Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schiller.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 12:05:14 UTC · ↺ Refresh
MX Hostnames
- schiller-edu.mail.protection.outlook.com
MX Priorities
- schiller-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.181.82 (no PTR)
- 104.21.75.199 (no PTR)
- 2606:4700:3034::6815:4bc7
- 2606:4700:3030::ac43:b552
Mail Server IPs
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
harvey.ns.cloudflare.com dns.cloudflare.com 2400297584 10000 2400 604800 1800
Primary NS (mname)
harvey.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400297584
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ulla.ns.cloudflare.com
harvey.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:one.zoho.com include:spf.protection.outlook.com ip4:4.59.46.133 ip4:216.37.47.101 include:_spf.google.com include:zcsend.net include:zoho.com ~all
📊 DNS lookups: 5/10
~ 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
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
24 records- google-site-verification=RMTcGUfRiwrY32NKaNkgEVXXSg0c3mkjT_N_3eC8aHU
- apple-domain-verification=BTUZxxDVvj9RFhL7
- 1v5hqoao5up5imn2j038vnn0q
- adobe-idp-site-verification=ec0bc775094ca0934069c16d20e9e6fab2dc7b39bfbe7f5779ad6b36bec5859e
- google-site-verification=qA_F6M7SYo9vy-qID7JuDjB5UX7yoneYpotKZPX9BR8
- facebook-domain-verification=thpxfr6l6iava02d8gatoheyawdsma
- rP/zj/U8+v3kzhAaiqLA/asngvDdHlz8p4hDbuEPPbTIiR0kurVnyS9gIbtg7EZMf7mjVjyrSiMdo1Xi56KJIQ==
- MS=ms92436166
- MS=ms29231941
- rck9slh1n6rdtrl3rq11th8que
- cv21jbcln44uq6ihvbj2a22mea
- pardot926603=343d798cae96686b4e09e30db3509239e2d1031e9182be9936484739ad347109
- atlassian-domain-verification=RUQXhhpGVwqhBXmZJwusBI8eeweQeo2aHfy3GqmBqJilFRSHmICutjjnaq80bqFm
- google-site-verification=PxTGntGFes6ff522m1ZNg6zGJTqyD1Dl5RWcw0fnfy4
- 5n14unfpgpha6he14d25q49tfd
- google-site-verification=8RLjfeFkHm2tpyF2siKDQgx5I58X8yAmYqLfc_SG7RM
- google-site-verification=Q8gJVyvbfKFcK_DT2_N-K_Hh6v4PNordWaqymgPleuI
- hdudmarjorgbhu5cf8ho1276ge
- atlassian-sending-domain-verification=813c25dc-8684-4d9e-8c8d-f1a67f63b5f8
- zoho-verification=zb15230976.zmverify.zoho.com
- SPFv=spf1 include:one.zoho.com include:spf.protection.outlook.com ip4:4.59.46.133 ip4:216.37.47.101 include:_spf.google.com include:zcsend.net include:zoho.com ~all
- asv=187034750463d0f3e342880fd02d7623
- MS=ms62620392
- google-site-verification=P-Is8SlJatHYuW7mcqLAZJUQdDiHLQ2Yp8455dyLkYk
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