`sgcsupercert.com`

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`

`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.net`nstld@verisign-grs.com serial=1775960967

Same first word

sgcsupercert.com

DNS History

7 records (4 active, 3 former)

●NSa4.nstld.com2008-03-18 → 2026-04-12 · 2 obs

● 2008-03-18 21:43:08
● 2026-04-12 02:59:34

●NSf4.nstld.com2008-03-18 → 2026-04-12 · 2 obs

● 2008-03-18 21:43:08
● 2026-04-12 02:59:34

●NSg4.nstld.com2008-03-18 → 2026-04-12 · 2 obs

● 2008-03-18 21:43:08
● 2026-04-12 02:59:34

●NSl4.nstld.com2008-03-18 → 2026-04-12 · 2 obs

● 2008-03-18 21:43:08
● 2026-04-12 02:59:34

○A165.160.13.202015-07-21 → 2017-04-08 · 5 obs

○ 2008-03-18 21:43:08
● 2015-07-21 04:53:32
● 2017-04-08 15:51:16
○ 2026-04-09 11:10:40
○ 2026-04-12 02:59:34

○A165.160.15.202015-07-21 → 2017-04-08 · 5 obs

○ 2008-03-18 21:43:08
● 2015-07-21 04:53:32
● 2017-04-08 15:51:16
○ 2026-04-09 11:10:40
○ 2026-04-12 02:59:34

○A198.41.1.402008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 21:43:08
○ 2015-07-21 04:53:32
○ 2026-04-12 02:59:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sgcsupercert.com	l4.nstld.com, a4.nstld.com, f4.nstld.com, g4.nstld.com	8 records

✅ Authoritative Response

Server:96.45.80.1

NS records: l4.nstld.com, a4.nstld.com, f4.nstld.com, g4.nstld.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sgcsupercert.com (unsigned zone)

⏱️ Timing

Total: 90ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (l4.nstld.com, l4.nstld.com, a4.nstld.com...)

Analysis

Name Servers

sgcsupercert.com is delegated to four name servers: a4.nstld.com, f4.nstld.com, g4.nstld.com and l4.nstld.com.

At least part of the name servers for sgcsupercert.com are shared with other domains, for instance cognizantinternational.com, trygghetsbanken.com, placementsdirectsmanuvie.biz, thawte-ssl.net and thenewfaceofrisk.com.

These name servers are commonly used together with the name servers j4.nstld.com, h4.nstld.com, k4.nstld.com, a1.verisigndns.com, a2.verisigndns.com and a3.verisigndns.com.

Hostnames 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

Hostnames pointing to 2600:180a:1001::1: a4.nstld.com and l4.nstld.com

Hostnames pointing to 96.45.80.1: a4.nstld.com and l4.nstld.com

sgcsupercert.com - robtex.com