Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
croooober.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 19:22:13 UTC · ↺ Refresh
MX Hostnames
- filter.spmf.idc.jp
- mx201.idc.jp
- mx203.idc.jp
- mx202.idc.jp
MX Priorities
- mx203.idc.jp: 250
- filter.spmf.idc.jp: 10
- mx201.idc.jp: 150
- mx202.idc.jp: 160
A / AAAA Records
- 52.193.130.174 ↩ ec2-52-193-130-174.ap-northeast-1.compute.amazonaws.com
- 54.199.168.120 ↩ ec2-54-199-168-120.ap-northeast-1.compute.amazonaws.com
Mail Server IPs
- 154.33.63.153 (no PTR)
- 210.239.64.224 ↩ filter11.mail.sharedmail.jp
- 210.236.248.40 ↩ filter13.mail.sharedmail.jp
- 154.33.63.146 ↩ mx201.idc.jp
- 154.33.63.147 ↩ mx202.idc.jp
SOA Record
Raw SOA
ns-1146.awsdns-15.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1146.awsdns-15.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1146.awsdns-15.org
ns-1956.awsdns-52.co.uk
ns-296.awsdns-37.com
ns-657.awsdns-18.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:54.249.55.36 ip4:59.106.48.0/25 ip4:154.33.63.0/24 ip4:154.33.69.0/24 ip4:202.181.107.59 ip4:35.76.191.36 ip4:18.176.107.143 include:amazonses.com include:servers.mcsv.net include:spf.repica.jp mx ~all
📊 DNS lookups: 4/10
~ 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
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- google-site-verification=3nkSE1ubishR8TUKC95efeAui7NGT9jlvKlPa9IgRZg
- google-site-verification=l-NProEAOi9Qn_fhyyynOw3EA-vbXgUd4-Mu5MAPRLM
- SPFv=spf1 ip4:54.249.55.36 ip4:59.106.48.0/25 ip4:154.33.63.0/24 ip4:154.33.69.0/24 ip4:202.181.107.59 ip4:35.76.191.36 ip4:18.176.107.143 include:amazonses.com include:servers.mcsv.net include:spf.repica.jp mx ~all
- facebook-domain-verification=dvmbqefcm8gztwq9m26905btkh9tva
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