chemreference.com - robtex.com
chemreference.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.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
www.chemreference.com |
Same first word
chemreference.com |
DNS History
7 records (6 active, 1 former)
●NSns1.digitalocean.com2015-06-19 → 2026-03-23 · 2 obs
● 2026-03-23 22:48:18
●NSns2.digitalocean.com2015-06-19 → 2026-03-23 · 2 obs
● 2026-03-23 22:48:18
●NSns3.digitalocean.com2015-06-19 → 2026-03-23 · 2 obs
● 2026-03-23 22:48:18
●MXin1-smtp.messagingengine.com2026-03-23 → 2026-03-23 · 1 obs
●MXin2-smtp.messagingengine.com2026-03-23 → 2026-03-23 · 1 obs
○A162.243.221.62015-06-19 → 2020-03-09 · 3 obs
● 2020-03-09 01:33:12
○ 2026-03-23 22:48:18
●A167.172.224.1792026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 22:48:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net... | - |
| chemreference.com | ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com | 3 records |
✅ Authoritative Response
Server:172.64.52.210
NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chemreference.com (unsigned zone)
⏱️ Timing
Total: 281ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.172.224.179 |
| NS | 3 | ns2.digitalocean.com, ns3.digitalocean.com... |
| MX | 2 | in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20) |
| TXT | 1 | v=spf1 include:spf.messagingengine.com ? |
| SOA | 1 | ns1.digitalocean.com hostmaster.chemrefe |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com)
Analysis
Hierarchy
chemreference.com is the parent of www.chemreference.com.
IP Addresses
chemreference.com resolves to a single IP: 167.172.224.179.
Name Servers
chemreference.com delegates to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
chemreference.com shares some name servers with other domains, for example speedy-soft.com, derekmullin.com, heta.in, 130.23.64.in-addr.arpa and 78.248.104.in-addr.arpa.
Host names with two IP numbers:
ns1.digitalocean.com: 2606:4700:52::ac40:34d2 and 172.64.52.210
ns2.digitalocean.com: 2606:4700:5a::ac40:3515 and 172.64.53.21
ns3.digitalocean.com: 2606:4700:52::ac40:31d1 and 172.64.49.209
Mail Servers
chemreference.com is served by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.
chemreference.com shares the mail server setup with other domains, for example hotelmarketing.com, scottandrew.com, catgirl.tech, markanddoni.com and nat.sh.
Eight IP numbers for host names:
in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.
Four IP numbers for host names:
in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.