Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
richardsonrfpd.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 03:37:31 UTC · ↺ Refresh
MX Hostnames
- richardsonrfpd-com.mail.protection.outlook.com
MX Priorities
- richardsonrfpd-com.mail.protection.outlook.com: 0
A / AAAA Records
- 20.82.28.58 (no PTR)
- 20.245.104.207 (no PTR)
- 20.205.146.106
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns77.ultradns.com domadmin.arrow.com 2020072690 43200 7200 1209600 86400
Primary NS (mname)
pdns77.ultradns.com
Admin Email (rname)
domadmin@arrow.com
Serial
2020072690
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
pdns77.ultradns.net
pdns77.ultradns.com
pdns77.ultradns.org
pdns77.ultradns.biz
dns2.p03.nsone.net
dns3.p03.nsone.net
dns1.p03.nsone.net
dns4.p03.nsone.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com ip4:216.150.160.0/20 ip4:63.165.163.0/24 ip4:63.77.232.0/24 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
13 records- _gba7a5fk2xfrexfjjfo3duuqidvd0kt
- _dz2i8i0cp1i49a4gkv17svxn74m8iht
- kcz6vfwmr6czthc87bgtklf34bv0650x
- MS=ms48068905
- OWVxZEYfEiChFJpKd9bI62l5j+N5/ZvxTHh7bC+KpL8dKN68MUA3KiFTnOLHfhD/3EyiCext3ny8jaUJeZRbTQ==
- ng0r7qy9jxc00dymj2qkj8mkjpqh40tt
- gjg1ww6gf9sdtcqmw7rzslgjdvhgw8vh
- dXs37VZ9JuXQT6Ua+HElaGYF//haYp/vWMLD9SdCNdnedO+1dAFtI1POkYBsi00qOaB6eC0WfZbg+6IbL7kXCw==
- google-site-verification=ecG4Sh3e117tNUjhJUAtPgoCxeHiaGCwjg_fI3R5h7w
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com ip4:216.150.160.0/20 ip4:63.165.163.0/24 ip4:63.77.232.0/24 -all
- docusign=97caea7a-1e47-4256-927e-d81a08b9deab
- _s75c5jvzd6vxedfyp212wlxsfhrix6s
- GNyyRgDe8OXSpCtS1yVqadPp5A/3Mzs0nFTWgAOe0Y0L8T721P3la54GoalBLhNCVVLIO+Gx6yOH81f1FkNZPA==
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