dns.pizza
MonitorsPricingLearnResearch
Monitor a siteSign In
Email tools
  • SPF checker
  • DKIM checker
  • DMARC checker
  • MX lookup
  • Email authentication
  • Blacklist check
Domain & DNS tools
  • DNS lookup
  • WHOIS lookup
  • SSL checker
  • Domain age checker
  • DNS speed test
  • DNS propagation
Explore
  • Oldest domains
  • Top-level domains
  • Registrars
  • Nameservers
  • Domain explorer
  • Learn DNS
  • Research
  • Fix guides
Product
  • Monitoring
  • Pricing
  • Free JSON API
  • Status
  • Contact
Part of the constellation: the.com·who.is·par.is·time.io·aboutus.com
© 2026 DNS.pizza. All rights reserved.
TermsPrivacyContact
DNS.pizzaDNS Report

optimum.net

12 records across the types we query · 321ms · 2026-09-09 17:29 UTC · dns.pizza/lookup/optimum.net
DNS Lookupoptimum.net

optimum.net

321ms2026-09-09 17:29 UTC12 records
Registrar:Hosting:
More tools:Domain ReportWHOISPropagationSecurityDNSSECEmail AuthDeliverabilitySpeed TestBlacklistThreats
Visit SiteMonitor

Ask anything about these results — or pick a starter question below.

167.206.237.230
mx.altice.prod.cloud.openwave.ai
Prio 10
authns1.cv.netcv.net stats
authns1.cvnet.comcvnet.com stats
rovag_verification_token=B83A0BFFF5DE4AE7845E5BA21DDDE628
google-site-verification=zofZDRhfBm3MNRUhYlMKriT3hmS-UUnUtWXKqHE6ATg
google-site-verification=ezjBdXzdqfjyyfGdNpu3du4_Rtg0E-dCqRPzAfdF9bQ
v=spf1 ip4:167.206.4.192/27 ip4:65.20.63.0/24 ip4:66.179.105.0/24 ~all
cloudflare-verify.optimum.net=758346143-142586299
Primary NS
authns1.cv.net
Hostmaster
postmaster.optimum.net
Serial
2013152321
Refresh
7200s
Retry
600s
Expire
604800s
Min TTL
86400s
sectigo.com
167.206.237.230
optimum.net, www.optimum.net