Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rfu.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 13:03:13 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-2.mimecast.com
- eu-smtp-inbound-1.mimecast.com
MX Priorities
- eu-smtp-inbound-2.mimecast.com: 10
- eu-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 94.236.28.220 (no PTR)
Mail Server IPs
- 91.220.42.211 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns0.bt.net hostmaster.bt.net 2005121182 28800 7200 604800 86400
Primary NS (mname)
ns0.bt.net
Admin Email (rname)
hostmaster@bt.net
Serial
2005121182
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns0.bt.net
ns1.bt.net
ns2.bt.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_u.rfu.com._spf.smart.ondmarc.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
25 records- MS=ms15131624
- google-site-verification=YOiWdA7ey1XjZYJy8TMevRs_FeWnsgFOpapTMtt_0SI
- miro-verification=56aef4bc824d9528c310f465f8e66f950bd6bca6
- google-site-verification=DMlYUyMz53C8b8bYlXMcBtgucspVBBwySvaLXXt8JGU
- IB1cakWyE/+Y6Omiy2I4Ot/3iWM+P2ns4fFgxsE6oP6SPh8y25xB1r91C9yIbFH7qJzC8aHHvHjrxDbQ5R2+kw==
- asuid.admin.clubhealthcheck.rfu.com=CD48897C0BDC5ACC4366CA1693747FEFDD35C95B78FFB8D10962187D2DD1B7ED
- globalsign-domain-verification=8465A3713AB41FE49FEC67F0C438735C
- asuid.api.admin.clubhealthcheck-stg.rfu.com=617BA65766BE92F6DE2BBDFE35A28C12182176C0FF03590BC8DA602A64F948DB
- asuid.admin.clubhealthcheck-stg.rfu.com=617BA65766BE92F6DE2BBDFE35A28C12182176C0FF03590BC8DA602A64F948DB
- apple-domain-verification=pxTDT69aIRfyBerg
- q975u691lr3g0h8vjro9ohpnov
- 7VWua5eWAc8FakBsCgX+hJ99jatQVAD7xhhIZsEpRpU0vUSNfgjrQFkpg0PbF7aOzqfqXqKLZsw0in4/54GsCQ==
- asuid.clubhealthcheck.rfu.com=CD48897C0BDC5ACC4366CA1693747FEFDD35C95B78FFB8D10962187D2DD1B7ED
- asuid.clubhealthcheck-stg.rfu.com=617BA65766BE92F6DE2BBDFE35A28C12182176C0FF03590BC8DA602A64F948DB
- asuid.api.admin.clubhealthcheck.rfu.com=CD48897C0BDC5ACC4366CA1693747FEFDD35C95B78FFB8D10962187D2DD1B7ED
- google-site-verification=IA5Tmbr-5ajSMhF6fmPay50pH_X9DvktcObNiA4mcmc
- blfjpq63po325rr4ljap1p92hp
- smartsheet-site-validation=h5GxCG4E9p10M3m5Amza3cYGZF-BNWjO
- asuid.api.clubhealthcheck.rfu.com=CD48897C0BDC5ACC4366CA1693747FEFDD35C95B78FFB8D10962187D2DD1B7ED
- SPFv=spf1 include:_u.rfu.com._spf.smart.ondmarc.com ~all
- b8n125lo3hspu8qmbffkkr4hcq
- asuid.api.clubhealthcheck-stg.rfu.com=617BA65766BE92F6DE2BBDFE35A28C12182176C0FF03590BC8DA602A64F948DB
- lsu8ic1k5ba5pmk8juo8h0dgmr
- ZOOM_verify_8nPxxOepQa6hE5h2SehYvA
- ud1408u8iprhkdfq8kqa14rekg
Full email verification for rfu.com
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