Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
realopticsinc.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 21:08:28 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 10
A / AAAA Records
- 139.144.170.129 ↩ 139-144-170-129.ip.linodeusercontent.com
Mail Server IPs
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 64.233.180.27 ↩ on-in-f27.1e100.net
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c21::1a ↩ pe-in-f26.1e100.net
- 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
SOA Record
Raw SOA
ns1.linode.com chrisnpg.gmail.com 2021000039 14400 14400 1209600 86400
Primary NS (mname)
ns1.linode.com
Admin Email (rname)
chrisnpg@gmail.com
Serial
2021000039
Refresh
14400s
Retry
14400s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns4.linode.com
ns2.linode.com
ns1.linode.com
ns5.linode.com
ns3.linode.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:139.144.170.129 include:email-od.com include:_spf.google.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=7hPyMm-r-NA_tgnlR8J_OIBY5AHqSw44lcFoDTIXXYU
- google-site-verification=4rweI9P4YJ4e7t0V67vxk5Jsjt4DwYAETMPDntFX3H4
- SPFv=spf1 ip4:139.144.170.129 include:email-od.com include:_spf.google.com ~all
Full email verification for realopticsinc.com
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