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box4b.net

.net crawl

First seen 2026-04-21 · Last seen 2026-05-11 · error crawled 2026-05-18 5 attempts

FR · 163.172.168.145 · AS12876 Scaleway SAS

Reputation 59/100 wrong cert crawl error dmarc monitor-only

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: Hostname mismatch, certificate is not valid for 'box4b.net'. (_ssl.c:1000)

Registration

Registrar
OVH sas
Created
2015-04-08
Expires
2027-04-08 322 days left
Updated
2026-04-09
Name servers
  • emily.ns.cloudflare.com
  • vern.ns.cloudflare.com

DNS records live

NS
  • emily.ns.cloudflare.com
  • vern.ns.cloudflare.com
MX
  • 1 smtp.box4b.net
Verified for
  • Brevo
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 a:smtp.box4b.net ip4:163.172.168.145 ip4:163.172.181.153 include:spf.box4b.net include:spf.sendinblue.com mx -all
strict (-all)
DMARC
v=DMARC1; p=none; sp=none; rua=mailto:dmarc@mailinblue.com!10m; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400
policy: none (monitoring only) · sp=none
DKIM
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
  • dkim: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC+10b5zD8Jdla5zAoPJ5K+/CiSTPIFKIBxf81SE9S2F/N+dlMNgwI/qWaCM+Qg3OZHs9ldBXezAXLeoiix/p…
selectors probed

Certificate (current) wrong cert

R13
from 2026-03-31 to 2026-06-29
Expires in 39 days

Full certificate history on crt.sh ↗

Linked from (1)