`jacobssuzhou.com`

DNSSEC	⚠️ Not signed
NS	`ns1-02.azure-dns.com` ⭐
		A	2603:1061:0:700::2^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-02.azure-dns.com`
		A	13.107.236.2^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-02.azure-dns.com`
NS	`ns2-02.azure-dns.net`
		A	2620:1ec:8ec:700::2^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-02.azure-dns.net`
		A	150.171.21.2^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-02.azure-dns.net`
NS	`ns3-02.azure-dns.org`
		A	2a01:111:4000:700::2^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-02.azure-dns.org`
		A	204.14.183.2^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-02.azure-dns.org`
NS	`ns4-02.azure-dns.info`
		A	2620:1ec:bda:700::2^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-02.azure-dns.info`
		A	208.84.5.2^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-02.azure-dns.info`
SOA	`ns1-02.azure-dns.com`dnslevel3@jacobs.com serial=8

`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=1777075381

Same first word

jacobssuzhou.com

DNS History

6 records (4 active, 2 former)

○NSdns1.jacobs.com2016-12-21 → 2016-12-21 · 3 obs

● 2016-12-21 01:41:10
○ 2018-01-24 09:47:32
○ 2026-04-25 00:33:08

○NSdns2.jacobs.com2016-12-21 → 2016-12-21 · 3 obs

● 2016-12-21 01:41:10
○ 2018-01-24 09:47:32
○ 2026-04-25 00:33:08

●NSns1-02.azure-dns.com2018-01-24 → 2026-04-25 · 3 obs

○ 2016-12-21 01:41:10
● 2018-01-24 09:47:32
● 2026-04-25 00:33:08

●NSns2-02.azure-dns.net2018-01-24 → 2026-04-25 · 3 obs

○ 2016-12-21 01:41:10
● 2018-01-24 09:47:32
● 2026-04-25 00:33:08

●NSns3-02.azure-dns.org2018-01-24 → 2026-04-25 · 3 obs

○ 2016-12-21 01:41:10
● 2018-01-24 09:47:32
● 2026-04-25 00:33:08

●NSns4-02.azure-dns.info2018-01-24 → 2026-04-25 · 3 obs

○ 2016-12-21 01:41:10
● 2018-01-24 09:47:32
● 2026-04-25 00:33:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
jacobssuzhou.com	ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info	2 records

✅ Authoritative Response

Server:13.107.236.2

NS records: ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jacobssuzhou.com (unsigned zone)

⏱️ Timing

Total: 296ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1-02.azure-dns.com, ns2-02.azure-dns.net...`
SOA	1	`ns1-02.azure-dns.com dnslevel3.jacobs.co`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-02.azure-dns.com, ns1-02.azure-dns.com)

Analysis

Name Servers

jacobssuzhou.com is delegated to four name servers: ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org.

jacobssuzhou.com at least partially shares name servers with other domains, for instance forzaracingchampionship.net, 209.55.65.in-addr.arpa, clientsecurity.com, studentfirst.dev and dotheo2.com.

Host names with two IP numbers:

Host name ns1-02.azure-dns.com points to: 2603:1061:0:700::2 and 13.107.236.2.

Host name ns4-02.azure-dns.info points to: 2620:1ec:bda:700::2 and 208.84.5.2.

Host name ns2-02.azure-dns.net points to: 2620:1ec:8ec:700::2 and 150.171.21.2.

Host name ns3-02.azure-dns.org points to: 2a01:111:4000:700::2 and 204.14.183.2.

jacobssuzhou.com - robtex.com