researchsquare.io - robtex.com
researchsquare.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:10::6814:1d64🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700:10::ac42:9f0c🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.20.29.100Cloudflare104.20.16.0/20 | ||||||
| A | 172.66.159.12🇺🇸 Cloudflare172.66.144.0/20 | ||||||
| NS | pdns1.ultradns.net ⭐ | ||||||
| A | 2001:502:f3ff::1🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| A | 204.74.108.1🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar | ||||||
| NS | ns37.ultradns2.com | ||||||
| A | 2610:a1:3125::53 | ||||||
| A | 204.74.104.37 | ||||||
| NS | ns37.ultradns2.org | ||||||
| A | 2610:a1:3225::53 | ||||||
| A | 204.74.106.37 | ||||||
| NS | pdns2.ultradns.net | ||||||
| A | 2610:a1:1014::1🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| A | 204.74.109.1🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar | ||||||
| NS | pdns3.ultradns.org | ||||||
| A | 2610:a1:1015::1🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| A | 199.7.68.1🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar | ||||||
| SOA | pdns1.ultradns.nethostmaster@springernature.com serial=1712947481 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1773494468 | ||||||
Same first word
researchsquare.com |
researchsquare.org |
researchsquare.org.cn |
researchsquare.net |
researchsquare.co |
researchsquare.cn |
researchsquare.io |
researchsquare.com.cn |
DNS History
9 records (9 active, 0 former)
●NSns37.ultradns2.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●NSns37.ultradns2.org2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●NSpdns1.ultradns.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●NSpdns2.ultradns.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●NSpdns3.ultradns.org2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●A104.20.29.1002026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●A172.66.159.122026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●A2606:4700:10::6814:1d642026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
●A2606:4700:10::ac42:9f0c2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 01:25:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io | - |
| researchsquare.io | pdns3.ultradns.org, pdns2.ultradns.net, ns37.ultradns2.org, pdns1.ultradns.net... | - |
✅ Authoritative Response
Server:204.74.104.37
NS records: pdns3.ultradns.org, pdns2.ultradns.net, ns37.ultradns2.org, pdns1.ultradns.net, ns37.ultradns2.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for researchsquare.io (unsigned zone)
⏱️ Timing
Total: 1575ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.20.29.100, 172.66.159.12 |
| AAAA | 2 | 2606:4700:10::6814:1d64, 2606:4700:10::ac42:9f0c |
| NS | 5 | ns37.ultradns2.com, ns37.ultradns2.org... |
| SOA | 1 | pdns1.ultradns.net hostmaster.springerna |
Analysis
IP Addresses
researchsquare.io maps to four IP numbers: 2606:4700:10::6814:1d64, 2606:4700:10::ac42:9f0c, 104.20.29.100 and 172.66.159.12.
other host names include godocs.com, researchsquare.com, researchsquare.org, www.researchsquare.com and researchsquare.org.cn; they share IP numbers with researchsquare.io.
Name Servers
researchsquare.io is delegated to five name servers: ns37.ultradns2.com, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org and ns37.ultradns2.org.
researchsquare.io at least partially shares name servers with other domains, for instance 1.a.3.9.0.8.1.0.f.1.0.2.b.0.0.0.0.0.0.c.3.6.3.2.0.0.0.9.0.0.6.2.ip6.arpa, tyvek.ch, delwebbcommunities.com, expediaairagenttool.com and hotwiresucks.com.
These name servers are commonly used with pdns5.ultradns.info, pdns4.ultradns.org, pdns6.ultradns.co.uk, udns1.ultradns.net, udns2.ultradns.net, x1.amazonaws.com, x2.amazonaws.com, x3.amazonaws.org and x4.amazonaws.org.
Host names with two IP numbers:
The host name ns37.ultradns2.com points to 2610:a1:3125::53 and 204.74.104.37.
The host name pdns1.ultradns.net points to 2001:502:f3ff::1 and 204.74.108.1.
The host name pdns2.ultradns.net points to 2610:a1:1014::1 and 204.74.109.1.
The host name pdns3.ultradns.org points to 2610:a1:1015::1 and 199.7.68.1.
The host name ns37.ultradns2.org points to 2610:a1:3225::53 and 204.74.106.37.