Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
programming.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 22:21:12 UTC · ↺ Refresh
MX Hostnames
- ALT4.ASPMX.L.GOOGLE.com
- ALT2.ASPMX.L.GOOGLE.com
- ALT3.ASPMX.L.GOOGLE.com
- ALT1.ASPMX.L.GOOGLE.com
- ASPMX.L.GOOGLE.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 62.151.176.74
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.250.31.27 ↩ bj-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1a ↩ ww-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
SOA Record
Raw SOA
ns1.a1technology.us hostmaster.programming.com 2025011003 3600 600 1209600 3600
Primary NS (mname)
ns1.a1technology.us
Admin Email (rname)
hostmaster@programming.com
Serial
2025011003
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.a1technology.us
ns2.a1technology.us
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; ri=86400; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 216 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
7 records- SPFv=spf1 include:_spf.google.com ~all
- google-gws-recovery-domain-verification=45397207
- yahoo-verification-key=tFHdd0g5eGu6MNRXeOHIeXHPqenuyfk7pxo2sp0xgu8=
- atlassian-domain-verification=Bv90pOvR4kNXamaU4HeVuZGcSJUfKvqgr4n0fiD6RTWa3DKKN5zQITXZfKA/MzF5
- sfe3satklfs47i9a2bekql1pp3
- MS=ms96972655
- google-site-verification=54X279YhitEfe4dHnqG5tPnxtoYslI_7cYLeeAi3-Qc
Full email verification for programming.com
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