netsi.dk

📜 Historical scan 2026-09-06 20:16:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

netsi.dk is a .dk domain served by 2 nameservers (dan.ns.cloudflare.com, rihana.ns.cloudflare.com). It was registered on 21 July 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.224 is hosted by Cloudflare, Inc. (AS13335). 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 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 126ms

Nameserver	IP addresses	PTR	ASN / ISP
dan.ns.cloudflare.com	108.162.193.108 172.64.33.108 173.245.59.108 2606:4700:58::adf5:3b6c 2803:f800:50::6ca2:c16c 2a06:98c1:50::ac40:216c	dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rihana.ns.cloudflare.com	108.162.192.244 172.64.32.244 173.245.58.244 2606:4700:50::adf5:3af4 2803:f800:50::6ca2:c0f4 2a06:98c1:50::ac40:20f4	rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.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 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.224	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.8	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 135ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 137ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:b408	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:1fe0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 125ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.224,172.67.180.8 ech=AEX+DQBBYwAgACCcldFVjb0B8b+NBAEHq6qZSXeu/mrhXC2wv4qhPnVTRgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b408,2606:4700:3036::6815:1fe0

📝 TXT Records#

2 records 276ms

TXT Record
google-site-verification=b6s5livkR_0o54aXkSHFsY9WPX6uIrVnNFL0oOuvRXQ
v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all

✉️ SPF#

Policy	Record (netsi.dk)
-all (hard fail)	v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -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 2026-10-09 09:30:10

www	104.21.31.224 172.67.180.8 2606:4700:3033::ac43:b408 2606:4700:3036::6815:1fe0 (AS13335) (address records, no CNAME)
www vs bare domain	Same network netsi.dk: 104.21.31.224 172.67.180.8 2606:4700:3033::ac43:b408 2606:4700:3036::6815:1fe0 (AS13335) www.netsi.dk: 104.21.31.224 172.67.180.8 2606:4700:3033::ac43:b408 2606:4700:3036::6815:1fe0 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.netsi.dk	6w1qIZEbn6lS_Bm82Hqs5VfGjeKN6lgjjm6gs7cDKhg
TXT	_acme-challenge.netsi.dk	irq3L7Ee4PCrYCuBiRUJYwdmAqPDVyk2Q7Lu5HQBleM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

164ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414057404
Primary NS (MNAME)	dan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 08:51:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-07-21
Expires	2027-09-30 (340d)

📋 WHOIS#

⏱️ Lookup Timing#

126ms

83ms

135ms

AAAA

137ms

TXT

276ms

CAA

89ms

HTTPS

125ms

TLSA

468ms

SOA

0ms

MTA-STS

119ms

DNSSEC

164ms

SRV

144ms

Total

2291ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:30:10	2387ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-06 08:21:53	2363ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-10 23:25:44	1664ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-06 20:16:22 shown	2291ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-07 14:54:50	1499ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-29 23:36:16	1030ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-28 08:07:06	1095ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-19 00:35:02	6599ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 12:10:31	1818ms	2 NS 2 A 5 MX	🔓 Insecure