denturylink.com - robtex.com
denturylink.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | authns1.qwest.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2001:428::5🇺🇸 AS2092001:428::/32 | ||||||
| PTR | authns1.qwest.net | ||||||
| A | 63.150.72.4🇺🇸 AS20963.144.0.0/12 | ||||||
| PTR | authns1.centurylink.net | ||||||
| PTR | authns1.qwest.net | ||||||
| PTR | authns1.lumen.tech | ||||||
| NS | authns1.centurylink.net ⚠️ Not in zone NS records | ||||||
| A | 2001:428::5🇺🇸 AS2092001:428::/32 | ||||||
| PTR | authns1.qwest.net | ||||||
| A | 63.150.72.4🇺🇸 AS20963.144.0.0/12 | ||||||
| PTR | authns1.centurylink.net | ||||||
| PTR | authns1.qwest.net | ||||||
| PTR | authns1.lumen.tech | ||||||
| NS | authns2.centurylink.net ⚠️ Not in zone NS records | ||||||
| A | 2001:428::6🇺🇸 AS2092001:428::/32 | ||||||
| PTR | authns2.qwest.net | ||||||
| A | 208.44.130.120🇺🇸 AS209208.44.0.0/14 | ||||||
| PTR | authns2.centurylink.net | ||||||
| PTR | authns2.qwest.net | ||||||
| PTR | authns2.lumen.tech | ||||||
| NS | authns2.qwest.net ⚠️ Not in parent delegation | ||||||
| A | 2001:428::6🇺🇸 AS2092001:428::/32 | ||||||
| PTR | authns2.qwest.net | ||||||
| A | 208.44.130.120🇺🇸 AS209208.44.0.0/14 | ||||||
| PTR | authns2.centurylink.net | ||||||
| PTR | authns2.qwest.net | ||||||
| PTR | authns2.lumen.tech | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | authns1.qwest.netdns-admin@qwestip.net serial=2210113001 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786830474 | ||||||
Same first word
denturylink.net |
denturylink.com |
DNS History
4 records (4 active, 0 former)
●NSauthns1.centurylink.net2026-07-27 → 2026-08-15 · 2 obs
● 2026-08-15 22:14:42
●NSauthns2.centurylink.net2026-07-27 → 2026-08-15 · 2 obs
● 2026-08-15 22:14:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net... | - |
| denturylink.com | authns1.centurylink.net, authns2.centurylink.net | - |
✅ Authoritative Response
Server:63.150.72.4
NS records: authns1.centurylink.net, authns2.centurylink.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for denturylink.com (unsigned zone)
⏱️ Timing
Total: 329ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | authns2.qwest.net, authns1.qwest.net |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | authns1.qwest.net dns-admin.qwestip.net |
Analysis
Name Servers
denturylink.com has four authoritative name servers: authns1.centurylink.net, authns2.centurylink.net, authns1.qwest.net and authns2.qwest.net.
There is at least partial name server overlap between denturylink.com and other domains — 155.145.63.in-addr.arpa, 213.156.184.in-addr.arpa, 145.161.72.in-addr.arpa and two more among them.
These name servers regularly appear alongside ns1.kmcmail.net, ns2.kmcmail.net, auth20.ns.wcom.com and 7 other name servers in NS record sets.
The hostnames authns1.centurylink.net, authns2.centurylink.net, authns1.qwest.net and authns2.qwest.net each resolve to two IP addresses. authns1.centurylink.net and authns1.qwest.net both point to 63.150.72.4 and 2001:428::5, while authns2.centurylink.net and authns2.qwest.net both resolve to 208.44.130.120 and 2001:428::6.
authns1.centurylink.net and authns1.qwest.net are host names that each point to 2001:428::5 IP addresses.
authns1.centurylink.net and authns1.qwest.net are host names that each point to 63.150.72.4 IP addresses.
authns2.centurylink.net and authns2.qwest.net are host names that each point to 2001:428::6 IP addresses.
authns2.centurylink.net and authns2.qwest.net are host names that each point to 208.44.130.120 IP addresses.