mathmagicians.dk

📜 Historical scan 2026-07-28 09:47:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mathmagicians.dk is a .dk domain served by 2 nameservers (dawn.ns.cloudflare.com, ed.ns.cloudflare.com). It was registered on 24 March 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.56.103 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 179ms

Nameserver	IP addresses	PTR	ASN / ISP
dawn.ns.cloudflare.com	108.162.192.106 172.64.32.106 173.245.58.106 2606:4700:50::adf5:3a6a 2803:f800:50::6ca2:c06a 2a06:98c1:50::ac40:206a	dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ed.ns.cloudflare.com	108.162.193.111 172.64.33.111 173.245.59.111 2606:4700:58::adf5:3b6f 2803:f800:50::6ca2:c16f 2a06:98c1:50::ac40:216f	ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.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 184ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.56.103	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.183.197	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 179ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.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	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
10	300s	alt3.aspmx.l.google.com	172.253.148.26 2404:6800:4000:1025::1b	yuskedq-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	142.250.147.27 2404:6800:4013:813::1b	rd-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 176ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:b7c5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:3867	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 189ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.56.103,172.67.183.197 ech=AEX+DQBBBwAgACB4VjWbcSdUsPDzfef/HeWYmo+8VymYAR/7icFB6GtlDwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b7c5,2606:4700:3037::6815:3867

📝 TXT Records#

1 records 338ms

TXT Record
google-site-verification=lJgV1fckbHBVqo7bguBDyoXLeRNVQG8BstVfZ9JJmtg

✉️ 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 2026-10-24 02:46:40

www	104.21.56.103 172.67.183.197 2606:4700:3033::ac43:b7c5 2606:4700:3037::6815:3867 (AS13335) (address records, no CNAME)
www vs bare domain	Same network mathmagicians.dk: 104.21.56.103 172.67.183.197 2606:4700:3033::ac43:b7c5 2606:4700:3037::6815:3867 (AS13335) www.mathmagicians.dk: 104.21.56.103 172.67.183.197 2606:4700:3033::ac43:b7c5 2606:4700:3037::6815:3867 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

282ms

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	2410699220
Primary NS (MNAME)	dawn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 13:29:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-03-24
Expires	2029-03-31 (888d)

📋 WHOIS#

⏱️ Lookup Timing#

179ms

184ms

179ms

AAAA

176ms

TXT

338ms

CAA

184ms

HTTPS

189ms

TLSA

289ms

SOA

0ms

MTA-STS

220ms

DNSSEC

282ms

SRV

203ms

Total

2676ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 02:46:40	665ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-27 10:09:04	4111ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-26 10:05:47	837ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-25 10:02:25	850ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-02 03:19:34	2194ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-28 09:47:22 shown	2676ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-24 10:17:53	954ms	2 NS 2 A 5 MX	❓ Unknown
2026-06-17 23:36:45	965ms	2 NS 2 A 5 MX	🔓 Insecure