mathmagicians.dk

Records from scan: 2026-09-27 10:09:04 · 4111ms total · last checked 2026-10-20 00:32 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

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 46ms

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 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	173.194.73.26 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b	lq-in-f26.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 43ms

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 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.56.103,172.67.183.197 ech=AEX+DQBBFwAgACBYkbo7KDKoQRW66s/I8x2yQz4u8XYLQWkUJHHUZJG0QAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b7c5,2606:4700:3037::6815:3867

📝 TXT Records#

1 records 173ms

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#

checked 2026-10-10 07:57:21

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#

124ms

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	2415908361
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 (893d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

46ms

41ms

AAAA

43ms

TXT

173ms

CAA

63ms

HTTPS

38ms

TLSA

276ms

SOA

0ms

MTA-STS

86ms

DNSSEC

124ms

SRV

75ms

Total

4111ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 10:09:04 shown	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	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