Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
osk-china.com.cn
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 21:35:36 UTC · ↺ Refresh
MX Hostnames
- oskchina-com-cn0i.mail.protection.outlook.com
MX Priorities
- oskchina-com-cn0i.mail.protection.outlook.com: 0
A / AAAA Records
- 155.102.54.139 (no PTR)
- 155.102.54.144 (no PTR)
- 155.102.54.141 (no PTR)
- 155.102.54.143 (no PTR)
- 155.102.54.142 (no PTR)
- 155.102.54.140 (no PTR)
- 155.102.54.146
- 155.102.54.145
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns82.ultradns.com hostmaster.omnicomgroup.com 2022031543 7200 600 2419200 3600
Primary NS (mname)
pdns82.ultradns.com
Admin Email (rname)
hostmaster@omnicomgroup.com
Serial
2022031543
Refresh
7200s
Retry
600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
pdns82.ultradns.biz
pdns82.ultradns.com
pdns82.ultradns.net
pdns82.ultradns.org
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.oneomnicom.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- atlassian-domain-verification=jnECo5N3FFedMZvGze/NG2GaOw0UEzP3iXUmtmPDs29kJD205r8M0ZM7jTqNrESh
- SPFv=spf1 include:_spf.oneomnicom.com -all
- smartsheet-site-validation=I57vjetbz2aclf79oq1SqbLaZMOpfAau
- box-domain-verification=9ee37f7ae37efe84cc4fe80cbb6d595cf05afdd79d4f096e05878bf4d3e52836
- adobe-idp-site-verification=32caa4b5275a7ba823f522badde71a452f6a5eddc8153816e9afe84f65675336
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