Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
summitstore.co.jp
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 09:58:22 UTC · ↺ Refresh
MX Hostnames
- mgn.cybermail.jp
- summitstore-co-jp.mail.protection.outlook.com
MX Priorities
- mgn.cybermail.jp: 30
- summitstore-co-jp.mail.protection.outlook.com: 20
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 133.186.38.40 ↩ mgn.cybermail.jp
- 52.101.157.10 ↩ mail-os0p286cu01302.inbound.protection.outlook.com
- 52.101.124.1 ↩ mail-ty3p286cu00101.inbound.protection.outlook.com
- 52.101.157.11 ↩ mail-os0p286cu01203.inbound.protection.outlook.com
- 52.101.124.5 ↩ mail-tyvp286cu00305.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::1 ↩ mail-ty3p286cu00101.inbound.protection.outlook.com
- 2a01:111:f403:cc1f:: ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::1 ↩ mail-os0p286cu01201.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::2 ↩ mail-tyvp286cu00302.inbound.protection.outlook.com
SOA Record
Raw SOA
mns01.ucom.ne.jp domain_ml.fttx.co.jp 42 10800 3600 604800 3600
Primary NS (mname)
mns01.ucom.ne.jp
Admin Email (rname)
domain_ml@fttx.co.jp
Serial
42
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
mns02.ucom.ne.jp
mns01.ucom.ne.jp
SPF Record
✓ Soft Fail (~all)
v=spf1 +ip4:210.189.86.216/30 +ip4:202.218.36.160/27 +ip4:202.32.9.128/32 +ip4:210.140.85.14/32 +ip4:203.142.204.130/32 include:_spf001.syncdot.com include:spfcm.cybermail.jp include:spf.playbackmail.com include:kagoya.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 +ip4:210.189.86.216/30 +ip4:202.218.36.160/27 +ip4:202.32.9.128/32 +ip4:210.140.85.14/32 +ip4:203.142.204.130/32 include:_spf001.syncdot.com include:spfcm.cybermail.jp include:spf.playbackmail.com include:kagoya.net include:spf.protection.outlook.com ~all
- MS=ms96217536
- MS=ms71239315
- apple-domain-verification=QTrwr1gQYhNNXoHn
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