netstof.dk

📜 Historical scan 2026-10-04 17:44:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

netstof.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 18 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 204ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 190ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	1251s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records#

5 records 240ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	3600s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	3600s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 430ms

TXT Record
facebook-domain-verification=x9uyeo67bfrszgfcfxq96n7un3mzen
google-site-verification=ei_7kSGEgiXqqvu_zxw53oqADZj-DIbeLiDgtX_IXxc
hibp-verify=dweb_u78sbgfwzwwfhmady4ibj8w5
v=spf1 include:_spf.google.com ip4:185.126.153.92 include:send.heysender.com ~all

✉️ SPF#

Policy	Record (netstof.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ip4:185.126.153.92 include:send.heysender.com ~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 2026-10-25 23:00:04

www CNAME	netstof.dk (all on netstof.dk) → 76.76.21.21 (AS16509)
www vs bare domain	Same network netstof.dk: 76.76.21.21 (AS16509) www.netstof.dk: 76.76.21.21 (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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

369ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2026100300
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 2026-10-04 18:01:56

Field	Value
Registrar	Simply.com A/S
Registered	1998-09-18
Expires	2027-09-30 (338d)

📋 WHOIS#

⏱️ Lookup Timing#

204ms

190ms

240ms

AAAA

292ms

TXT

430ms

CAA

182ms

HTTPS

292ms

TLSA

261ms

SOA

56ms

MTA-STS

258ms

DNSSEC

369ms

SRV

309ms

Total

1598ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 23:00:04	623ms	3 NS 1 A 5 MX	🔓 Insecure
2026-10-13 02:25:41	586ms	3 NS 1 A 5 MX	🔓 Insecure
2026-10-04 17:44:10 shown	1598ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-30 17:21:46	558ms	3 NS 1 A 5 MX	🔓 Insecure
2026-08-08 15:06:56	3055ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-17 21:28:28	794ms	2 NS 1 A 5 MX	🔒 Secure