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
18 answer recordsupc.nl
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 | upc.nl | 2936 | 18.195.237.99 | IP WHOIS → |
| A | upc.nl | 2936 | 63.178.207.49 | IP WHOIS → |
| AAAA | upc.nl | 2936 | 2a05:d014:47f:f301:e78:160a:a6d3:3bbc | IP WHOIS → |
| AAAA | upc.nl | 2936 | 2a05:d014:47f:f300:7c18:9da0:ed49:ce80 | IP WHOIS → |
| MX | upc.nl | 300 | 10 front.mail.ziggo.com. | DNS → |
| NS | upc.nl | 86400 | ns1.upc.biz. | DNS → |
| NS | upc.nl | 86400 | ns2.upc.biz. | DNS → |
| NS | upc.nl | 86400 | ns3.upc.biz. | DNS → |
| TXT | upc.nl | 3600 | "_k8j6941dbsdndavinxdpjasro509kkd" | — |
| TXT | upc.nl | 3600 | "_pfkq2dx7k6jsmiquwz1t8z1o7nipvs0" | — |
| TXT | upc.nl | 3600 | "v=spf1 include:mail.ziggo.com -all" | — |
| SOA | upc.nl | 3600 | ns1.upc.biz. hostmaster.chello.com. 2026082401 3600 7200 3600000 3600 | — |
| CAA | upc.nl | 3600 | 0 iodef "mailto:digitaldomainoffice@vodafoneziggo.com" | — |
| CAA | upc.nl | 3600 | 0 issue "digicert.com" | — |
| CAA | upc.nl | 3600 | 0 issue "globalsign.com" | — |
| CAA | upc.nl | 3600 | 0 issue "letsencrypt.org" | — |
| CAA | upc.nl | 3600 | 0 issue "sectigo.com" | — |
| CAA | upc.nl | 3600 | 0 issuewild ";" | — |
Authority records · 1
| Type | Name | TTL · seconds | Value | Look up |
|---|---|---|---|---|
| SOA | upc.nl | 3600 | ns1.upc.biz. hostmaster.chello.com. 2026082401 3600 7200 3600000 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.