Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crestcom.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 02:39:38 UTC · ↺ Refresh
MX Hostnames
- aspmx2.googlemail.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx3.googlemail.com
MX Priorities
- aspmx3.googlemail.com: 10
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 162.159.137.54 (no PTR)
- 162.159.136.54
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.16.26 ↩ bl-in-f26.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
ns21.worldnic.com namehost.worldnic.com 125091519 10800 3600 604800 3600
Primary NS (mname)
ns21.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125091519
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns21.worldnic.com
ns22.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ip4:205.201.133.57 include:_spf.elasticemail.com ip4:148.251.52.110 ip4:173.236.20.7 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
google._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- google-site-verification=iAlV72RMNsP8clZKC4hOgyBbqeIrS95x6FR7Rrx_1iQ
- google-site-verification=TDT9h6U7thXjtfg8pZbfrWqDp__z0OJcrkLqZA2tR_0
- SPFv=spf1 include:_spf.google.com ip4:205.201.133.57 include:_spf.elasticemail.com ip4:148.251.52.110 ip4:173.236.20.7 ~all
- google-site-verification=B27pGhAUAkmmysYgLkCBLsUGs_Z410xI61SXJ-l0a60
Full email verification for crestcom.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits