Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
land.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 18:29:17 UTC · ↺ Refresh
MX Hostnames
- costar-com.mail.protection.outlook.com
MX Priorities
- costar-com.mail.protection.outlook.com: 10
A / AAAA Records
- 23.52.155.211 ↩ a23-52-155-211.deploy.static.akamaitechnologies.com
Mail Server IPs
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.costar.com hostmaster.costar.com 2026032002 10800 3600 604800 86400
Primary NS (mname)
ns1.costar.com
Admin Email (rname)
hostmaster@costar.com
Serial
2026032002
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
a22-64.akam.net
a9-64.akam.net
a3-65.akam.net
a1-73.akam.net
a6-67.akam.net
a4-66.akam.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:209.235.229.25 ip4:209.235.197.228 include:costar.com include:cust-spf.exacttarget.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
26 records- ZOOM_verify_7pKPxxBESMGhTWeLTnPHYw
- _8lwra0kyx0l64zkohrw8tyen7ys2wn1
- google-site-verification=PP4aECXe8IAe8xt9QwCcjMr-OKa3xNfxa8reqH5W6IU
- SPFv=spf1 ip4:209.235.229.25 ip4:209.235.197.228 include:costar.com include:cust-spf.exacttarget.com -all
- canva-site-verification=IyFVnBwA2avb0_Zoy6-Sqw
- k216vlb0r39kg87tvqfxbwjbpj7zy6zx
- hisfhdg8ig6gonalqp3lcgc68c
- pendo-domain-verification=159d0119-05bb-4f01-b522-e55dea669234
- onetrust-domain-verification=9f87905b1a504117b23e23c4a48b7800
- catnpaqjsh2nfhu5uptfrr54tj
- 9rlgbppcqdeb5mh1esnm18dqfl
- r9k1aqdr75mtn7bkavsvl4ephe
- stripe-verification=F14DF6DD6A8501FB4E9B066E2B45099E3CDE28BB3700F1E37AA7C1175802D071
- docker-verification=2e4d4b75-fc63-4961-92e6-3f7c5d3dded9
- apple-domain-verification=0vY1RWnMWM0nhn1K
- openai-domain-verification=dv-kMaElpveQV2qq1CFxC6b1nCu
- ZvLAMggNButf4un052lgPO24YQrPonJQ5TVzg2ew1c+5JGl8bOtihTqo+0b0Xxt4QXZ0xs/zeN8PrlY8t/ILIw==
- onetrust-domain-verification=1b4c847c52e643f28664df2bfc823cb0
- atlassian-domain-verification=LAkz2FUxxMo9oBp9qlpKyMPkFQT3p7fXn2F/dz0S07Gt8LASUog19dNicOe7njFJ
- MS=ms78265811
- logmein-verification-code=efb23ef0-d0f9-48d3-87c2-4c86b6ed408e
- facebook-domain-verification=9zdt1daagnd2icqmj48grs4pei6qyq
- figma-domain-verification=8232118525ac89d71aa3f807657ba9e5e26cfa8f711f2e3144c4c5c7fc2aec1e-1734372308
- segment-site-verification=qyfxUtIeYTp5xLFmBPyiKxzBHovuUeEi
- adobe-idp-site-verification=24664704b6bf9cad007ee8e4e6f54db759418404868491369b399f373520defd
- knowbe4-site-verification=f260d28316f3a7f096abacd939b0359a
Full email verification for land.com
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