Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
knowletter.online
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 02:52:21 UTC · ↺ Refresh
MX Hostnames
- mx1.timeweb.ru
- mx2.timeweb.ru
MX Priorities
- mx2.timeweb.ru: 20
- mx1.timeweb.ru: 10
A / AAAA Records
- 92.53.96.105 ↩ vh454.timeweb.ru
- 2a03:6f00:1::5c35:6069 ↩ bitrix404.timeweb.ru
Mail Server IPs
- 92.53.116.51 ↩ mx2.timeweb.ru
- 2a03:6f00:3::5c35:7433 ↩ mx2.timeweb.ru
- 92.53.116.47 ↩ mx1.timeweb.ru
- 2a03:6f00:3::5c35:742f ↩ mx1.timeweb.ru
SOA Record
Raw SOA
ns1.timeweb.ru dns.timeweb.ru 2 28800 7200 259200 300
Primary NS (mname)
ns1.timeweb.ru
Admin Email (rname)
dns@timeweb.ru
Serial
2
Refresh
28800s
Retry
7200s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns4.timeweb.org
ns1.timeweb.ru
ns2.timeweb.ru
ns3.timeweb.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.timeweb.ru ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:_spf.timeweb.ru ~all
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