merck-sg.com - robtex.com
merck-sg.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.162.18.125🇸🇬 AKAMAI-LINODE-AP139.162.0.0/19 Akamai Technologies | ||||||
| PTR | sg203.bigdomaincloud.com | ||||||
| NS | ns101.bigdomaincloud.com ⭐ | ||||||
| A | 139.162.18.125🇸🇬 AKAMAI-LINODE-AP139.162.0.0/19 Akamai Technologies | ||||||
| PTR | sg203.bigdomaincloud.com | ||||||
| NS | ns102.bigdomaincloud.com | ||||||
| A | 172.105.159.67🇺🇸 AKAMAI-LINODE-AP172.105.152.0/21 Akamai Technologies | ||||||
| PTR | usdn103.bigdomaincloud.com | ||||||
| MX | merck-sg.com ⭐ | ||||||
| A | 139.162.18.125🇸🇬 AKAMAI-LINODE-AP139.162.0.0/19 Akamai Technologies | ||||||
| PTR | sg203.bigdomaincloud.com | ||||||
| TXT | v=spf1 +a +mx +ip4:139.162.18.125 ~all | ||||||
| SOA | ns101.bigdomaincloud.combigdomainlog@gmail.com 2026-07-31 #2 | ||||||
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=1785480977 | ||||||
MX for
merck-sg.com |
Subdomains
www.merck-sg.com |
Same first word
merck-sg.com |
DNS History
4 records (4 active, 0 former)
●NSns101.bigdomaincloud.com2026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 07:24:34
●NSns102.bigdomaincloud.com2026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 07:24:34
●MXmerck-sg.com2026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 07:24:34
●A139.162.18.1252026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 07:24:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| merck-sg.com | ns101.bigdomaincloud.com, ns102.bigdomaincloud.com | 2 records |
✅ Authoritative Response
Server:139.162.18.125
NS records: ns101.bigdomaincloud.com, ns102.bigdomaincloud.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for merck-sg.com (unsigned zone)
⏱️ Timing
Total: 3514ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.162.18.125 |
| NS | 2 | ns101.bigdomaincloud.com, ns102.bigdomaincloud.com |
| MX | 1 | merck-sg.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:139.162.18.125 ~all |
| SOA | 1 | ns101.bigdomaincloud.com bigdomainlog.gm |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns101.bigdomaincloud.com, ns102.bigdomaincloud.com)
Analysis
Hierarchy
The domain www.merck-sg.com falls under the parent merck-sg.com.
Mail Server Role
merck-sg.com is listed as a mail server for itself.
IP Addresses
merck-sg.com resolves to one IP address: 139.162.18.125.
radiosignalunit.com, mail.moonmanevents.com, mail.epop.my and two other host names share IP numbers with merck-sg.com.
Name Servers
merck-sg.com is delegated to two name servers: ns101.bigdomaincloud.com and ns102.bigdomaincloud.com.
merck-sg.com uses the same name servers as several other domains — among them eep-eng.com, globalcodex.my, jfcsg.com and two more.
At least some of merck-sg.com's name servers are shared with other domains, for example sg105.bigdomaincloud.com and sg202.bigdomaincloud.com.
These name servers tend to be used in conjunction with the name servers ns1.bigdomaincloud.com.
Each of ns101.bigdomaincloud.com and ns102.bigdomaincloud.com has one IP address: ns101.bigdomaincloud.com uses 139.162.18.125 and ns102.bigdomaincloud.com uses 172.105.159.67.
Mail Servers
Mail for merck-sg.com is handled by one mail server — merck-sg.com.
merck-sg.com resolves to a single IP number: 139.162.18.125.