Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
swmedcenter.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 08:02:58 UTC · ↺ Refresh
MX Hostnames
- mail.swmedcenter.com
- mail2.swmedcenter.com
MX Priorities
- mail.swmedcenter.com: 10
- mail2.swmedcenter.com: 20
A / AAAA Records
- 100.20.245.150 ↩ ec2-100-20-245-150.us-west-2.compute.amazonaws.com
- 100.20.247.252 ↩ ec2-100-20-247-252.us-west-2.compute.amazonaws.com
Mail Server IPs
- 209.137.218.8 ↩ mail.swmedcenter.com
SOA Record
Raw SOA
ns65.worldnic.com namehost.worldnic.com 126032611 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126032611
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns66.worldnic.com
ns65.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:swmedcenter-com.spf.smtp25.com mx a ip4:209.137.218.7 ip4:209.137.218.8 ip4:10.10.11.60 ip4:10.10.11.61 ip4:209.137.218.6 ip4:209.203.171.131 a:barracuda.corpmail.business -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ 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
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- google-site-verification=WiU4I2cSEE8i-JlHh8F3TwxNesAB-pWR7AAGVeKi7dg
- duo_sso_verification=xsPQjZVKPXeaQIMnqq7pO2mNp4YzHgL5Pm1ZT2t6XCT0rzIv1ZKFkaPCS6v7uZXh
- cisco-ci-domain-verification=7c9d7475e692312f8554e5e56f62cbdc5d3f004e61d346222c9ec88752d5da82
- SPFv=spf1 include:swmedcenter-com.spf.smtp25.com mx a ip4:209.137.218.7 ip4:209.137.218.8 ip4:10.10.11.60 ip4:10.10.11.61 ip4:209.137.218.6 ip4:209.203.171.131 a:barracuda.corpmail.business -all
- zoho-verification=zb30152401.zmverify.zoho.com
- _txnefnxwonfcvifr7txivluw2v32d7k
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