geotrust.pt - robtex.com
geotrust.pt
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180a:1001::1🇺🇸 Tiggee2600:180a:1001::/48 Constellix anycast network | ||||||
| PTR | ns11.constellix.com | ||||||
| A | 96.45.80.1🇺🇸 Tiggee96.45.80.0/24 route 96.45.80.0/24 | ||||||
| PTR | ns11.constellix.com | ||||||
| NS | f4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180b:2001::1🇺🇸 Tiggee2600:180b:2001::/48 Constellix anycast network | ||||||
| PTR | ns21.constellix.com | ||||||
| A | 46.31.236.1🇺🇸 Tiggee46.31.236.0/24 route 46.31.236.0/24 | ||||||
| PTR | ns21.constellix.com | ||||||
| NS | g4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180c:3001::1🇺🇸 Tiggee2600:180c:3001::/48 Constellix anycast network | ||||||
| PTR | ns31.constellix.com | ||||||
| A | 43.247.170.1🇯🇵 Tiggee43.247.170.0/24 route 43.247.170.0/24 | ||||||
| PTR | ns31.constellix.com | ||||||
| NS | l4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180a:1001::1🇺🇸 Tiggee2600:180a:1001::/48 Constellix anycast network | ||||||
| PTR | ns11.constellix.com | ||||||
| A | 96.45.80.1🇺🇸 Tiggee96.45.80.0/24 route 96.45.80.0/24 | ||||||
| PTR | ns11.constellix.com | ||||||
pt
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | curiosity.dns.pt ⭐ | ||||||
| NS | a.dns.pt | ||||||
| NS | b.dns.pt | ||||||
| NS | c.dns.pt | ||||||
| NS | d.dns.pt | ||||||
| NS | e.dns.pt | ||||||
| NS | g.dns.pt | ||||||
| NS | h.dns.pt | ||||||
| NS | ns.dns.br | ||||||
| NS | ns2.nic.fr | ||||||
| SOA | curiosity.dns.ptrequest@dns.pt 2026-04-12 #4 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○A165.160.13.202015-06-19 → 2017-02-10 · 4 obs
● 2017-02-10 23:31:06
○ 2026-04-09 06:57:54
○ 2026-04-12 02:30:36
○A165.160.15.202015-06-19 → 2017-02-10 · 4 obs
● 2017-02-10 23:31:06
○ 2026-04-09 06:57:54
○ 2026-04-12 02:30:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | d.dns.pt, h.dns.pt, a.dns.pt, b.dns.pt... | - |
| geotrust.pt | a4.nstld.com, f4.nstld.com, g4.nstld.com, l4.nstld.com | - |
✅ Authoritative Response
Server:46.31.236.1
NS records: a4.nstld.com, f4.nstld.com, g4.nstld.com, l4.nstld.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for geotrust.pt (unsigned zone)
⏱️ Timing
Total: 653ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
geotrust.pt delegates to four name servers: a4.nstld.com, f4.nstld.com, g4.nstld.com and l4.nstld.com.
geotrust.pt at least partially shares name servers with other domains, for instance ipcoe.com, netsure.info, trustedsiteseal.com, bnyadrmellon.biz and gsinternational.biz.
These name servers are commonly used with j4.nstld.com, h4.nstld.com, k4.nstld.com, ns0.isp.sky.com and ns1.isp.sky.com.
Host names with two IP numbers:
- a4.nstld.com points to 2600:180a:1001::1 and 96.45.80.1
- f4.nstld.com points to 2600:180b:2001::1 and 46.31.236.1
- g4.nstld.com points to 2600:180c:3001::1 and 43.247.170.1
- l4.nstld.com points to 2600:180a:1001::1 and 96.45.80.1
Host names that point to 2600:180a:1001::1: a4.nstld.com and l4.nstld.com
Host names that point to 96.45.80.1: a4.nstld.com and l4.nstld.com