Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cru.org
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 21:11:26 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 18.164.116.96
- 18.164.116.36
- 18.164.116.129
- 18.164.116.2
- 2600:9000:2511:7e00:c:b2e8:af80:93a1
- 2600:9000:2511:1800:c:b2e8:af80:93a1
- 2600:9000:2511:1c00:c:b2e8:af80:93a1
- 2600:9000:2511:400:c:b2e8:af80:93a1
- 2600:9000:2511:800:c:b2e8:af80:93a1
- 2600:9000:2511:f000:c:b2e8:af80:93a1
- 2600:9000:2511:200:c:b2e8:af80:93a1
- 2600:9000:2511:ba00:c:b2e8:af80:93a1
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 172.253.122.27 ↩ bh-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
SOA Record
Raw SOA
ns-999.awsdns-60.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-999.awsdns-60.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1810.awsdns-34.co.uk
ns-999.awsdns-60.net
ns-1039.awsdns-01.org
ns-181.awsdns-22.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:8.10.140.189 include:amazonses.com include:_spf.google.com include:_spf.mlsend.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 5 found
selector2._domainkey
mail._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector2
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
18 records- brevo-code:6c15faa350d6702f59a53fac05eb3286
- e2ma-verification=ryycb
- brevo-code:c403e98595d56cae38fca0777f522e85
- canva-site-verification=4VB6fnNw3ubWCSkhzZXHfg
- google-site-verification=8F0aGzI2NrYBOGE50YOqsAkSoSl8iu6c2xgJ3Qki4uU
- mailerlite-domain-verification=d82cca2e12cd79d67b15f299c5a5e30cff47cf29
- google-site-verification=t6ohogQgU54zLGMCRkkWS151YRlKB24JsZhcP_AYZbs
- mailerlite-domain-verification=1c0c7a8026f6d08a7a56832f4c35ba6b89565270
- brevo-code:4fbb69045857205dc4ee41d7e83c69dd
- asv=80792c474003ddc36f31f72c0e5d6afe
- ZOOM_verify_KXGEM7vSophhPUrZT4Rq6S
- SPFv=spf1 ip4:8.10.140.189 include:amazonses.com include:_spf.google.com include:_spf.mlsend.com -all
- oci-domain-verification=VdllM1gy3SQmaZAHRBaxXgsWhScncw2ToM0uXSRqsqURz
- adobe-idp-site-verification=ea78411513b5cf816afe6f0068ae5f89ccfd570274c4671e56ba5c167f0ee52a
- google-site-verification=lCs--evvNihdwbY9FrWDB09t-2teb7nUTie_aW41iP4
- zoho-verification=zb33070374.zmverify.zoho.com
- traction-guest=e4d0778c-2089-4330-ad04-f7fb109c049d
- facebook-domain-verification=dg39jxtec7mmv27ffbxlwad36ir5xw
Full email verification for cru.org
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