Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sii.com.do
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 23:28:31 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx2.googlemail.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 65.98.4.133 (no PTR)
Mail Server IPs
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 64.233.180.26 ↩ on-in-f26.1e100.net
- 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
SOA Record
Raw SOA
maisie.ns.cloudflare.com dns.cloudflare.com 2397734987 10000 2400 604800 1800
Primary NS (mname)
maisie.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397734987
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
todd.ns.cloudflare.com
maisie.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.67.243.131 ip4:216.67.243.135 ip4:158.69.104.208 ip4:198.89.96.3 ip6:2604:f440:3:1c:198:89:7765:9d5b include:_spf.google.com include:spf.protection.outlook.com include:_spf.atlassian.net include:spf-c.mailbaby.net -all
📊 DNS lookups: 4/10
✓ 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
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms81521708
- atlassian-domain-verification=kkbyUV77hjYFDCWLBg19xaW2HDcQNthXqqWUiGktleTeo7j0jMbhvKRDuelCIe8P
- atlassian-sending-domain-verification=98ee6183-a9d0-4d9f-8f10-8ce6e61181cc
- SPFv=spf1 ip4:216.67.243.131 ip4:216.67.243.135 ip4:158.69.104.208 ip4:198.89.96.3 ip6:2604:f440:3:1c:198:89:7765:9d5b include:_spf.google.com include:spf.protection.outlook.com include:_spf.atlassian.net include:spf-c.mailbaby.net -all
- MS=33AECCB92E89DA88B093D49511D2B0A3806CFE36
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