s-flow.dk

📜 Historical scan 2026-06-21 20:08:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

s-flow.dk is a .dk domain served by 4 nameservers (edns9.ultradns.biz, edns9.ultradns.com, edns9.ultradns.net and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.88.36.100 is hosted by Google LLC (AS396982) in Finland. Mail is handled by mxa.eu.mailgun.org, mxb.eu.mailgun.org. 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#

4 records 56ms

Nameserver	IP addresses	PTR	ASN / ISP
edns9.ultradns.biz	204.74.67.9 2610:a1:1015::209	edns9.ultradns.biz edns9.ultradns.biz	AS12008 Vercara, LLC AS12008 Vercara, LLC
edns9.ultradns.com	2001:502:f3ff::209 204.74.66.9	edns9.ultradns.com edns9.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
edns9.ultradns.net	204.74.110.9 2610:a1:1014::209	edns9.ultradns.net edns9.ultradns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
edns9.ultradns.org	2001:502:4612::209 204.74.111.9	edns9.ultradns.org edns9.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

1 records 110ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.88.36.100	600s	100.36.88.34.bc.googleusercontent.com	AS396982	Google LLC	34.80.0.0/12	🇫🇮 Finland	Lappeenranta

📧 MX Records#

2 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mxa.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC
10	600s	mxb.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 242ms

TXT Record
v=spf1 include:mailgun.org ~all

✉️ SPF#

Policy	Record (s-flow.dk)
~all (soft fail)	v=spf1 include:mailgun.org ~all

📨 DMARC#

Policy	Record (_dmarc.s-flow.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:f8441029@dmarc.mailgun.org,mailto:00a752cc@inbox.ondmarc.com; ruf=mailto:f8441029@dmarc.mailgun.org,mailto:00a752cc@inbox.ondmarc.com

📬 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 2026-10-11 12:57:37

www CNAME	wk.cust.wk-prod-private.nordlabs.dk (all on nordlabs.dk) → 34.88.36.100 (AS396982)
www vs bare domain	Same network s-flow.dk: 34.88.36.100 (AS396982) www.s-flow.dk: 34.88.36.100 (AS396982)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

160ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2026032512
Primary NS (MNAME)	edns9.ultradns.biz
Responsible (RNAME)	adeelahmed\@afghan.wolterskluwer.com
Refresh	86400s
Retry	86400s
Expire	86400s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

56ms

110ms

59ms

AAAA

182ms

TXT

242ms

CAA

61ms

HTTPS

81ms

TLSA

120ms

SOA

56ms

MTA-STS

52ms

DNSSEC

160ms

SRV

80ms

Total

577ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 03:00:50	799ms	4 NS 1 A 2 MX	🔓 Insecure
2026-06-21 20:08:40 shown	577ms	4 NS 1 A 2 MX	🔓 Insecure
2026-06-17 22:58:00	1195ms	4 NS 1 A 2 MX	🔓 Insecure