kuhp.kyoto-u.ac.jp

Valid Email Server
Domain Lookup › kuhp.kyoto-u.ac.jp

Domain Overview

DNS: ✓ 11d ago Checker: ✓ 11d ago
kuhp.kyoto-u.ac.jp
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-22 12:24:23 UTC · ↺ Refresh

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MX Hostnames

  • ALT1.ASPMX.L.GOOGLE.COM
  • ASPMX3.GOOGLEMAIL.COM
  • ASPMX5.GOOGLEMAIL.COM
  • ASPMX2.GOOGLEMAIL.COM
  • ASPMX4.GOOGLEMAIL.COM
  • ALT2.ASPMX.L.GOOGLE.COM
  • ASPMX.L.GOOGLE.COM

MX Priorities

  • aspmx4.googlemail.com: 30
  • alt1.aspmx.l.google.com: 20
  • aspmx2.googlemail.com: 30
  • alt2.aspmx.l.google.com: 20
  • aspmx3.googlemail.com: 30
  • aspmx.l.google.com: 10
  • aspmx5.googlemail.com: 30

A / AAAA Records

  • 130.54.188.225 ↩ trinity.kuhp.kyoto-u.ac.jp

Mail Server IPs

  • 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
  • 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net

SOA Record

Raw SOA ns.kuhp.kyoto-u.ac.jp trinity.kuhp.kyoto-u.ac.jp 2026052201 10800 3600 259200 86400
Primary NS (mname)
ns.kuhp.kyoto-u.ac.jp
Admin Email (rname)
trinity@kuhp.kyoto-u.ac.jp
Serial
2026052201
Refresh
10800s
Retry
3600s
Expire
259200s
Minimum TTL
86400s

Nameservers (NS)

ns.kuhp.kyoto-u.ac.jp

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ip4:130.54.188.225 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=50; sp=none; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only

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

2 records
  • MS=5D9485E01F8B68B42D65AC9A2346F9FE75330DEE
  • SPFv=spf1 include:_spf.google.com ip4:130.54.188.225 ~all
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