tekstguru.dk

📜 Historical scan 2026-08-19 13:08:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tekstguru.dk is a .dk domain served by 2 nameservers (carla.ns.cloudflare.com, jeremy.ns.cloudflare.com). It was registered on 15 July 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.24.57.1 is hosted by Render (AS397273) in United States. Mail is handled by smtp.google.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 61ms

Nameserver	IP addresses	PTR	ASN / ISP
carla.ns.cloudflare.com	108.162.194.86 162.159.38.86 172.64.34.86 2606:4700:50::a29f:2656 2803:f800:50::6ca2:c256 2a06:98c1:50::ac40:2256	carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jeremy.ns.cloudflare.com	108.162.193.180 172.64.33.180 173.245.59.180 2606:4700:58::adf5:3bb4 2803:f800:50::6ca2:c1b4 2a06:98c1:50::ac40:21b4	jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com jeremy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.24.57.1	300s	ip-216-24-57-1.ingress.render.com	AS397273	Render	216.24.57.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 70ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	smtp.google.com	142.250.150.26 142.250.150.27 142.251.1.26 142.251.1.27 2a00:1450:4010:c1c::1a 2a00:1450:4010:c1c::1b 2a00:1450:4010:c1e::1a 2a00:1450:4010:c1e::1b 64.233.162.27	la-in-f26.1e100.net la-in-f27.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net la-in-f26.1e100.net la-in-f27.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 221ms

TXT Record
google-site-verification=b-FqELlzlzilCQyxztVmCrmqncRAyTIDH3dRO2tG9vA
google-site-verification=MaxLwYPIq-gxny3oHNAJWB7DKLVxgXuIQp2ZohEeX_8
google-site-verification=XQRS6CRAMfWVbo48fqBF58FRAVJRUYSxmV-0uF6LZBU
v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com -all

✉️ SPF#

Policy	Record (tekstguru.dk)
-all (hard fail)	v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.tekstguru.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:dmarc-62dac4b55ce7a237cab914d5@forwardemail.net;

📬 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 2026-10-13 15:24:29

www CNAME	textguru-ai-py64.onrender.com (all on onrender.com) → 216.24.57.16 216.24.57.18 (AS397273)
www vs bare domain	Same network tekstguru.dk: 216.24.57.1 (AS397273) www.tekstguru.dk: 216.24.57.16 216.24.57.18 (AS397273)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u25221619.wl120.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u25221619.wl120.sendgrid.net	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: 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.tekstguru.dk	BXPjkhvD3y58_WBomWun13AAQp5SQX9stM4VZ4pNrHw
TXT	_acme-challenge.tekstguru.dk	jNj79UMFGK2RBJYJTNEK8phYp7lcLkWBGG05FTb3Ur4

🔗 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	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2412549806
Primary NS (MNAME)	carla.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 15:53:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-07-15
Expires	2029-07-14 (998d)

🔗 Same registrant#

4 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
monsson.dk	Punktum dk A/S (direct)
rentacobot.dk	Punktum dk A/S (direct)
retmintekst.dk	Punktum dk A/S (direct)
textguru.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

61ms

65ms

70ms

AAAA

65ms

TXT

221ms

CAA

57ms

HTTPS

84ms

TLSA

104ms

SOA

0ms

MTA-STS

86ms

DNSSEC

109ms

SRV

95ms

Total

1577ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 15:24:29	2429ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-25 08:04:12	674ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 07:51:28	558ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 01:10:20	726ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-03 13:51:19	1254ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 07:00:46	1559ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-22 15:08:22	1520ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-21 14:40:08	1608ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-19 13:08:10 shown	1577ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-15 09:14:12	2387ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 09:45:28	4136ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 12:00:20	5714ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 16:05:23	4877ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 22:55:22	2329ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 13:57:03	947ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 11:41:52	7309ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 15:01:52	3960ms	2 NS 1 A 1 MX	🔓 Insecure