Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
summatech.ru
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-15 05:27:15 UTC · ↺ Refresh
MX Hostnames
- mx2.hosting.reg.ru
- mx1.hosting.reg.ru
MX Priorities
- mx2.hosting.reg.ru: 20
- mx1.hosting.reg.ru: 10
A / AAAA Records
- 178.208.83.23 ↩ s19.h.mchost.ru
Mail Server IPs
- 31.31.194.240 ↩ relay.hosting.reg.ru
- 31.31.194.241 ↩ relay.hosting.reg.ru
SOA Record
Raw SOA
dns1.yandex.net dns-hosting.yandex.ru 25 900 90 86400 900
Primary NS (mname)
dns1.yandex.net
Admin Email (rname)
dns-hosting@yandex.ru
Serial
25
Refresh
900s
Retry
90s
Expire
86400s
Minimum TTL
900s
Nameservers (NS)
dns2.yandex.net
dns1.yandex.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:212.19.7.70 a mx ptr a:89.108.82.129 a:89.108.86.142 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:212.19.7.70 a mx ptr a:89.108.82.129 a:89.108.86.142 ~all
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