Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ucss.edu.pe
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 07:24:29 UTC · ↺ Refresh
MX Hostnames
- ALT4.ASPMX.L.GOOGLE.COM
- ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
- ALT2.ASPMX.L.GOOGLE.COM
- ALT3.ASPMX.L.GOOGLE.COM
MX Priorities
- aspmx.l.google.com: 1
- alt2.aspmx.l.google.com: 5
- alt4.aspmx.l.google.com: 10
- alt3.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 198.50.197.21
Mail Server IPs
- 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
- 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns1.opticalip.com.pe hostmaster.opticalip.com.pe 2026033102 43200 3600 604800 86400
Primary NS (mname)
ns1.opticalip.com.pe
Admin Email (rname)
hostmaster@opticalip.com.pe
Serial
2026033102
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns2.opticalip.com.pe
ns1.opticalip.com.pe
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; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- google-site-verification=dL6SfXuGsaTXwMP9tOuIWrmkQScE56FkG5NitAVCjW0
- MS=055CBE410F738C7B51FB33A9448D9784BAE625AB
- SPFv=spf1 include:_spf.google.com ~all
- google-site-verification=QLyZ-4_2WNoOVhKuNHvJ8k0_YSbtXdbxJW6g9g-pcWc
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCmogwqEibd2sZsSGWLXOSYClWVJKQ3kvcsjVlqxJ61yyY0+0rVaYJPT+n3x5pY5OEsmr3/4fe0MEF3KS2FAEWcfdk1yUMIEgeE0FjLf2AHAyarwHN1BRsHyqfq1SOAwnck3vUYrcJhvmiPXfhPNaUy6s03+OEYgvOgPOngYzu1nQIDAQAB
- 09.10.2025
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