Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
silverbackstrategies.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 04:06:25 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
- aspmx5.googlemail.com
- alt2.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx4.googlemail.com
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 10
- aspmx5.googlemail.com: 30
- aspmx3.googlemail.com: 30
- aspmx4.googlemail.com: 30
- alt2.aspmx.l.google.com: 20
- aspmx2.googlemail.com: 30
- alt1.aspmx.l.google.com: 20
A / AAAA Records
- 141.193.213.11 (no PTR)
- 141.193.213.10
Mail Server IPs
- 172.253.63.26 ↩ bi-in-f26.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
ns-cloud-a1.googledomains.com cloud-dns-hostmaster.google.com 11 21600 3600 259200 300
Primary NS (mname)
ns-cloud-a1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
11
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-a2.googledomains.com
ns-cloud-a4.googledomains.com
ns-cloud-a1.googledomains.com
ns-cloud-a3.googledomains.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mtasv.net include:_spf.google.com include:aspmx.pardot.com include:46396397.spf02.hubspotemail.net ~all
📊 DNS lookups: 4/10
~ 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
✓ 1 found
google._domainkey
✓ Public key: 183 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
14 records- pardot888093=f1ec88f4f96eb4e4eb4e57da58fbef70d4e27ceeb44135ebc230dadea995a908
- openai-domain-verification=dv-xeg4gaPmYt5xCChMEbWafxAJ
- pardot888093=24230601d6cd14df27a7fbd85050a017ffbcbb21313a8ecf4fcd8cdcfeef190d
- e18af3jvb9vkvflonhuku2rbrl
- asv=1ec1db72520f4599b5a7f5ccce751e21
- lvrnf3e8nb0rvu7iqhvd3c2s21
- MS=347B535670398A6664522E79E482F44278A842F9
- google-site-verification=XyBo9INoYsuXcc9mZViVFn8sqf6Xiz7erSdInt3r7Do
- SPFv=spf1 include:spf.mtasv.net include:_spf.google.com include:aspmx.pardot.com include:46396397.spf02.hubspotemail.net ~all
- anthropic-domain-verification-5tdyhv=7XccIyW7tCfyJCbhYf2EnnHnN
- pardot888093=d8121aafe435632f8e69f30c9bdb99c2acb051481648383bf59d0dca1e92fa22
- google-site-verification=TYcO5evFTVId3NwD3_2U7q-R0BLTOAflTSUuMhth5MM
- MS=ms54755531
- fkjdoc6133uvpfhp5rbbqjd67r
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