjt6SmvBFgnSpbrKvQIG4IlY
google-site-verification=r1iZ7YH4tzlHLhP_r9kr_yKSUCDYQb0RbHP5-BV__rY
openai-domain-verification=dv-UOEkkcE5P0wrQB0cBpydXLLy
v=spf1 include:_spf.netic.dk include:_spf.google.com include:4087041.spf02.hubspotemail.net ~all

✉️ SPF#

PolicyRecord (contain.dk)
~all (soft fail) v=spf1 include:_spf.netic.dk include:_spf.google.com include:4087041.spf02.hubspotemail.net ~all

📨 DMARC#

PolicyRecord (_dmarc.contain.dk)
p=reject v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:9c6a2ee818@rua.easydmarc.eu;ruf=mailto:9c6a2ee818@ruf.easydmarc.eu;ri=86400;aspf=r;adkim=r;fo=1;

📬 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 2026-10-15 20:59:33
www77.243.49.113 (AS42697) (address records, no CNAME)
www vs bare domainSame network
contain.dk: 77.243.49.113 (AS42697)
www.contain.dk: 77.243.49.113 (AS42697)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY
BIMIv=BIMI1;l=https://contain.dk/contain_logo_svgps.svg

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.contain.dk aUdgJhSQJ3_o-8u8soxUvTmSCkwL5pu-0Cd_1EK04XA

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

47ms
FieldValue
Serial2582
Primary NS (MNAME)a.ns.netic.dk
Responsible (RNAME)hostmaster@netic.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)60s

📋 Registration#

WHOIS fetched 2026-10-14 16:33:40
FieldValue
RegistrarNETIC A/S
Registered2023-02-02
Expires2027-02-01 (107d)

🔗 Same registrant#

23 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).

DomainRegistrar
about.dkNETIC A/S
apoteker-register.dkNETIC A/S
dnssectest.dkNETIC A/S
dotsrc.dkNETIC A/S
fmk-offline.dkNETIC A/S
fmk-teknik.dkNETIC A/S
internet-engineers.dkNETIC A/S
internetengineer.dkNETIC A/S
internetengineers.dkNETIC A/S
killchain.dkNETIC A/S
letlogin.dkNETIC A/S
lindholm-fjordbo.dkNETIC A/S
linuxpert.dkNETIC A/S
netic.dkNETIC A/S
netichosting.dkNETIC A/S
svarsling.dkNETIC A/S
trifork-security.dkNETIC A/S
triforksecurity.dkNETIC A/S
trisec.dkNETIC A/S
unixpert.dkNETIC A/S
vaccintionsregistret.dkNETIC A/S
vendiakollegiet.dkNETIC A/S
webhost.dkNETIC A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
36ms
A
45ms
MX
44ms
AAAA
42ms
TXT
156ms
CAA
40ms
HTTPS
32ms
TLSA
201ms
SOA
47ms
MTA-STS
61ms
DNSSEC
109ms
SRV
50ms
Total
985ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 20:59:33 851ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-14 16:22:27 4054ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-13 15:19:28 790ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-12 14:21:06 2079ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-11 11:53:54 2055ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-10 09:17:20 1657ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-09 06:47:43 shown 985ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-08 06:45:41 719ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-07 13:05:52 547ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-06 11:41:40 2449ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-05 11:40:01 1675ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-04 11:26:32 730ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-03 11:25:14 725ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-02 17:13:50 2824ms 3 NS 1 A 5 MX 🔒 Secure
2026-10-01 17:12:26 4076ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-30 17:09:05 2233ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-29 16:55:55 1142ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-28 16:46:31 1101ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-27 16:31:55 2098ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-26 16:24:38 1010ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-25 16:08:57 1143ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-25 01:39:23 900ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-24 01:35:11 1109ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-17 18:22:20 1519ms 3 NS 1 A 5 MX 🔒 Secure
2026-09-11 08:07:13 2599ms 3 NS 1 A 5 MX 🔒 Secure
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