Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
acron.ru
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 04:42:24 UTC · ↺ Refresh
MX Hostnames
- mx1.acron.com
- mx1.acron.ru
- vds.acron.ru
- mx2.acron.ru
MX Priorities
- mx1.acron.ru: 10
- mx2.acron.ru: 20
- vds.acron.ru: 30
- mx1.acron.com: 50
A / AAAA Records
- 178.248.238.121 (no PTR)
Mail Server IPs
- 212.176.31.72 ↩ mx1.acron.ru
- 212.176.31.79 ↩ mx2.acron.ru
- 95.85.87.245 (no PTR)
- 94.141.96.2 ↩ mx1.acron.com
SOA Record
Raw SOA
ns4-l2.nic.ru dns.nic.ru 2021103064 10800 900 604800 86400
Primary NS (mname)
ns4-l2.nic.ru
Admin Email (rname)
dns@nic.ru
Serial
2021103064
Refresh
10800s
Retry
900s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns4-cloud.nic.ru
ns8-cloud.nic.ru
ns4-l2.nic.ru
ns8-l2.nic.ru
SPF Record
✓ Strict (-all)
v=spf1 include:_spf-acron.acron.ru include:servers.mcsv.net include:mxsspf.sendpulse.com include:spf.unisender.com +mx -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=EA9E04A4264C399E0573BE3272F882DC4A2785AC
- _globalsign-domain-verification=BaokyWUWIFH19pFgPFIrgxYqt9WgFX7m_goJaZLuiE
- SPFv=spf1 include:_spf-acron.acron.ru include:servers.mcsv.net include:mxsspf.sendpulse.com include:spf.unisender.com +mx -all
- a680bebd-6847-454f-a6fe-e275ecac58d1
- c3aaaac9-8bdb-40dd-9636-b64721c6222c
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