postdocnetwork.org - dns.ninja

postdocnetwork.org

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:5558🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:cc3a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.85.88Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.58🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSliz.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3abd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A2803:f800:50::6ca2:c0bd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRliz.ns.cloudflare.com
A2a06:98c1:50::ac40:20bd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRliz.ns.cloudflare.com
A108.162.192.189🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A172.64.32.189🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A173.245.58.189🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
NSvern.ns.cloudflare.com
A2606:4700:58::adf5:3bf3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A2803:f800:50::6ca2:c1f3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvern.ns.cloudflare.com
A2a06:98c1:50::ac40:21f3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvern.ns.cloudflare.com
A108.162.193.243🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A172.64.33.243🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A173.245.59.243🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.85.88, 172.67.204.58
IPv6 hints2606:4700:3030::6815:5558, 2606:4700:3037::ac43:cc3a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=6, name=cloudflare-ech.com
SOAliz.ns.cloudflare.comdns@cloudflare.com serial=2406018061

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1783301388

Same first word

postdocnetwork.com
postdocnetwork.net
postdocnetwork.org

DNS History

8 records (6 active, 2 former)

NSliz.ns.cloudflare.comvern.ns.cloudflare.comA104.21.85.88172.67.204.582606:4700:3030::6815:55582606:4700:3037::ac43:cc3a2606:4700:3032::ac43:cc3a2606:4700:3037::6815:5558
●NSliz.ns.cloudflare.com2026-03-11 → 2026-07-06 · 2 obs
● 2026-03-11 11:19:38
● 2026-07-06 01:35:00
●NSvern.ns.cloudflare.com2026-03-11 → 2026-07-06 · 2 obs
● 2026-03-11 11:19:38
● 2026-07-06 01:35:00
●A104.21.85.882026-03-11 → 2026-07-06 · 2 obs
● 2026-03-11 11:19:38
● 2026-07-06 01:35:00
●A172.67.204.582026-03-11 → 2026-07-06 · 2 obs
● 2026-03-11 11:19:38
● 2026-07-06 01:35:00
●A2606:4700:3030::6815:55582026-07-06 → 2026-07-06 · 3 obs
○ 2026-06-11 15:43:26
● 2026-07-06 01:34:58
● 2026-07-06 01:35:00
○A2606:4700:3032::ac43:cc3a2026-03-11 → 2026-06-11 · 4 obs
● 2026-03-11 11:19:38
● 2026-06-11 15:43:26
○ 2026-07-06 01:34:58
○ 2026-07-06 01:35:00
○A2606:4700:3037::6815:55582026-03-11 → 2026-06-11 · 4 obs
● 2026-03-11 11:19:38
● 2026-06-11 15:43:26
○ 2026-07-06 01:34:58
○ 2026-07-06 01:35:00
●A2606:4700:3037::ac43:cc3a2026-07-06 → 2026-07-06 · 3 obs
○ 2026-06-11 15:43:26
● 2026-07-06 01:34:58
● 2026-07-06 01:35:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
postdocnetwork.orgliz.ns.cloudflare.com, vern.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.189

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postdocnetwork.org (unsigned zone)

⏱️ Timing

Total: 814ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.85.88, 172.67.204.58
AAAA22606:4700:3037::ac43:cc3a, 2606:4700:3030::6815:5558
NS2liz.ns.cloudflare.com, vern.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1liz.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

postdocnetwork.org directs to four IP numbers, which are 104.21.85.88, 172.67.204.58, 2606:4700:3030::6815:5558 and 2606:4700:3037::ac43:cc3a.

Among the host names that share IP numbers with postdocnetwork.org are www.xx77pp.com, salonsocialclub.com, megablock.cz and two others.

Name Servers

The NS records for postdocnetwork.org delegate to liz.ns.cloudflare.com and vern.ns.cloudflare.com.

postdocnetwork.org has the same name server delegation as a number of other domains, such as highered.careers, postdocs.careers, postdoc.org and two more.

At least some of postdocnetwork.org's name servers are shared with other domains, for example zebrabox.com.br, scabiesrelief.com, smartguideclub.nl and two more.

These name servers are often deployed together with the name servers tom.ns.cloudflare.com, jason.ns.cloudflare.com, kareem.ns.cloudflare.com and sri.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

liz.ns.cloudflare.com maps to 108.162.192.189, 172.64.32.189, 173.245.58.189 and 3 additional IP addresses.

vern.ns.cloudflare.com maps to 108.162.193.243, 172.64.33.243, 173.245.59.243 and 3 additional IP addresses.