re-z.dk

Records from scan: 2026-10-08 18:26:02  ·  1380ms total  ·  last checked 2026-10-24 08:03 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

re-z.dk is a .dk domain served by 2 nameservers (fonzie.ns.cloudflare.com, zelda.ns.cloudflare.com). It was registered on 1 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.91.34 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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   43ms
NameserverIP addressesPTRASN / ISP
fonzie.ns.cloudflare.com 108.162.195.70
162.159.44.70
172.64.35.70
2606:4700:58::a29f:2c46
2803:f800:50::6ca2:c346
2a06:98c1:50::ac40:2346		 fonzie.ns.cloudflare.com
fonzie.ns.cloudflare.com
fonzie.ns.cloudflare.com
fonzie.ns.cloudflare.com
fonzie.ns.cloudflare.com
fonzie.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
zelda.ns.cloudflare.com 108.162.192.242
172.64.32.242
173.245.58.242
2606:4700:50::adf5:3af2
2803:f800:50::6ca2:c0f2
2a06:98c1:50::ac40:20f2		 zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.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   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.91.34 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.165.96 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover93.191.156.93
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   46ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:5b22 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:a560 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   41ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.91.34,172.67.165.96 ech=AEX+DQBB+wAgACB4so9LolLVSGEVGlofdIitIO/D33UBeVeXDsz1+v6TOwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5b22,2606:4700:3037::ac43:a560

🔌 SRV Records#

1 records   73ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   667ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (re-z.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.re-z.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 18:26:03
www104.21.91.34 172.67.165.96 2606:4700:3031::6815:5b22 2606:4700:3037::ac43:a560 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
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
CNAME _acme-challenge.re-z.dk _acme-challenge.powr.host

🔗 TLSA / DANE#

3 records   83ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

122ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

37ms
FieldValue
Serial2416953867
Primary NS (MNAME)fonzie.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 18:34:29
FieldValue
RegistrarSimply.com A/S
Registered2025-07-01
Expires2027-06-30 (248d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
52ms
MX
52ms
AAAA
46ms
TXT
667ms
CAA
39ms
HTTPS
41ms
TLSA
83ms
SOA
37ms
MTA-STS
74ms
DNSSEC
122ms
SRV
73ms
Total
1380ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 18:26:02 shown 1380ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 17:17:07 518ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-29 21:53:29 1489ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-28 21:40:11 742ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-24 20:00:19 1296ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-22 09:14:11 1024ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-15 07:54:14 1509ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-27 19:04:38 528ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-26 16:13:08 623ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-28 10:30:17 658ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-25 08:04:07 737ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-22 23:28:20 707ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-20 06:47:00 710ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-18 03:27:41 785ms 4 NS 1 A 1 MX 🔒 Secure
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