Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
costa.it
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 06:18:02 UTC · ↺ Refresh
MX Hostnames
- costa-it.mail.protection.outlook.com
MX Priorities
- costa-it.mail.protection.outlook.com: 5
A / AAAA Records
- 194.40.209.20 (no PTR)
Mail Server IPs
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.markmonitor.com hostmaster.markmonitor.com 2026031701 86400 7200 604800 86400
Primary NS (mname)
ns1.markmonitor.com
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2026031701
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns6.markmonitor.com
ns1.markmonitor.com
ns2.markmonitor.com
ns3.markmonitor.com
ns4.markmonitor.com
ns5.markmonitor.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:217.220.42.80 ip4:217.221.182.144 ip4:217.220.35.196 ip4:212.35.206.155 include:spf.tmes.trendmicro.com a:smtpuk.thruinc.net include:amazonses.com include:spf.protection.outlook.com ip4:194.40.208.0/23 ip4:193.150.112.253 ip4:217.172.4.219 ip4:217.172.4.220 ip4:193.178.235.21 ip4:193.178.235.22 ip4:159.183.105.2 ip4:94.247.144.8 ip4:193.150.112.50 a:msspf.smstools.it include:_relay.amadeus.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
16 records- openai-domain-verification=dv-ld9vxTSPokIDzFMU91M8360D
- SPFv=spf1 ip4:217.220.42.80 ip4:217.221.182.144 ip4:217.220.35.196 ip4:212.35.206.155 include:spf.tmes.trendmicro.com a:smtpuk.thruinc.net include:amazonses.com include:spf.protection.outlook.com ip4:194.40.208.0/23 ip4:193.150.112.253 ip4:217.172.4.219 ip4:217.172.4.220 ip4:193.178.235.21 ip4:193.178.235.22 ip4:159.183.105.2 ip4:94.247.144.8 ip4:193.150.112.50 a:msspf.smstools.it include:_relay.amadeus.com ~all
- try-hack-me-domain-verification-tsgmpb=CiskZjtbtXICd55wR3V6L0Vrf
- teamviewer-sso-verification=14d985355e9e41e5b5f8884eff542504
- _iv105piocxq8p4uuf90nd31um15bf74
- onetrust-domain-verification=c986f7778b8446bc831679c786f7a42a
- msfpkey=1ozes8eim8dieokgdp5sepz42
- cisco-ci-domain-verification=886ea1a29ebdf8e911d7d83a2c7d4708acee24894f70ce9bd711d90a65d820f
- vkct9j45xyp7lnfft0qyn5c8pqsqff7v
- _4733syv9mgp8cbmcixwy0rjp15ns1k9
- _y4bapihsije3d6qahqcefa68p43py4i
- dell-technologies-domain-verification=costa.it_91ba9441-c0ea-45ec-8b7a-8098ca4ac485_1752932938
- atlassian-domain-verification=V/jfCsCdRPrlCkR2j2BYMpnFoKmQtxRy4SyEGB9JcUqzYwFxuPAxXh3ANmTbga1J
- _rf7o7nwv6jvnl3pnv9gvrt4ekqgyelp
- Dynatrace-site-verification=500e34f3-0687-44fb-9819-175638ee9bf0__6luds169q8hc3v0ktrhltag4re
- onetrust-domain-verification=b7e9c60fbff24c72bcdb248bb2a1d0d5
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