Domain Overview
DNS: ✓ just now
Checker: ✓ just now
tutorium.ru
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 09:00:15 UTC · ↺ Refresh
MX Hostnames
- mx.yandex.net
MX Priorities
- mx.yandex.net: 10
A / AAAA Records
- 89.108.99.147 ↩ 89-108-99-147.cloudvps.regruhosting.ru
Mail Server IPs
- 77.88.21.249 ↩ mxfront.stable.qloud-b.yandex.net
- 2a02:6b8::311 ↩ mxfront.stable.qloud-b.yandex.net
SOA Record
Raw SOA
server307.hosting.reg.ru support.reg.ru 2026060813 10800 3600 604800 86400
Primary NS (mname)
server307.hosting.reg.ru
Admin Email (rname)
support@reg.ru
Serial
2026060813
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.hosting.reg.ru
ns2.hosting.reg.ru
SPF Record
✓ Soft Fail (~all)
v=spf1 +include:_spf.hosting.reg.ru +a +mx +ip4:31.31.197.92 ?all
📊 DNS lookups: 3/10
? Neutral (?all) — no enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
default._domainkey
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- yandex-verification: 0d1bf9229c37e731
- SPFv=spf1 +include:_spf.hosting.reg.ru +a +mx +ip4:31.31.197.92 ?all
- google-site-verification=Z98yj57EoE8GdL4M0IhMM4OWUHhcfrY4ESyg5TA7v-E
- google-site-verification=oJGDmbowATydvtIa4pfpBRJz8CgtfKpxFRlwJ8jvjak
- SPFv=spf1 redirect=_spf.yandex.net
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