Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nsk.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 09:09:42 UTC · ↺ Refresh
MX Hostnames
- nsk-com.mail.protection.outlook.com
MX Priorities
- nsk-com.mail.protection.outlook.com: 5
A / AAAA Records
- 49.212.180.206 ↩ www2766.sakura.ne.jp
Mail Server IPs
- 52.101.124.1 ↩ mail-ty3p286cu00101.inbound.protection.outlook.com
- 52.101.124.6 ↩ mail-tyvp286cu00206.inbound.protection.outlook.com
- 52.101.157.11 ↩ mail-os0p286cu01203.inbound.protection.outlook.com
- 52.101.124.0 ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 2a01:111:f403:cc24:: ↩ mail-os0p286cu01300.inbound.protection.outlook.com
- 2a01:111:f403:cc1a:: ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::3 ↩ mail-tyvp286cu00203.inbound.protection.outlook.com
- 2a01:111:f403:cc1f:: ↩ mail-os9p286cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.nsk.com postmaster.ns01.nsk.com 2026032401 3600 900 2419200 1800
Primary NS (mname)
ns01.nsk.com
Admin Email (rname)
postmaster@ns01.nsk.com
Serial
2026032401
Refresh
3600s
Retry
900s
Expire
2419200s
Minimum TTL
1800s
Nameservers (NS)
ns03.nsk.com
ns01.nsk.com
ns02.nsk.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.nsk.com include:143648503.spf08.hubspotemail.net include:smp.ne.jp include:spf.protection.outlook.com include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
24 records- 2302968
- _utxf4vn1q7ilfud7ss8uj3ioj8hju81
- worksmobile-certification=ntz6sjoths93cliror-vlqrcdkciaxydu-tzdjndk8o
- 42f611dd-263f-4762-a774-824505d9e4b1
- turingsign=CB22F877-BB8B-A710-CCFE-D5766421CE53
- worksmobile.certification.cs62p1fdymjwexcqwo.mcqoankobl5vlj.txfpcyego
- atlassian-domain-verification=GA8lEdE9e6BJSDsfMVmZAFNGq//2saBUBgj6SYsdjU1aFmHXsaj2M1ehoqpkYwzI
- SPFv=spf1 include:spf.nsk.com include:143648503.spf08.hubspotemail.net include:smp.ne.jp include:spf.protection.outlook.com include:_spf.salesforce.com -all
- jysccyv19q0574m42dbthj5vr82nc30l
- apple-domain-verification=mafb3e91e6NpwaRa
- box-domain-verification=1dae5501247f275b46c61e794673faddb6a6e48e00ace32005da7e3bd53b7000
- l7cq9sm046ht01mthuga39q8ir
- mekd7ust0srs8ird23mvhosb7r
- ggh5d9mqgqqkkml5tfkjdk4t7n
- _5s46ae368px2f8e1x6pndue4f9786f3
- ea2tvffbght0lfb029dou1g6mg
- ZOOM_verify_lhLe4uD4RM--5xh4b4SLSw
- MS=ms31485434
- 00D41000000V9aI=1TBVQ00000000Kz
- aot7r7p1169bc0d7jl258osor8
- 79ggma0tsaueh66mch2241t30c
- sending_domain141551=6ae195c2d12f9bd6298437325d3f84b1534d80cdb50243d6a989b529b56bba0c
- atlassian-domain-verification=j9Kww6goyqwVbef44v8vm7Sd4c58j2X/7QMb6u43j8Xa7Oqc8ZllsaFW/NArrJ5M
- 1zv5lfzwgdh83vf7ynsnvzx25m3ff53s
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