rejekort.dk

📜 Historical scan 2026-10-18 18:47:02  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rejekort.dk is a .dk domain served by 2 nameservers (mustafa.ns.cloudflare.com, ullis.ns.cloudflare.com). It was registered on 1 December 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.123 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx01.hallbergit.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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#

2 records   49ms
NameserverIP addressesPTRASN / ISP
mustafa.ns.cloudflare.com 108.162.195.27
162.159.44.27
172.64.35.27
2606:4700:58::a29f:2c1b
2803:f800:50::6ca2:c31b
2a06:98c1:50::ac40:231b		 mustafa.ns.cloudflare.com
mustafa.ns.cloudflare.com
mustafa.ns.cloudflare.com
mustafa.ns.cloudflare.com
mustafa.ns.cloudflare.com
mustafa.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ullis.ns.cloudflare.com 108.162.194.127
162.159.38.127
172.64.34.127
2606:4700:50::a29f:267f
2803:f800:50::6ca2:c27f
2a06:98c1:50::ac40:227f		 ullis.ns.cloudflare.com
ullis.ns.cloudflare.com
ullis.ns.cloudflare.com
ullis.ns.cloudflare.com
ullis.ns.cloudflare.com
ullis.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   137ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.23.123 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.211.20 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   73ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx01.hallbergit.dk 167.86.78.83
2a02:c207:2248:59::1		 mx01.hallbergit.dk
mx01.hallbergit.dk		 AS51167 Contabo GmbH
AS51167 Contabo GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovermaildiscover.hallbergit.dk → 167.86.78.83
🔶 Autoconfigauto-mail.onhallbergit.dk → 172.67.145.166

🔷 AAAA Records (IPv6)#

2 records   201ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:177b 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:d314 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   80ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBKgAgACCsIMqOZItJbYLBE9+9IJhD8Rgz7zykk2nN7lNRbTuKOQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

2 records   511ms
TXT Record
have-i-been-pwned-verification=e9a544754e7779669e82f22cb59b2d39
v=spf1 include:_spfcust.hallbergit.dk -all

✉️ SPF#

PolicyRecord (rejekort.dk)
-all (hard fail) v=spf1 include:_spfcust.hallbergit.dk -all

📨 DMARC#

PolicyRecord (_dmarc.rejekort.dk)
p=quarantine v=DMARC1; p=quarantine; sp=reject; pct=100; rua=mailto:dmarc@onhallbergit.dk; ruf=mailto:dmarc@onhallbergit.dk; fo=0

📬 MTA-STS#

553ms
CheckResult
Status🧪 Testing
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modetesting
Policy ID20241021234126Z
max_age86400s
Policy MXmx01.hallbergit.dk, mx02.hallbergit.dk, mx.dragontech.dk, mail.dragontech.dk

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:tls-report@hallbergit.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-19 19:43:13
www104.21.23.123 172.67.211.20 2606:4700:3031::6815:177b 2606:4700:3037::ac43:d314 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
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

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.rejekort.dk DumMv2DLBAxKZke2X4QeALsrKpty0jO-h5MN5GFMkzY
TXT _acme-challenge.rejekort.dk T7aNtcQk6eQGEImQagatU1JoC95MimXRe8CunFQ6iCQ

🔗 TLSA / DANE#

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

🔐 DNSSEC#

312ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

44ms
FieldValue
Serial2417756403
Primary NS (MNAME)mustafa.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 18:29:44
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2021-12-01
Expires2026-11-30 (37d)

🔗 Same registrant#

7 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
curlingefabrikken.dkPunktum dk A/S (direct)
dragontech.dkPunktum dk A/S (direct)
dragontechnet.dkPunktum dk A/S (direct)
mhallberg.dkPunktum dk A/S (direct)
mwhallberg.dkPunktum dk A/S (direct)
vestegnenslanparty.dkPunktum dk A/S (direct)
weybye.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
49ms
A
137ms
MX
73ms
AAAA
201ms
TXT
511ms
CAA
135ms
HTTPS
80ms
TLSA
236ms
SOA
44ms
MTA-STS
553ms
DNSSEC
312ms
SRV
301ms
Total
4148ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 19:43:13 1514ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-18 18:47:02 shown 4148ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-17 18:05:42 730ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 16:18:59 1487ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 08:15:57 1026ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-24 04:37:01 1190ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-16 04:24:27 822ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-31 16:29:17 3358ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-26 12:22:23 1637ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-18 22:30:36 6838ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-07 05:47:14 9203ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-27 23:50:36 8981ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-17 19:12:17 1189ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-14 13:01:27 8804ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-29 23:32:38 1185ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-25 14:29:14 994ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-17 14:26:11 3826ms 2 NS 2 A 1 MX 🔒 Secure
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