postgresql.com - robtex.com
postgresql.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=1777003561 | ||||||
rank #421500 in the tld
Subdomains
www.postgresql.com |
Same first word
DNS History
6 records (6 active, 0 former)
●NSns1.postgresql.org2015-07-13 → 2026-04-24 · 2 obs
● 2026-04-24 04:16:12
●NSns2.postgresql.org2015-07-13 → 2026-04-24 · 2 obs
● 2026-04-24 04:16:12
●NSns3.postgresql.org2015-07-13 → 2026-04-24 · 2 obs
● 2026-04-24 04:16:12
●NSns4.postgresql.org2015-07-13 → 2026-04-24 · 2 obs
● 2026-04-24 04:16:12
●A217.196.149.502015-07-13 → 2026-04-24 · 2 obs
● 2026-04-24 04:16:12
●A2a02:16a8:dc51::502015-07-13 → 2026-04-24 · 2 obs
● 2026-04-24 04:16:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net, l.gtld-servers.net... | - |
| postgresql.com | ns1.postgresql.org, ns2.postgresql.org, ns3.postgresql.org, ns4.postgresql.org | - |
✅ Authoritative Response
Server:72.32.157.199
NS records: ns1.postgresql.org, ns2.postgresql.org, ns3.postgresql.org, ns4.postgresql.org
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 634ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.196.149.50 |
| AAAA | 1 | 2a02:16a8:dc51::50 |
| NS | 4 | ns1.postgresql.org, ns4.postgresql.org... |
| TXT | 1 | v=spf1 include:_spf.postgresql.org ~all |
| SOA | 1 | ns1.postgresql.org hostmaster.postgresql |
Analysis
Hierarchy
The parent of www.postgresql.com is postgresql.com.
IP Addresses
Two IP numbers are pointed to by postgresql.com: 2a02:16a8:dc51::50 and 217.196.149.50.
other host names include dba.guru, www.mirrors.postgresql.org, postgresql.cn, zalkon.postgresql.org and postgresql.org; they share IP numbers with postgresql.com.
Name Servers
postgresql.com delegates to four name servers: ns1.postgresql.org, ns2.postgresql.org, ns3.postgresql.org and ns4.postgresql.org.
postgresql.com at least partially shares name servers with other domains, for instance nordicpgday.org, postgres.ca, postgresopen.org, pgcon(0x666170)ac.org and 226-238.57.238.87.in-addr.arpa.
Host names with two IP numbers: ns1.postgresql.org points to 2a02:16a8:dd::38 and 185.174.204.38; ns2.postgresql.org points to 2001:4800:3e1:1::199 and 72.32.157.199; ns3.postgresql.org points to 2a02:16a8:dc51::51 and 217.196.149.51; ns4.postgresql.org points to 2a02:c0:301:0:ffff::35 and 87.238.57.235.