grensav.dk

📜 Historical scan 2026-10-03 17:59:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grensav.dk is a .dk domain served by 2 nameservers (nola.ns.cloudflare.com, terry.ns.cloudflare.com). It was registered on 5 December 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.61.37 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
nola.ns.cloudflare.com	108.162.192.212 172.64.32.212 173.245.58.212 2606:4700:50::adf5:3ad4 2803:f800:50::6ca2:c0d4 2a06:98c1:50::ac40:20d4	nola.ns.cloudflare.com nola.ns.cloudflare.com nola.ns.cloudflare.com nola.ns.cloudflare.com nola.ns.cloudflare.com nola.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
terry.ns.cloudflare.com	108.162.193.237 172.64.33.237 173.245.59.237 2606:4700:58::adf5:3bed 2803:f800:50::6ca2:c1ed 2a06:98c1:50::ac40:21ed	terry.ns.cloudflare.com terry.ns.cloudflare.com terry.ns.cloudflare.com terry.ns.cloudflare.com terry.ns.cloudflare.com terry.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 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.61.37	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.200	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:cdc8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:3d25	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.61.37,172.67.205.200 ech=AEX+DQBBAQAgACDkurau/n6Y6RYrLDDutvv6bXk4JInwIJ/gBmcL5BH/UwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:cdc8,2606:4700:3036::6815:3d25

📝 TXT Records#

1 records 169ms

TXT Record
ca3-f7b453cd89f344e5b94363d8c5f25d4c

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-12 10:29:12

www	104.21.61.37 172.67.205.200 2606:4700:3034::ac43:cdc8 2606:4700:3036::6815:3d25 (AS13335) (address records, no CNAME)
www vs bare domain	Same network grensav.dk: 104.21.61.37 172.67.205.200 2606:4700:3034::ac43:cdc8 2606:4700:3036::6815:3d25 (AS13335) www.grensav.dk: 104.21.61.37 172.67.205.200 2606:4700:3034::ac43:cdc8 2606:4700:3036::6815:3d25 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

44ms

Field	Value
Serial	2412139109
Primary NS (MNAME)	nola.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 18:12:11

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-12-05
Expires	2026-12-31 (64d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

51ms

45ms

AAAA

34ms

TXT

169ms

CAA

50ms

HTTPS

39ms

TLSA

47ms

SOA

44ms

MTA-STS

52ms

DNSSEC

64ms

SRV

61ms

Total

436ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 10:29:12	2253ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-07 22:15:11	408ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-05 18:06:54	413ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-03 17:59:35 shown	436ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 19:21:32	3362ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-31 16:44:00	2455ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-13 23:40:32	879ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-07 07:00:03	1876ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 03:46:46	465ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 19:07:28	1993ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 10:36:08	778ms	2 NS 2 A 0 MX	🔓 Insecure