Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
practicebooster.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 22:18:03 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 15.197.225.128
- 3.33.251.168
Mail Server IPs
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 142.250.102.27 ↩ rb-in-f27.1e100.net
- 2a00:1450:4025:402::1a ↩ rb-in-f26.1e100.net
- 142.251.16.27 ↩ bl-in-f27.1e100.net
- 2607:f8b0:4004:c17::1a ↩ bl-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
ns37.domaincontrol.com dns.jomax.net 2025082903 28800 7200 604800 3600
Primary NS (mname)
ns37.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025082903
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns37.domaincontrol.com
ns38.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:206.74.235.0/27 ip4:206.74.126.1/27 ip4:142.0.176.0/20 ip4:204.232.162.112/28 ip4:204.232.180.112/29 ip4:204.232.180.128/29 ip4:69.20.119.216/29 ip4:76.12.109.192/27 ip4:67.59.141.128/28 ip4:209.41.176.224/28 ip4:69.48.230.0/25 include:spf.protection.outlook.com include:_spf.google.com include:one.zoho.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
google._domainkey
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- 206.74.235.0/27
- SPFv=spf1 ip4:206.74.235.0/27 ip4:206.74.126.1/27 ip4:142.0.176.0/20 ip4:204.232.162.112/28 ip4:204.232.180.112/29 ip4:204.232.180.128/29 ip4:69.20.119.216/29 ip4:76.12.109.192/27 ip4:67.59.141.128/28 ip4:209.41.176.224/28 ip4:69.48.230.0/25 include:spf.protection.outlook.com include:_spf.google.com include:one.zoho.com ~all
- MS=ms10637399
- MS=ms12780272
- google-site-verification=nGM1GBcxhSxHfcdWzGG8Qtej79EbvbRRki4l6TNT1qY
- asv=da5efe869dddb2fad95464f7402547a5
- google-site-verification=di06RnLkANQPnKjJ8KMA1EnqNcp86QXw3o2LEAoZkbw
Full email verification for practicebooster.com
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