gredsted-it.dk

📜 Historical scan 2026-09-10 03:13:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gredsted-it.dk is a .dk domain served by 2 nameservers (felicity.ns.cloudflare.com, joselyn.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.17.236 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by gredstedit-dk02b.mail.protection.outlook.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
felicity.ns.cloudflare.com	108.162.195.212 162.159.44.212 172.64.35.212 2606:4700:58::a29f:2cd4 2803:f800:50::6ca2:c3d4 2a06:98c1:50::ac40:23d4	felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
joselyn.ns.cloudflare.com	108.162.194.43 162.159.38.43 172.64.34.43 2606:4700:50::a29f:262b 2803:f800:50::6ca2:c22b 2a06:98c1:50::ac40:222b	joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.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 2041ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.17.236	298s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.171	298s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	gredstedit-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::b 2a01:111:f403:ca21::a 2a01:111:f403:ca38::8 52.101.68.16 52.101.68.21 52.101.68.25 52.101.91.159	mail-db4pr02cu00204.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-matpr04cu00207.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.17.236

🔷 AAAA Records (IPv6)#

2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:b2ab	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:11ec	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.17.236,172.67.178.171 ech=AEX+DQBBRQAgACDMAzIWWyGFCSNA6uT4a15eNh7MfCP+ngUJn9G52h1qMAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:b2ab,2606:4700:3033::6815:11ec

📝 TXT Records#

2 records 207ms

TXT Record
MS=ms35134223
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gredsted-it.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.gredsted-it.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:167aea0230ce46aaa0432a4e580ba636@dmarc-reports.cloudflare.net,mailto:yannick.gredsted@gredsted-it.dk

📬 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 2026-10-21 03:16:01

www	104.21.17.236 172.67.178.171 2606:4700:3030::ac43:b2ab 2606:4700:3033::6815:11ec (AS13335) (address records, no CNAME)
www vs bare domain	Same network gredsted-it.dk: 104.21.17.236 172.67.178.171 2606:4700:3030::ac43:b2ab 2606:4700:3033::6815:11ec (AS13335) www.gredsted-it.dk: 104.21.17.236 172.67.178.171 2606:4700:3030::ac43:b2ab 2606:4700:3033::6815:11ec (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-gredstedit-dk02b._domainkey.gredsteditcom.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-gredstedit-dk02b._domainkey.gredsteditcom.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

63ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413472273
Primary NS (MNAME)	felicity.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

44ms

2041ms

61ms

AAAA

34ms

TXT

207ms

CAA

52ms

HTTPS

38ms

TLSA

562ms

SOA

0ms

MTA-STS

53ms

DNSSEC

63ms

SRV

72ms

Total

3560ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 03:16:01	1762ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-16 12:25:09	2393ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-08 03:09:48	1249ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 23:11:43	1030ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-19 03:13:30	2229ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 03:53:04	1630ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-10 03:13:26 shown	3560ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-29 15:24:43	1508ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-10 18:36:40	3429ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-06 03:54:50	2525ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-19 03:31:57	2944ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-17 20:30:12	17151ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-13 11:28:10	10395ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 10:37:08	1017ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-19 04:25:24	4389ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 09:39:55	714ms	2 NS 2 A 1 MX	🔒 Secure