20b.dk
📜 DNS record history  ·  ← Current records
📜 Record History10 scans · 24 changes
Scanned AtChanges since previous scan
2026-08-20 23:00:07
TXT + v=spf1 include:spf.mailanyone.net include:spf.protection.outlook.com include:spf.eu.signature365.net -all + vpe=609440c9 − v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net -all
SOA + serial 2026082001 − serial 2026081900
2026-08-19 22:35:33
TXT + v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net -all − v=spf1 include:spf.protection.outlook.com -all
SOA + serial 2026081900 − serial 2026081404
2026-08-15 17:02:48
MX + 0 20b-dk.mail.protection.outlook.com − 10 mx.simply.com
TXT + MS=ms91903698 + v=spf1 include:spf.protection.outlook.com -all − v=spf1 include:spf.simply.com -all
TLSA − _25._tcp.mx.simply.com 311 97A3BA009F39C761BFFB6574340E813854914EF3B179330823A6980AFAFB533B − _25._tcp.mx.simply.com 311 A9D603AF4D7ED6B9246B4B68500CD6F232B7E8472ED0006626952106C370DD7F
SOA + serial 2026081404 − serial 2026011201
2026-06-30 09:01:03 no changes
2026-06-25 23:16:48 no changes
2026-06-25 00:07:47 no changes
2026-06-24 04:34:55 no changes
2026-06-21 21:41:12
NS + ns1.simply.com + ns2.simply.com + ns3.simply.com
A + 93.191.156.116
MX + 10 mx.simply.com
TXT + v=spf1 include:spf.simply.com -all
TLSA + _25._tcp.mx.simply.com 311 97A3BA009F39C761BFFB6574340E813854914EF3B179330823A6980AFAFB533B + _25._tcp.mx.simply.com 311 A9D603AF4D7ED6B9246B4B68500CD6F232B7E8472ED0006626952106C370DD7F
SOA + serial 2026011201
DMARC + v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
DNSSEC + secure − indeterminate
2026-06-21 00:46:45
NS − ns1.simply.com − ns2.simply.com − ns3.simply.com
A − 93.191.156.116
MX − 10 mx.simply.com
TXT − v=spf1 include:spf.simply.com -all
TLSA − _25._tcp.mx.simply.com 311 97A3BA009F39C761BFFB6574340E813854914EF3B179330823A6980AFAFB533B − _25._tcp.mx.simply.com 311 A9D603AF4D7ED6B9246B4B68500CD6F232B7E8472ED0006626952106C370DD7F
SOA − serial 2026011201
DMARC − v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
DNSSEC + indeterminate − secure
2026-06-16 12:54:12 baseline 3 NS · 1 A · 1 MX · 1 TXT · 2 TLSA · serial 2026011201 · DMARC · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 10 scans). Click a timestamp to view that full snapshot.

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