Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ifsp.edu.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 14:44:18 UTC · ↺ Refresh
MX Hostnames
- aspmx2.googlemail.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx.l.google.com
MX Priorities
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 13.226.94.56 ↩ server-13-226-94-56.jfk52.r.cloudfront.net
- 13.226.94.51 ↩ server-13-226-94-51.jfk52.r.cloudfront.net
- 13.226.94.52
- 13.226.94.116
- 2600:9000:21f9:1000:8:bda2:f540:93a1
- 2600:9000:21f9:b200:8:bda2:f540:93a1
- 2600:9000:21f9:b400:8:bda2:f540:93a1
- 2600:9000:21f9:ca00:8:bda2:f540:93a1
- 2600:9000:21f9:a400:8:bda2:f540:93a1
- 2600:9000:21f9:e000:8:bda2:f540:93a1
- 2600:9000:21f9:6e00:8:bda2:f540:93a1
- 2600:9000:21f9:8800:8:bda2:f540:93a1
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 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
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
SOA Record
Raw SOA
ns-443.awsdns-55.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-443.awsdns-55.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1905.awsdns-46.co.uk
ns-443.awsdns-55.com
ns-719.awsdns-25.net
ns-1296.awsdns-34.org
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=quarantine; pct=100; adkim=r; aspf=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
google._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
6 records- google-site-verification=9Lranpd8MQDwfBpxLDnAiBz81mitu6oWDDFLycEEHGQ
- google-site-verification=rNhIv3xXfmDzu0DXJLm3d9rqNynOpUB68YE8mB7JhIk
- ms=f7481fd326725a7aab485289bc5d40a7f818f907
- SPFv=spf1 include:_spf.google.com ~all
- MS=ms64089426
- _globalsign-domain-verification=kUGE2nE7TgbW4bCS_Wycn2TLr0uGf3tVDbZv2NgV4B
Full email verification for ifsp.edu.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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