Free all-in-one SPF DKIM DMARC BIMI MTA-STS TLS-RPT record checker, RBL blocklists lookup tool.
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NS
4v.autos| ns1.abaxe.com | ||
| Serial: | 2024012612 | |
| 51.159.52.217 | rDNS: son5.abaxe.com | |
| ns1.abaxe.net | ||
| Serial: | 2024012612 | |
| 87.98.137.10 | rDNS: ns1.abaxe.net | |
A 
4v.autos| @ | A | 37.187.144.140 | rDNS: ns1.4v.autos |
| AAAA | |||
| www | A | 37.187.144.140 | rDNS: ns1.4v.autos |
| AAAA |
MX
4v.autos| 1 | ns1.4v.autos | |
| 37.187.144.140 | rDNS: ns1.4v.autos | |
MTA-STS
4v.autosSPF
4v.autos"v=spf1 ip4:37.187.144.140 ip4:51.75.27.10 ~all" (TXT)
🔎 IPv4 37.187.144.140, rDNS: ns1.4v.autos, authenticated (ip4).| ip4 | 🔎37.187.144.140 | rDNS: ns1.4v.autos | |
| ip4 | 51.75.27.10 | rDNS: ns100.abaxe.com | |
DKIM
4v.autosv=DKIM1; k=rsa; p=
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3/rQpUHZ8wnjokqSz/Qo
4XOGDQcUMqpyaut+m118TSA0gUdbA1un+7vVFBwmqP7cmafpfNwl2c6U0ergBlDS
mTdvz+yoLL0LYMjTnR/Z89qHeZVoz0wVfF29ImhWjjv7rWCikuU+1Kw62tlPdFh3
EVb6yYXCV0NNAIFkkHW0hd4cjq9OnKQ8mLDeuMNjmfv3Slg6nxJOBVT+4r9UcOV9
tdoxD1PoP4jN6MNDppNO0Z9grAk79s+ldXlzqyF/ZJfgN/vwiubpqIA7P2Kxv9lA
cneGCShoKjfhBHCR2ZEJGx6e+ehmCmpy8FLh6kFTYLXyCtlRGy12F6IgeRn4F+S/
UQIDAQAB
RSA Public-Key: (2048 bit)
Deliverability
| MX | SPF | DKIM | DMARC | BIMI | MTA-STS | TLS-RPT | |
| Valid | Aligned | Authenticated | Policy | |
| SPF | ||||
| DKIM | ||||
| DMARC | ||||
| IP reverse | ||||
| Blocklist |

Perfect!
You can send emails.
You are protected against spoofing.
| Sender | |
| @4v.autos | |
| Outgoing mail server (EHLO) | |
| ns1.4v.autos | |
| RFC5322.From: | 4v.autos |
| MX | |
| RFC5321.MailFrom: | 4v.autos |
| IP | 37.187.144.140 ASN 16276 FR OVH, FR️ |
| reverse | ns1.4v.autos 37.187.144.140 |
| blocklists | |
| SPF | aligned |
| DKIM header.d: | 4v.autos |
| key | dkim2 |
| valid, aligned key | |
| DMARC policy | reject |
| DMARC disposition | pass [delivered] |
| Bulk sending | |
BIMI
default._bimi.4v.autosDMARC
"v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@4v.autos"
Tags published | ||
| v | DMARC1 | version |
| p | reject | policy for the domain, none (no rule), quarantine (marked as spam), reject (rejected) |
| sp | reject | policy for an existing subdomain |
| rua3 | mailto:dmarc@4v.autos | |
| emails receiving aggregate reports, rua (mailto:xxx). | ||
Default tags
| adkim | r | DKIM alignment, r (relax) by default, s (strict) |
| aspf | r | SPF alignment, r (relax) by default, s (strict) |
| fo4 | 0 | sending forensic reports (ruf) if error, 0 (DKIM + SPF) by default, 1 (DKIM or SPF), d (DKIM), s (SPF) |
| np2 | reject | policy for a non-existent subdomain |
| pct1 | 100 | percentage of regulated emails, 100% by default |
| psd2 | u | Public Suffix Domains, u (according to DNS tree) by default, n (no, canonical domain), y (yes, canonical subdomains) |
| rf1 | afrf | report format, default afrf, unused iodef |
| ri1 | 86400 | report sending interval in seconds, 86400 (1 day) by default, other values generally ignored |
| ruf4 | emails receiving forensic reports, ruf (mailto:xxx) | |
| t2 | n | test mode, n (no) by default, y (yes) |
| DMARC 2.0 2026. en savoir plus | ||
| 1 | Outdated tags. | |
| 2 | New tags. | |
| 3 | External domain permission required. | |
| 4 | Useless, reports not transmitted. | |
abaxe - dmarc none report