xcelcon.com - robtex.com
xcelcon.com
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | ||||||
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=1774360257 | ||||||
Same first word
Similar names
DNS History
6 records (2 active, 4 former)
●NSauthns1.centurylink.net2026-03-09 → 2026-03-24 · 3 obs
● 2026-03-09 04:09:14
● 2026-03-24 14:15:28
●NSauthns2.centurylink.net2026-03-09 → 2026-03-24 · 3 obs
● 2026-03-09 04:09:14
● 2026-03-24 14:15:28
○NSns11.worldnic.com2016-12-19 → 2017-11-21 · 4 obs
● 2017-11-21 15:28:06
○ 2026-03-09 04:09:14
○ 2026-03-24 14:15:28
○NSns12.worldnic.com2016-12-19 → 2017-11-21 · 4 obs
● 2017-11-21 15:28:06
○ 2026-03-09 04:09:14
○ 2026-03-24 14:15:28
○MXp.webcom.ctmail.com2016-12-19 → 2017-11-21 · 4 obs
● 2017-11-21 15:28:06
○ 2026-03-09 04:09:14
○ 2026-03-24 14:15:28
○A208.91.197.272016-12-19 → 2017-11-21 · 4 obs
● 2017-11-21 15:28:06
○ 2026-03-09 04:09:14
○ 2026-03-24 14:15:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| xcelcon.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 xcelcon.com (unsigned zone)
⏱️ Timing
Total: 280ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Two name servers authns1.centurylink.net and authns2.centurylink.net handle delegation for xcelcon.com.
xcelcon.com uses the same name server setup as other domains, for example 209-102-131-255.static.gulftelephone.net, car2.elpasoco.com, laprensaca.biz, thesecurianadvantage.net and 5.74.in-addr.arpa.
xcelcon.com partially shares name servers with other domains; examples include 101.89.64.in-addr.arpa, principalglobalinvestors.llc, centurylinknew.com, oregonstatecu.com and 138.234.192.in-addr.arpa.
These name servers are commonly used alongside authns1.qwest.net, authns2.qwest.net, ns1.kmcmail.net, ns2.kmcmail.net, auth111.ns.uu.net, auth120.ns.uu.net, ns3.kmcmail.net, autns1.centurylink.net, cvidns2.centuryfurniture.com and ns1.aoc.gov.
Host names with two IP numbers:
authns1.centurylink.net points to: 2001:428::5 and 63.150.72.4
authns2.centurylink.net points to: 2001:428::6 and 208.44.130.120