school16.co

Valid Email Server
Domain Lookup › school16.co
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
school16.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 00:49:56 UTC · ↺ Refresh

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MX Hostnames

  • ALT1.ASPMX.L.GOOGLE.COM
  • ALT2.ASPMX.L.GOOGLE.COM
  • ALT4.ASPMX.L.GOOGLE.COM
  • ALT3.ASPMX.L.GOOGLE.COM
  • ASPMX.L.GOOGLE.COM

MX Priorities

  • alt2.aspmx.l.google.com: 5
  • alt1.aspmx.l.google.com: 5
  • alt3.aspmx.l.google.com: 10
  • alt4.aspmx.l.google.com: 10
  • aspmx.l.google.com: 1

A / AAAA Records

  • 198.202.211.1

Mail Server IPs

  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 192.178.234.26 ↩ ncsclj-in-f26.1e100.net
  • 2800:3f0:4003:c14::1a (no PTR)
  • 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
  • 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
  • 172.253.157.27 ↩ yubrupd-in-f27.1e100.net
  • 2a00:1450:400c:c23::1b ↩ yubrupd-in-f27.1e100.net
  • 172.253.122.27 ↩ bh-in-f27.1e100.net
  • 2607:f8b0:4004:c1b::1b ↩ wv-in-f27.1e100.net

SOA Record

Raw SOA ns1.wpx.net root.s12.wpxhosting.com 1765196732 10800 3600 604800 38400
Primary NS (mname)
ns1.wpx.net
Admin Email (rname)
root@s12.wpxhosting.com
Serial
1765196732
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
38400s

Nameservers (NS)

ns26.wpxhosting.com
ns27.wpxhosting.com

SPF Record

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

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=25; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
⚠ Policy applies to 25% 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

7 records
  • SPFv=spf1 include:_spf.google.com ~all
  • google-site-verification=PiUHqpZn1UL4PfqMcELA9OXm6kmM36TvHyenlYpC1bc
  • stripe-verification=9d5385db8a6bc730e13f2f442848a75ed8d76cd89f14c252d4208bbfafcfedfe
  • google-site-verification=62WRnwR3IgW6oqNyTq4_lf5vj2re-0PS_JoSxlCWAno
  • facebook-domain-verification=0l66qqatq9lxygl4xaawzkhr0j348r
  • google-site-verification=WjAmMECjFPQcU6pW4We_LPeQczvGZQJ81kU-yUU2i10
  • google-site-verification=y21VxGB3yBrOdJ8PK8KYl7Xc6jtJhD9lllnPhWTpiTI
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