Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
institutoippo.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 01:36:51 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 15.204.206.156
Mail Server IPs
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns1.serverhostgroup.com ricardodrummer.hotmail.com 2026032701 3600 1800 1209600 86400
Primary NS (mname)
ns1.serverhostgroup.com
Admin Email (rname)
ricardodrummer@hotmail.com
Serial
2026032701
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.serverhostgroup.com
ns1.serverhostgroup.com
ns3.serverhostgroup.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:15.204.206.156 include:relay.mailchannels.net ip4:50.116.55.121 ip4:165.22.47.208 +include:_spf.google.com +include:servers.mcsv.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
default._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=LgkNJzL14eenKl8X8SSKWML4xeL_wLSTZ7vi7jplM_M
- eiqij8sfhlluam21ukp5r1ihao
- SPFv=spf1 ip4:15.204.206.156 include:relay.mailchannels.net ip4:50.116.55.121 ip4:165.22.47.208 +include:_spf.google.com +include:servers.mcsv.net ~all
- google-site-verification=FpsWKR3U0W-BrLXXE8UV9k0qZlht-33q_MaIwmVR4F4.institutoippo.com.br.
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