slideplayer.dk

Records from scan: 2026-10-07 15:36:43 · 1246ms total · last checked 2026-10-16 16:21 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

slideplayer.dk is a .dk domain served by 2 nameservers (ishaan.ns.cloudflare.com, sandy.ns.cloudflare.com). It was registered on 5 May 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.yandex.net. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ishaan.ns.cloudflare.com	108.162.195.213 162.159.44.213 172.64.35.213 2606:4700:58::a29f:2cd5 2803:f800:50::6ca2:c3d5 2a06:98c1:50::ac40:23d5	ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com ishaan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sandy.ns.cloudflare.com	108.162.192.219 172.64.32.219 173.245.58.219 2606:4700:50::adf5:3adb 2803:f800:50::6ca2:c0db 2a06:98c1:50::ac40:20db	sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.yandex.net	2a02:6b8::311 77.88.21.249	mxfront.stable.qloud-b.yandex.net mxfront.stable.qloud-b.yandex.net	AS13238 YANDEX LLC AS13238 YANDEX LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 164ms

TXT Record
brave-ledger-verification=50e936646b00cafd8ee597088d9f700c7c5f4d9d41be3e6e804facde77072714
google-site-verification=XK13I3NgnXqaZJATPr0Df-bMBPk5k5QYZS_NRdTpKuk
v=spf1 redirect=_spf.yandex.net

✉️ SPF#

Policy	Record (slideplayer.dk)
redirect=_spf.yandex.net	v=spf1 redirect=_spf.yandex.net

📨 DMARC#

Policy	Record (_dmarc.slideplayer.dk)
p=reject	v=DMARC1;p=reject

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

11 records 36ms

Flags	Tag	Value
0	iodef	mailto:admin@slideplayer.dk
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

checked 2026-10-07 15:36:43

www	NXDOMAIN
www vs bare domain	Neither resolves slideplayer.dk: no address www.slideplayer.dk: no address
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 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: 8/10 · policy: ~all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.slideplayer.dk	rK-5gkDnU5H4BWjWXhPmuN72X3LjP-_UXFoCEE2okdQ
TXT	_acme-challenge.slideplayer.dk	rXuGtVOemVb-ZvUVeRFiVwwNYfI50OmoE96TB_jGtyI

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

45ms

Field	Value
Serial	2416805006
Primary NS (MNAME)	ishaan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 15:39:54

Field	Value
Registrar	Marcaria.com LLC
Registered	2014-05-05
Expires	2027-05-31 (225d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

34ms

AAAA

38ms

TXT

164ms

CAA

36ms

HTTPS

27ms

TLSA

160ms

SOA

45ms

MTA-STS

58ms

DNSSEC

109ms

SRV

50ms

Total

1246ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 15:36:43 shown	1246ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-24 00:55:30	9811ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-22 10:11:30	1008ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-11 02:36:40	1487ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-22 09:04:32	10448ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-19 12:16:09	1226ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-18 01:32:33	1247ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-18 00:23:21	18016ms	2 NS 0 A 1 MX	🔓 Insecure