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.
Querying DNS records…
DNS
37 answer recordsisc.org
ANOERRORAD yes
AAAANOERRORAD 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.
| Type | Name | TTL · seconds | Value | Look up |
|---|---|---|---|---|
| A | isc.org | 75 | 151.101.131.42 | IP WHOIS → |
| A | isc.org | 75 | 151.101.195.42 | IP WHOIS → |
| A | isc.org | 75 | 151.101.3.42 | IP WHOIS → |
| A | isc.org | 75 | 151.101.67.42 | IP WHOIS → |
| AAAA | isc.org | 300 | 2a04:4e42::810 | IP WHOIS → |
| AAAA | isc.org | 300 | 2a04:4e42:200::810 | IP WHOIS → |
| AAAA | isc.org | 300 | 2a04:4e42:400::810 | IP WHOIS → |
| AAAA | isc.org | 300 | 2a04:4e42:600::810 | IP WHOIS → |
| MX | isc.org | 300 | 5 mx.pao1.isc.org. | DNS → |
| MX | isc.org | 300 | 10 mx.ams1.isc.org. | DNS → |
| NS | isc.org | 7200 | ns.isc.afilias-nst.info. | DNS → |
| NS | isc.org | 7200 | ns1.isc.org. | DNS → |
| NS | isc.org | 7200 | ns2.isc.org. | DNS → |
| NS | isc.org | 7200 | ns3.isc.org. | DNS → |
| NS | isc.org | 7200 | nsp.dnsnode.net. | DNS → |
| TXT | isc.org | 7200 | "F8C4EB9011" | — |
| TXT | isc.org | 7200 | "MS=2583E0E0DCCBF33EC6DAFF0B4BFBAF78FFCF7AD0" | — |
| TXT | isc.org | 7200 | "google-site-verification=6v652rgkk_kI6Ky32iGdxqXjQ4_BAd5DYKsrnRXKUiE" | — |
| TXT | isc.org | 7200 | "google-site-verification=grXE1SbXWNed6C5yQgI8fwxgucE0DppnbICbhZr9qG0" | — |
| TXT | isc.org | 7200 | "google-site-verification=wg4m8dWi3XVPRYmtBoy6xSKp3juhxIWa6UdxjZkNQCg" | — |
| TXT | isc.org | 7200 | "_globalsign-domain-verification=ckxXdoIq27XGYE4ATbBYQOBeV7PTJWRxYe-PXDyzMX" | — |
| TXT | isc.org | 7200 | "v=spf1 a mx ip4:149.20.0.0/20 ip6:2001:04F8::0/32 ip6:2001:500:60::65/128 ip4:199.6.1.0/24 ip6:2001:500:6b:2::0/64 " "include:shops.shopify.com include:servers.mcsv.net include:_spf.salesforce.com " "include:spf-a.customercenter.net include:spf-b.customercenter.net include:spf-c.customercenter.net ~all" | — |
| SOA | isc.org | 7200 | ns-int.isc.org. hostmaster.isc.org. 2026092306 7200 3600 24796800 3600 | — |
| CAA | isc.org | 7200 | 0 iodef "mailto:hostmaster@isc.org" | — |
| CAA | isc.org | 7200 | 0 issue "Digicert.com" | — |
| CAA | isc.org | 7200 | 0 issue "certainly.com" | — |
| CAA | isc.org | 7200 | 0 issue "comodoca.com" | — |
| CAA | isc.org | 7200 | 0 issue "globalsign.com" | — |
| CAA | isc.org | 7200 | 0 issue "letsencrypt.org" | — |
| CAA | isc.org | 7200 | 0 issue "pki.goog" | — |
| CAA | isc.org | 7200 | 0 issue "sectigo.com" | — |
| CAA | isc.org | 7200 | 0 issuewild "certainly.com" | — |
| CAA | isc.org | 7200 | 0 issuewild "comodoca.com" | — |
| CAA | isc.org | 7200 | 0 issuewild "globalsign.com" | — |
| CAA | isc.org | 7200 | 0 issuewild "sectigo.com" | — |
| CAA | isc.org | 7200 | 0 issuewild "trust-provider.com" | — |
| CAA | isc.org | 7200 | 0 issuewild "usertrust.com" | — |
Authority records · 1
| Type | Name | TTL · seconds | Value | Look up |
|---|---|---|---|---|
| SOA | isc.org | 3600 | ns-int.isc.org. hostmaster.isc.org. 2026092306 7200 3600 24796800 3600 | — |
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.