superultra.dk

📜 Historical scan 2026-10-20 21:04:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

superultra.dk is a .dk domain served by 2 nameservers (charles.ns.cloudflare.com, sandra.ns.cloudflare.com). It was registered on 21 April 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.68 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, publishes a 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 95ms

Nameserver	IP addresses	PTR	ASN / ISP
charles.ns.cloudflare.com	108.162.193.83 172.64.33.83 173.245.59.83 2606:4700:58::adf5:3b53 2803:f800:50::6ca2:c153 2a06:98c1:50::ac40:2153	charles.ns.cloudflare.com charles.ns.cloudflare.com charles.ns.cloudflare.com charles.ns.cloudflare.com charles.ns.cloudflare.com charles.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sandra.ns.cloudflare.com	108.162.194.34 162.159.38.34 172.64.34.34 2606:4700:50::a29f:2622 2803:f800:50::6ca2:c222 2a06:98c1:50::ac40:2222	sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.ns.cloudflare.com sandra.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 108ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.85.68	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.27	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c01::1b	rc-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.179.20.27 2404:6800:4000:1027::1b	ncboms-in-f27.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.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	yukulwh-in-f26.1e100.net mad01s14-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	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 113ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:5544	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:cb1b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 124ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.68,172.67.203.27 ech=AEX+DQBBtgAgACBmYfZTuVa1ZjDJT7QDKufAS0k/nqw9OtZvYgGVZ9m8bwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5544,2606:4700:3031::ac43:cb1b

📝 TXT Records#

3 records 251ms

TXT Record
google-site-verification=GlVolDwPFkqXj-1F1jmKNG2h9_hKk-rX_smmPkhNM2I
google-site-verification=qOCpO7HYN_lXEqG0AYxNeiFO4GzJq58FokrmJuSkAX8
v=spf1 include:_spf.google.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (superultra.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.superultra.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@superultra.dk; sp=reject; aspf=r;

📬 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 2026-10-23 15:43:38

www	104.21.85.68 172.67.203.27 2606:4700:3031::6815:5544 2606:4700:3031::ac43:cb1b (AS13335) (address records, no CNAME)
www vs bare domain	Same network superultra.dk: 104.21.85.68 172.67.203.27 2606:4700:3031::6815:5544 2606:4700:3031::ac43:cb1b (AS13335) www.superultra.dk: 104.21.85.68 172.67.203.27 2606:4700:3031::6815:5544 2606:4700:3031::ac43:cb1b (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.superultra.dk	2PjAkCukgMO80pr3Mzze5j1pqmOxJ9bLV6odS9-Byu4
TXT	_acme-challenge.superultra.dk	_rRzZVj4oTwarr0BAdZWfBKVQ2A1_zP0qR2L042xJMM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

209ms

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

🏷️ SOA#

25ms

Field	Value
Serial	2417627249
Primary NS (MNAME)	charles.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 00:48:36

Field	Value
Registrar	Simply.com A/S
Registered	2021-04-21
Expires	2027-04-30 (188d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
harcvhandletidag.dk	Simply.com A/S
kevinandersen.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

95ms

108ms

78ms

AAAA

113ms

TXT

251ms

CAA

120ms

HTTPS

124ms

TLSA

524ms

SOA

25ms

MTA-STS

129ms

DNSSEC

209ms

SRV

133ms

Total

2269ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 15:43:37	2409ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-22 11:34:49	2427ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-20 21:04:41 shown	2269ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-19 17:42:22	2878ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-16 15:01:45	897ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-15 09:47:36	787ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-12 04:29:29	3154ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-08 19:01:06	834ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-24 03:53:24	780ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-22 21:37:06	10172ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-21 17:52:07	1397ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-07 10:23:00	899ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-30 04:55:11	732ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-25 14:18:06	802ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-16 19:12:00	1597ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-14 08:07:32	1729ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-13 07:31:13	2952ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-03 17:16:01	1832ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-27 14:56:30	17424ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-26 14:27:49	26792ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-22 08:45:55	1691ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-01 22:04:36	1091ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-26 01:43:32	1037ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 22:57:46	1027ms	2 NS 2 A 5 MX	⚠️ Bogus