Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
perkinsrb.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 06:14:38 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx1.emailsrvr.com: 10
- mx2.emailsrvr.com: 20
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 173.203.187.1 ↩ mx1.emailsrvr.com
- 184.106.54.2 ↩ mx2.emailsrvr.com
- 108.166.43.2 ↩ mx2.emailsrvr.com
- 146.20.161.2 ↩ mx2.emailsrvr.com
- 173.203.187.2 ↩ mx2.emailsrvr.com
SOA Record
Raw SOA
ns49.worldnic.com namehost.worldnic.com 125121812 10800 3600 604800 3600
Primary NS (mname)
ns49.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125121812
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns49.worldnic.com
ns50.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:50.238.69.99 include:spf.protection.outlook.com include:emailsrvr.com include:usb._netblocks.mimecast.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
⚠ p=none — monitoring only, no enforcement
📋 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
13 records- facebook-domain-verification=ww3b4pjjo95h8xb9746stglo9egt6m
- adobe-idp-site-verification=d4a30afafa75a77660dbaac2d93d76e125790905a2a0e5f600c3d146e5ed7bb4
- 0ed1fe018acd9b55865d214acbae92b4dfb525aaf5
- knowbe4-site-verification=78b37e2fb456cefea1054174e2a12cc9
- atlassian-domain-verification=noBqvY/BNZFRbUsSlDyTr83CA54zBehF23hVGUyLerkhCIHf9DQTU8oTlEpH69sS
- box-domain-verification=01772280326d19e165dc8219db0936061be89849a6666406fc1ac153cfdacf9a
- paloaltonetworks-site-verification=50fb6cfa0b420d0ed78c320bf190cd1e1bbf000df5f64d193dc5c1ec25f59d40
- google-site-verification=JcKZ72qtmLDrgInBzm7wnPCWjNiHXSfuLQopXKaYE2o
- SPFv=spf1 mx a ip4:50.238.69.99 include:spf.protection.outlook.com include:emailsrvr.com include:usb._netblocks.mimecast.com -all
- cursor-domain-verification-j7t25z=TfRsuU8YFtqdfKHR9X0kFPZct
- 0ed1fe018a60eef91bf3b94d9e87ab1669e60a829e
- logmein-verification-code=7BhrtDJZdTTl6yegOFaafNeOu
- MS=ms26428441
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