Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
isi.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 16:03:47 UTC · ↺ Refresh
MX Hostnames
- isi-com.mail.protection.outlook.com
MX Priorities
- isi-com.mail.protection.outlook.com: 10
A / AAAA Records
- 128.204.137.153 (no PTR)
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024090370 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024090370
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.net
ns.udag.org
ns.udag.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:31.12.3.168/29 ip4:31.12.6.128/28 ip4:58.209.101.160/29 ip4:221.128.101.64/28 ip4:187.157.229.192/28 ip4:188.134.231.48/29 ip4:2.207.248.32/28 ip4:81.14.217.8/29 ip4:212.185.120.112/29 ip4:77.221.39.68/30 ip4:200.188.16.72/29 ip4:118.175.7.160/29 ip4:50.248.131.8/29 ip4:195.228.126.240/29 ip4:148.244.205.83 include:customer._spf.ipax.at include:spf.protection.outlook.com include:spfv4.sosafe.de include:spfv6.sosafe.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
5 records- SPFv=spf1 ip4:31.12.3.168/29 ip4:31.12.6.128/28 ip4:58.209.101.160/29 ip4:221.128.101.64/28 ip4:187.157.229.192/28 ip4:188.134.231.48/29 ip4:2.207.248.32/28 ip4:81.14.217.8/29 ip4:212.185.120.112/29 ip4:77.221.39.68/30 ip4:200.188.16.72/29 ip4:118.175.7.160/29 ip4:50.248.131.8/29 ip4:195.228.126.240/29 ip4:148.244.205.83 include:customer._spf.ipax.at include:spf.protection.outlook.com include:spfv4.sosafe.de include:spfv6.sosafe.de -all
- google-site-verification=nWMgk1qb3j0YaOo1JctPOFg5Y7ZoIzo1f1NjWZy8ubo
- bc8aootpk2jr9fu8ts4ms7tu2a
- as2lsm7v4bjqgod49jco64ca3i
- google-site-verification=XZdx9JG1x1y8vU4930bBpRo0QLhAodnpAY4MC9Kfp78
Full email verification for isi.com
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