Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
isginc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 20:03:03 UTC · ↺ Refresh
MX Hostnames
- isginc-com.mail.protection.outlook.com
MX Priorities
- isginc-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
- 2620:cb:2000::1 (no PTR)
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
jo.ns.cloudflare.com dns.cloudflare.com 2399272804 10000 2400 604800 1800
Primary NS (mname)
jo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399272804
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jo.ns.cloudflare.com
otto.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:68.169.24.160/28 ip4:64.61.193.66/28 ip4:52.112.0.0/14 include:e2ma.net include:cvent-planner.com include:sendgrid.net include:spf.protection.outlook.com include:mail.zendesk.com include:spf.emailsignatures365.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; aspf=r; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected], mailto:[email protected]; sp=none
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- workplace-domain-verification=ePXoECTnPxzU6iDgDYB9cbl4uCCupA
- asv_domain=1a2bd8abe0609fd34eb150b64f543ed4
- atlassian-domain-verification=1U6UjetyX4PzfKkkCHQDegFp9lJJKd/g5SxhaR1CByiSB4AtsUb/6HMXtwzFyumr
- miro-verification=cb0ce2c126d5b2daac1f4c7b0d0d762c78012e45
- SPFv=spf1 ip4:68.169.24.160/28 ip4:64.61.193.66/28 ip4:52.112.0.0/14 include:e2ma.net include:cvent-planner.com include:sendgrid.net include:spf.protection.outlook.com include:mail.zendesk.com include:spf.emailsignatures365.com -all
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