Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bruce-b.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 20:33:00 UTC · ↺ Refresh
MX Hostnames
- bruceb-com01c.mail.protection.outlook.com
MX Priorities
- bruceb-com01c.mail.protection.outlook.com: 10
A / AAAA Records
- 185.175.196.0 (no PTR)
- 2a00:1c98:60:1011::35c:898b (no PTR)
Mail Server IPs
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
docks08.rzone.de hostmaster.strato-rz.de 2024022245 86400 7200 604800 300
Primary NS (mname)
docks08.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2024022245
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades19.rzone.de
docks08.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:81.90.33.0/24 ip4:81.90.36.0/24 ip4:217.7.247.80 ip4:62.96.20.16 ip4:62.96.20.17/29 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
6 records- slack-domain-verification=53Vr4BCVV7tiG6MFfq4KVfS2UzWTNF5ojs0R5Sjk
- MS=ms55440516
- u22ean31meomc1cbk119k3ds3j
- apple-domain-verification=RFRvk3Ld3pIQmASF
- google-site-verification=0PK7LR0o_ExS-FRIyXB3LpzQlEbLGHLCLwNUCmKlDTQ
- SPFv=spf1 ip4:81.90.33.0/24 ip4:81.90.36.0/24 ip4:217.7.247.80 ip4:62.96.20.16 ip4:62.96.20.17/29 include:spf.protection.outlook.com -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for bruce-b.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits