THE RECORDS BEHIND THE NAME

DNS lookup.

Explore resource records, mail routing and reverse DNS.

Public IPs automatically use PTR. Common records queries A, AAAA, MX, NS, CNAME, TXT, SOA and CAA separately.

DNS

open.ch

36 answer records
Retrieved · 2026-11-07T19:49:56+00:00View JSON
ANOERRORAD yes
AAAANOERROR · no answersAD yes
MXNOERRORAD yes
NSNOERRORAD yes
CNAMENOERROR · no answersAD yes
TXTNOERRORAD yes
SOANOERRORAD yes
CAANOERRORAD yes

AD indicates that the resolver reports DNSSEC-validated data. “AD no” can also mean the zone is unsigned. NXDOMAIN is a DNS result, not a domain-availability check.

TypeNameTTL · secondsValueLook up
Aopen.ch300162.159.135.42IP WHOIS →
MXopen.ch180010 mx1.open.ch.DNS →
MXopen.ch180010 mx2.open.ch.DNS →
NSopen.ch21600ns-cloud-c1.googledomains.com.DNS →
NSopen.ch21600ns-cloud-c2.googledomains.com.DNS →
NSopen.ch21600ns-cloud-c3.googledomains.com.DNS →
NSopen.ch21600ns-cloud-c4.googledomains.com.DNS →
TXTopen.ch3600"MS=ms50577555"—
TXTopen.ch3600"v=spf1 mx -all"—
TXTopen.ch3600"196fklqf1l772vzd8jc0xsyjbxryrn6z"—
TXTopen.ch3600"_hiy4u2uj8w4cwdn1sthm54izfkwwkaz"—
TXTopen.ch3600"kv7bn325h4ffrzq8ylw9nxb4mgrsd1zn"—
TXTopen.ch3600"nq43175trmb6k001jh0q93y4ww2gnl9z"—
TXTopen.ch3600"apple-domain-verification=ZAjijh3kX4zM3cAn"—
TXTopen.ch3600"swisssign-check=YKwrgCGb538SaTE6-o8u70hjdoA"—
TXTopen.ch3600"docusign=9707b0ea-0e27-4e12-9417-60d0f932e902"—
TXTopen.ch3600"bw=IBPZrYrkw7uE8VJ6LhvxsV6iuQ9RY5BWwOyB8enqPZZq"—
TXTopen.ch3600"security_contact=mailto:security@open-systems.com"—
TXTopen.ch3600"Foxit-domain-verification=34bbb1a1b366260e977fdde938b90040"—
TXTopen.ch3600"miro-verification=1516e5a4c7aae66bac49c48c284452b2482e4bd6"—
TXTopen.ch3600"tresorit-verification=sXYewjPQ08HwpSTExDt96yGoJV8Q1qCCXvK2GNmL3hU"—
TXTopen.ch3600"google-site-verification=twlPlQTi19t1s7_WIn6iuSWoCOwiVcHrCSNiPoBLa7w"—
TXTopen.ch3600"GJdSaADvieyGp81N63OEWeMrrOzC2glpwqk4omaLsArBdcXwCqjfKe/pE0R8BULYXbgI9Y/nRXK8GaH43N3ifA=="—
TXTopen.ch3600"drift-domain-verification=eba926c767b4eba33360efa39b97eb3aca10a38a26c5ae38e0a37ef287757e94"—
TXTopen.ch3600"infoblox-domain-mastery=945eafcb5cd89eabf5f510d8a0bd5d7db71043bfcd01c4b82b6bac6cd4de734f92"—
TXTopen.ch3600"atlassian-domain-verification=KVRyN5955WScxEOuVxXKNWLgzvJVVsl/dNvaht4yR3kgar2CrQqmMbDobjwwfsJo"—
TXTopen.ch3600"figma-domain-verification=4e3df364a7569c66b5a52918bbc00ebac25ecb8602e8c0aede0044379f2c42a6-1751627622"—
SOAopen.ch21600ns-cloud-c1.googledomains.com. cloud-dns-hostmaster.google.com. 1 21600 3600 259200 300—
CAAopen.ch36000 issue "digicert.com"—
CAAopen.ch36000 issue "godaddy.com"—
CAAopen.ch36000 issue "letsencrypt.org"—
CAAopen.ch36000 issue "pki.goog"—
CAAopen.ch36000 issue "swisssign.com"—
CAAopen.ch36000 issuewild "letsencrypt.org"—
CAAopen.ch36000 issuewild "pki.goog"—
CAAopen.ch36000 issuewild "swisssign.com"—
Authority records · 1
TypeNameTTL · secondsValueLook up
SOAopen.ch300ns-cloud-c1.googledomains.com. cloud-dns-hostmaster.google.com. 1 21600 3600 259200 300—

Results reflect the public DNS view and recursive caching; they may differ from your local network. TXT strings retain their DNS quoting. Common records does not enumerate every name or record in a zone.