glas4u.dk

📜 Historical scan 2026-06-17 09:18:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

glas4u.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 19 April 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.137.118.22 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mx-dfw.smtp.directrouter.com, mx-lon.smtp.directrouter.com. The zone is DNSSEC-signed and validates, 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#

3 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.137.118.22	—	ec2-3-137-118-22.us-east-2.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	Columbus

📧 MX Records#

2 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx-dfw.smtp.directrouter.com	3.23.202.173	mx1-ohi.smtp.directrouter.com	AS16509 Amazon.com, Inc.
20	—	mx-lon.smtp.directrouter.com	34.147.189.117	mx1-lon.smtp.directrouter.com	AS396982 Google LLC

🔷 AAAA Records (IPv6)#

1 records 64ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2600:1f16:1d52:a302:1286:56bf:b5fc:335b	—	—	AS16509	Amazon.com, Inc.	2600:1f16:0:0:0:0:0:0/31	🇺🇸 United States	Columbus

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 269ms

TXT Record
v=spf1 +a +mx +ip4:3.137.118.22 include:relay.mailchannels.net ~all

✉️ SPF#

Policy	Record (glas4u.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:3.137.118.22 include:relay.mailchannels.net ~all

📨 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 2026-10-13 10:47:04

www	3.137.118.22 2600:1f16:1d52:a302:1286:56bf:b5fc:335b (AS16509) (address records, no CNAME)
www vs bare domain	Same network glas4u.dk: 3.137.118.22 2600:1f16:1d52:a302:1286:56bf:b5fc:335b (AS16509) www.glas4u.dk: 3.137.118.22 2600:1f16:1d52:a302:1286:56bf:b5fc:335b (AS16509)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

218ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2024121600
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-08 05:56:44

Field	Value
Registrar	Simply.com A/S
Registered	2017-04-19
Expires	2027-04-30 (192d)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

53ms

66ms

AAAA

64ms

TXT

269ms

CAA

57ms

HTTPS

52ms

TLSA

231ms

SOA

51ms

MTA-STS

76ms

DNSSEC

218ms

SRV

0ms

Total

1584ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 22:00:54	481ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-02 20:58:48	552ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-30 20:43:12	726ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-26 11:09:08	588ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-24 16:35:12	2155ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-23 14:18:24	3456ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-22 17:55:33	965ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 15:58:43	910ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-17 09:18:16 shown	1584ms	3 NS 1 A 2 MX	🔒 Secure