uptimeblog.com - robtex.com
uptimeblog.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-slough1.ptc.com ⚠️ Not in zone NS records | ||||||
| A | 199.6.20.5🇺🇸 AS3561199.6.20.0/24 | ||||||
| NS | dns.ptc.com ⚠️ Not in zone NS records | ||||||
| A | 12.11.148.11🇺🇸 AS1426712.11.148.0/24 | ||||||
| NS | dns2.ptc.com ⚠️ Not in zone NS records | ||||||
| A | 12.11.148.12🇺🇸 AS1426712.11.148.0/24 | ||||||
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=1774680622 | ||||||
Same first word
uptimeblog.com |
DNS History
3 records (3 active, 0 former)
●NSdns-slough1.ptc.com2026-02-19 → 2026-03-28 · 2 obs
● 2026-03-28 07:12:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net... | - |
| uptimeblog.com | dns2.ptc.com, dns.ptc.com, dns-slough1.ptc.com | 3 records |
✅ Authoritative Response
Server:12.11.148.11
NS records: dns2.ptc.com, dns.ptc.com, dns-slough1.ptc.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for uptimeblog.com (unsigned zone)
⏱️ Timing
Total: 391ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (dns2.ptc.com, dns.ptc.com, dns-slough1.ptc.com)
Analysis
Name Servers
The delegation for uptimeblog.com is handled by three name servers: dns-slough1.ptc.com, dns2.ptc.com and dns.ptc.com.
uptimeblog.com at least partially shares name servers with other domains, for instance mathcad.biz, 19.6.199.in-addr.arpa, sticorp.us, ptc.com.de and cadds5.net.
These name servers are commonly used with a1-247.akam.net, a10-67.akam.net, a12-66.akam.net, a2-65.akam.net, a5-67.akam.net and a9-65.akam.net.
Host names with one IP number:
dns-slough1.ptc.com points to 199.6.20.5.
dns2.ptc.com points to 12.11.148.12.
dns.ptc.com points to 12.11.148.11.