rievers.dk

📜 Historical scan 2026-08-17 04:21:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rievers.dk is a .dk domain served by 2 nameservers (coby.ns.cloudflare.com, jean.ns.cloudflare.com). It was registered on 25 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.6.163 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 DNSSEC-signed and validates, 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 197ms

Nameserver	IP addresses	PTR	ASN / ISP
coby.ns.cloudflare.com	108.162.193.92 172.64.33.92 173.245.59.92 2606:4700:58::adf5:3b5c 2803:f800:50::6ca2:c15c 2a06:98c1:50::ac40:215c	coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jean.ns.cloudflare.com	108.162.192.121 172.64.32.121 173.245.58.121 2606:4700:50::adf5:3a79 2803:f800:50::6ca2:c079 2a06:98c1:50::ac40:2079	jean.ns.cloudflare.com jean.ns.cloudflare.com jean.ns.cloudflare.com jean.ns.cloudflare.com jean.ns.cloudflare.com jean.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 210ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.6.163	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.6	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 185ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	rievers.dk → 172.67.135.6
🔶 Autoconfig	rievers.dk → 104.21.6.163

🔷 AAAA Records (IPv6)#

2 records 184ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:6a3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:8706	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 319ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.6.163,172.67.135.6 ech=AEX+DQBBOgAgACAHCLtPvARIOyBEgwQgsZY4KEI2jb+m0MXb6O7MRz6YfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:6a3,2606:4700:3037::ac43:8706

📝 TXT Records#

1 records 782ms

TXT Record
v=spf1 a mx include:spf.google.com ~all

✉️ SPF#

Policy	Record (rievers.dk)
~all (soft fail)	v=spf1 a mx include:spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.rievers.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:sune@rievers.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 2026-10-18 10:47:44

www	104.21.6.163 172.67.135.6 2606:4700:3033::6815:6a3 2606:4700:3037::ac43:8706 (AS13335) (address records, no CNAME)
www vs bare domain	Same network rievers.dk: 104.21.6.163 172.67.135.6 2606:4700:3033::6815:6a3 2606:4700:3037::ac43:8706 (AS13335) www.rievers.dk: 104.21.6.163 172.67.135.6 2606:4700:3033::6815:6a3 2606:4700:3037::ac43:8706 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

error include:spf.google.com has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.rievers.dk	b-hXCr51ZrjA2L9kqcJW_Jn7xn9xF9GZvwWFZCJIsB0
TXT	_acme-challenge.rievers.dk	p1Q7cZ63pSZ6HOtAr2tfztOJWrhzAOMRQp4ct0ozD7M

🔗 TLSA / DANE#

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

🔐 DNSSEC#

646ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412371474
Primary NS (MNAME)	coby.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 11:17:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-09-25
Expires	2027-09-30 (346d)

🔗 Same registrant#

3 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
hunterseeker.dk	Punktum dk A/S (direct)
rivers.dk	Punktum dk A/S (direct)
weird.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

197ms

210ms

185ms

AAAA

184ms

TXT

782ms

CAA

332ms

HTTPS

319ms

TLSA

522ms

SOA

0ms

MTA-STS

639ms

DNSSEC

646ms

SRV

608ms

Total

7387ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 10:47:44	1257ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-17 10:42:21	2606ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-15 04:29:25	1090ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-07 10:58:18	2554ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-01 05:23:45	1185ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-21 23:52:09	2783ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-28 00:52:49	1365ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-24 18:09:34	25054ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-18 11:36:01	6106ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-17 04:21:33 shown	7387ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-10 06:22:40	2198ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-07 22:21:00	5627ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-11 20:45:40	2753ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-25 22:01:25	3778ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-24 05:50:53	875ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-24 00:03:13	1162ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 09:11:48	14770ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-20 03:49:13	1033ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-19 03:01:31	5745ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-17 20:11:36	1124ms	2 NS 2 A 5 MX	🔒 Secure