cohero.dk
📜 DNS record history  ·  ← Current records
📜 Record History15 scans · 32 changes
Scanned AtChanges since previous scan
2026-09-04 19:06:37
SOA + serial 2026083100 − serial 2026082900
2026-08-30 17:52:32
NS + helium.ns.hetzner.de + hydrogen.ns.hetzner.com + oxygen.ns.hetzner.com − ns1.simply.com − ns2.simply.com − ns3.simply.com
SOA + serial 2026082900 − serial 2026082800
2026-08-29 12:49:32
SOA + serial 2026082800 − serial 2026082701
2026-08-28 11:09:07
SOA + serial 2026082701 − serial 2026082504
2026-08-27 10:56:37 no changes
2026-08-26 20:18:46
SOA + serial 2026082504 − serial 2026082200
TLSRPT + v=TLSRPTv1; rua=mailto:postmaster@cohero.dk;
MTA-STS + enforce − missing
2026-08-22 22:27:38
SOA + serial 2026082200 − serial 2026082012
2026-08-20 22:09:19
MX + 10 mail.cohero.dk − 10 mx.simply.com
TXT + v=spf1 mx a:mail.cohero.dk ~all − v=spf1 include:spf.simply.com -all
TLSA − _25._tcp.mx.simply.com 311 A9D603AF4D7ED6B9246B4B68500CD6F232B7E8472ED0006626952106C370DD7F − _25._tcp.mx.simply.com 311 97A3BA009F39C761BFFB6574340E813854914EF3B179330823A6980AFAFB533B
SOA + serial 2026082012 − serial 2026080900
DMARC + v=DMARC1; p=none; sp=none; − v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
2026-08-10 16:29:18
SOA + serial 2026080900 − serial 2026071400
2026-07-17 04:34:14
SOA + serial 2026071400 − serial 2026051300
2026-06-28 12:56:49 no changes
2026-06-24 20:07:06
NS + ns1.simply.com + ns2.simply.com + ns3.simply.com
A + 216.198.79.1
MX + 10 mx.simply.com
TXT + v=spf1 include:spf.simply.com -all
TLSA + _25._tcp.mx.simply.com 311 A9D603AF4D7ED6B9246B4B68500CD6F232B7E8472ED0006626952106C370DD7F + _25._tcp.mx.simply.com 311 97A3BA009F39C761BFFB6574340E813854914EF3B179330823A6980AFAFB533B
SOA + serial 2026051300
DMARC + v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
DNSSEC + insecure − indeterminate
2026-06-24 02:01:18
NS − ns1.simply.com − ns2.simply.com − ns3.simply.com
A − 216.198.79.1
MX − 10 mx.simply.com
TXT − v=spf1 include:spf.simply.com -all
TLSA − _25._tcp.mx.simply.com 311 A9D603AF4D7ED6B9246B4B68500CD6F232B7E8472ED0006626952106C370DD7F − _25._tcp.mx.simply.com 311 97A3BA009F39C761BFFB6574340E813854914EF3B179330823A6980AFAFB533B
SOA − serial 2026051300
DMARC − v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
DNSSEC + indeterminate − insecure
2026-06-16 21:47:24 no changes
2026-06-16 21:41:24 baseline 3 NS · 1 A · 1 MX · 1 TXT · 2 TLSA · serial 2026051300 · DMARC · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 15 scans). Click a timestamp to view that full snapshot.

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