postdocsusa.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`postdocsusa.com`

DNSSEC	⚠️ Not signed
NS	`liz.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3abd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`liz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`liz.ns.cloudflare.com`
		A	108.162.192.189^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	172.64.32.189^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	173.245.58.189^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
NS	`vern.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vern.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vern.ns.cloudflare.com`
		A	108.162.193.243^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	172.64.33.243^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	173.245.59.243^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
SOA	`liz.ns.cloudflare.com`dns@cloudflare.com serial=2410612527

`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=1786828659

Same first word

postdocsusa.com

DNS History

2 records (2 active, 0 former)

●NSliz.ns.cloudflare.com2026-02-16 → 2026-08-15 · 2 obs

● 2026-02-16 06:12:30
● 2026-08-15 21:36:58

●NSvern.ns.cloudflare.com2026-02-16 → 2026-08-15 · 2 obs

● 2026-02-16 06:12:30
● 2026-08-15 21:36:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
postdocsusa.com	vern.ns.cloudflare.com, liz.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.189

NS records: vern.ns.cloudflare.com, liz.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postdocsusa.com (unsigned zone)

⏱️ Timing

Total: 125ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`liz.ns.cloudflare.com, vern.ns.cloudflare.com`
SOA	1	`liz.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (vern.ns.cloudflare.com, vern.ns.cloudflare.com, vern.ns.cloudflare.com...)

Analysis

Name Servers

postdocsusa.com has two authoritative name servers — liz.ns.cloudflare.com and vern.ns.cloudflare.com.

postdocsusa.com uses the same name servers as several other domains — among them minority.careers, epostdoc.net, studentship.com and two more.

There is at least partial name server overlap between postdocsusa.com and other domains — patidarwebplanet.com, metaversy.com, milgie.com and two more among them.

These name servers frequently co-occur with the name servers mark.ns.cloudflare.com and jason.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

liz.ns.cloudflare.com points to 108.162.192.189, 172.64.32.189, 173.245.58.189 and 3 other IP addresses.

vern.ns.cloudflare.com points to 108.162.193.243, 172.64.33.243, 173.245.59.243 and 3 other IP addresses.