Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lumentum.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 06:35:03 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 45.60.32.159 (no PTR)
- 45.60.34.159 (no PTR)
- 45.60.36.159 (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
udns1.cscdns.net premiumdns.support.neustar 2019111452 28800 7200 1209600 86400
Primary NS (mname)
udns1.cscdns.net
Admin Email (rname)
premiumdns@support.neustar
Serial
2019111452
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
udns1.cscdns.net
udns2.cscdns.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=c8yzsxd2._spf._d.mim.ec
📊 DNS lookups: 1/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
25 records- SPFv=spf1 redirect=c8yzsxd2._spf._d.mim.ec
- atlassian-domain-verification=BtusLMogEtyLmKA7aa0I0rXiKaNC68fYo9Ct3yhF8mHMGuhntLgiljV7/kiCQdX3
- atlassian-domain-verification=smkWJ2lNvj-k2fiWPYWsAoRSPQJ/j2ahgy3SrQHtaeaWDoarAIiAVLgCBFhQl2Yd
- globalsign-domain-verification=c5d7e53ebb7b1bb636533457ab845063
- apple-domain-verification=jGnoDeANRawxwjCb
- globalsign-domain-verification=0d28c50eecc9f21796b3344ea4b4a14f
- globalsign-domain-verification=B734CBDE6CC4538E6CB0CFB39FAA286E
- 2768-E9C4-381A-A80F-270E-AB61-8F87-BF0B
- miro-verification=c76bfdffefa8889592882ce80cfc2acabd88f6d5
- google-gws-recovery-domain-verification=50952727
- teamviewer-sso-verification=fb83f31721a348ff85b9c992788b0be6
- atlassian-domain-verification=NXr4caNYJR0j70p/pknH2ZZsP8A9S2Bg4Yj/PBtWZyyAvgmN36OSsTOuwwY2lOjT
- _b41e34x5yi5ad6oddvgrrgt6xp0r3q5
- google-site-verification=rrpe8QLsZ2uqqoLYUNByxO8wcZRyOJxS2ob2HgY1Zec
- openai-domain-verification=dv-KNhIaEgCvwiLrGFIarerk6YU
- globalsign-domain-verification=A122D93F7AE017A1C319801E5FC55475
- vmware-cloud-verification-86d1e5c1-9dba-42d4-9449-5bbd0bdf1075
- globalsign-domain-verification=0ebef5d92af0b5ec42109239bf67cfd0
- MS=ms97473387
- docusign=d899a2d7-d7e7-4742-9124-f1858523feca
- globalsign-domain-verification=0AEEA55A6D36CEAC5939F5C6F8FA155D
- _globalsign-domain-verification=Pp3SEPGvLMkdHXIA-QDeUDCT4fNNANCX6L2-h_soHv
- figma-domain-verification=f7c8cc112f864bef436ae6d4bd428fa311472dd29fce04a1593e654765d1db01-1726769172
- nintex.67e4f948a42dd4bc4b3d62a0.
- globalsign-domain-verification=665881FA7925F230B7DFF9555304BB99
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