Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 13:18:08 UTC · ↺ Refresh
MX Hostnames
- atco-com.mail.protection.outlook.com
MX Priorities
- atco-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.118.20.217 (no PTR)
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
SOA Record
Raw SOA
atcoinns.atco.ca root.admin.atco.ca 751 10800 1800 3600000 86400
Primary NS (mname)
atcoinns.atco.ca
Admin Email (rname)
root@admin.atco.ca
Serial
751
Refresh
10800s
Retry
1800s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
atcoinns.atco.ca
atcoinss.atco.ca
atcodns3.atco.ca
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:132.145.106.117 ip4:4.196.217.170 ip4:203.18.213.45 ip4:141.118.20.253 ip4:192.210.5.253 ip4:35.80.141.6 ip4:44.229.121.55 ip4:103.48.209.6 ip4:148.59.108.0/23 ip4:148.59.106.0/23 ip4:148.59.100.16/28 include:shops.shopify.com include:spf_c.oraclecloud.com include:spf.protection.outlook.com include:oktamail.atco.com include:em4413.atco.com include:yyz1.rp.oracleemaildelivery.com include:spf1.formassembly.com ~all
📊 DNS lookups: 7/10
~ 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
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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- adobe-sign-verification=4cb03717ec77ce3f4f2077557e1d438b
- MS=ms71883268
- autodesk-domain-verification=KIMAzii2asrYSaE0XEQ_
- SPFv=spf1 ip4:132.145.106.117 ip4:4.196.217.170 ip4:203.18.213.45 ip4:141.118.20.253 ip4:192.210.5.253 ip4:35.80.141.6 ip4:44.229.121.55 ip4:103.48.209.6 ip4:148.59.108.0/23 ip4:148.59.106.0/23 ip4:148.59.100.16/28 include:shops.shopify.com include:spf_c.oraclecloud.com include:spf.protection.outlook.com include:oktamail.atco.com include:em4413.atco.com include:yyz1.rp.oracleemaildelivery.com include:spf1.formassembly.com ~all
- Dynatrace-site-verification=8ad74ec6-cd9d-43d6-9b89-fb12e7ade82e__9vol4724mjeso4b2tvh68evrsk
- facebook-domain-verification=y6nj91bfn1d7nqmpzu1mv6fnd6hnjv
- atlassian-domain-verification=ZwbenUZ1uzTtxMayDsBf9IXO/MKnnrHyhIMebLVU4xXmyTaPCj0PTnnsR1dnOAum
- 1kjcjf7f0r0yrrrl1swzh4kqz3kkv1q0
- qKJC1aQeYFMlqtS5+lL7antOi0K1RoYL32LviqEJhDDq1Tqke6ATk9g0KNhsw+0lHUEagryAz8ykyC4ZMr9FXA==
- google-site-verification=PNth3_GngF9FQnR711TZV3eNAs9v1VmswptjBRZ4PPE
- adobe-idp-site-verification=068878d43e96e028413ba862e0f7532fc17ae90da16b3da42f28cddd838927d4
- _sxzzkxhxen6097mi0ayke1mpfxlkamb
- apple-domain-verification=NiSWmbQy60ArOyka
- google-site-verification=8mBIwH85Z--Oqt5GUSEhp3I9Bz_THOO7kTamIhAFUB0
- google-site-verification=cgulySTkKHFvmM23lYAZtHa5sldLsOUEcLCj-rV7Raw
- 00dj0000001rpg4eae
- OXHF9vQB5vMT4FBAfCLeq1AINY2349lJcwgbmGXRc+/pIL4MWv2FuNRFp3urQ46s/J8C6Skw24InH51hF0QBaw==
- mindmanager-verification=bc55b87e45bd12d7a4f4235cff3c6d1e53f3ae7502cde969b5d66224078fc852
- google-gws-recovery-domain-verification=52450347
- 7bb357f0bef0449a8b75c365557763e3
- _3kv4md9oz1dsc7je1zu5cuuokaj0aum
- _904zxstfcexz37tlfnnul23sx9hsjxp
- miro-verification=0fa08b88697b686116b57194a42d8815f0451032
- MS=ms39335175
- MS=ms41864545
- proxy-ssl.webflow.com
Full email verification for atco.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits