revikurser.dk

📜 Historical scan 2026-09-24 02:03:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

revikurser.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, 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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

5 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	173.194.221.26 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a	lm-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	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	43200s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	wildcard.revikurser.dk.herokudns.com
🔶 Autoconfig	wildcard.revikurser.dk.herokudns.com

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

9 records 214ms

TXT Record
brevo-code:3940962a43e06c8110813baea0739acc
facebook-domain-verification=p5cngtw1qu0qo47g6ptg91pwoou83q
google-site-verification=bR6VB_wQM6yahpTp0ubHrJPB9RwUa6xeP3cebq13Bh8
google-site-verification=T7OfHjqHc7gWlI1jml7OsxcF-SHjtphGh1cn3xnwhHo
google-site-verification=VQfo_mGySy01NRZoWWBhYXQF1KThOV-nX9YbBUwS_y0
proxy-ssl.webflow.com
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mRwSRMAocV/hMB3jXwaHH36d9NaVynQFYV8NaWi69c1veUtRzGt7yAioXqLj7Z4TeEUoOLgrKsn8YnckGs9i3B3tVFB+Ch/4mPhXWiNfNdynHWBcPcbJ8kjEQ2U8y78dHZj1YeRXXVvWob2OaKynO8/lQIDAQAB;
v=spf1 include:spf.mandrillapp.com include:spf.itnapps.eu include:eu.zcsend.net ~all
zoho-verification=zb45120462.zmverify.zoho.eu

✉️ SPF#

Policy	Record (revikurser.dk)
~all (soft fail)	v=spf1 include:spf.mandrillapp.com include:spf.itnapps.eu include:eu.zcsend.net ~all

📨 DMARC#

Policy	Record (_dmarc.revikurser.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=reject; rua=mailto:dmarc@advokurser.dk;

📬 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 2026-10-08 03:26:15

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network revikurser.dk: 198.202.211.1 (AS209242) www.revikurser.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
dkim	—	RSA · ~1024 bit below 2048 bit
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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.revikurser.dk	wildcard.revikurser.dk.herokudns.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026092201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

42ms

32ms

34ms

AAAA

38ms

TXT

214ms

CAA

34ms

HTTPS

38ms

TLSA

1090ms

SOA

0ms

MTA-STS

231ms

DNSSEC

109ms

SRV

224ms

Total

2095ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 03:26:15	2215ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-30 09:07:01	1494ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-26 12:04:55	2460ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-24 02:03:25 shown	2095ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-31 05:43:12	1283ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-20 04:59:44	2092ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 15:37:22	1141ms	2 NS 1 A 5 MX	🔒 Secure