Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
medullallc.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 12:39:07 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 162.159.135.42 (no PTR)
Mail Server IPs
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns97.worldnic.com namehost.worldnic.com 125111911 10800 3600 604800 3600
Primary NS (mname)
ns97.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125111911
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns97.worldnic.com
ns98.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:50.76.65.9 ip4:50.204.136.130 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:email.freshservice.com include:_spf.salesforce.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate 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
✓ 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
17 records- smartsheet-site-validation=4GDUDP-xtLTxYW-ueAgsO0l4tjdpWoOC
- knowbe4-site-verification=ab7fbe99e05d76f60ffb0b2a6f18f9c8
- rUvbkgpxCgCOZ8phd0uxzHyQscS0mly7fBOCi3ub1xQ=
- 0ed1fe018a6ea646127541463aa65900316684e387
- apple-domain-verification=ZPzhKUxaWiBXFXUx
- facebook-domain-verification=pgieu7adgieqe189esxrtpedtxa6uk
- google-site-verification=GpxlHdTxYxW1O-x_0Ju9azvN5wfoj7SsKpqtxrtkpSg
- logmein-verification-code=2f80e702-3e30-4dc6-8467-bb7a9de6f1ef
- MS=0194019201EAE1561709F16B92B97BF6B7C6B60D
- wpe-verification=medullaprod829
- SPFv=spf1 a mx ip4:50.76.65.9 ip4:50.204.136.130 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:email.freshservice.com include:_spf.salesforce.com ~all
- DMARCv=DMARC1; p=none; rua=mailto:[email protected]
- Q31QsQU0TObVF/e5pgl77LSCM8LrXpv5gumWN3szgMBuoB/2NSf0ROSovljBAx7Mehpb8S64iSlEinBFAt0/xA==
- MS=ms44808162
- 47s7kb6rjsl7roba3jcr2svj4c
- google-site-verification=i5N2z_zjIszimSnDe8Bm3q58hVakyF1w_JQfsXFLsEM
- sophos-domain-verification=e330039a4361717fadef71d97239e3f2389ae11b
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