postmasterplus.dev - robtex.com
postmasterplus.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.133.1.1🇦🇺 CLOUDFLARESPECTRUM103.133.1.0/24 | ||||||
| NS | ns-1752.awsdns-27.co.uk ⭐ | ||||||
| A | 2600:9000:5306:d800::1Amazon2600:9000:5306::/48 - CloudFront | ||||||
| A | 205.251.198.216Amazon205.251.198.0/24 prefix | ||||||
| NS | ns-1328.awsdns-38.org | ||||||
| A | 2600:9000:5305:3000::1Amazon2600:9000:5305::/48 - CloudFront | ||||||
| A | 205.251.197.48 | ||||||
| NS | ns-30.awsdns-03.com | ||||||
| A | 2600:9000:5300:1e00::1Amazon2600:9000:5300::/48 - CloudFront | ||||||
| A | 205.251.192.30 | ||||||
| NS | ns-949.awsdns-54.net | ||||||
| A | 2600:9000:5303:b500::1Amazon2600:9000:5303::/48 - CloudFront | ||||||
| A | 205.251.195.181 | ||||||
| SOA | ns-1752.awsdns-27.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
postmasterplus.io |
postmasterplus.dev |
postmasterplus.com |
postmasterplus.app |
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns-1328.awsdns-38.org2026-10-11 → 2026-10-30 · 2 obs
● 2026-10-30 21:17:08
●NSns-1752.awsdns-27.co.uk2026-10-11 → 2026-10-30 · 2 obs
● 2026-10-30 21:17:08
●NSns-30.awsdns-03.com2026-10-11 → 2026-10-30 · 2 obs
● 2026-10-30 21:17:08
●NSns-949.awsdns-54.net2026-10-11 → 2026-10-30 · 2 obs
● 2026-10-30 21:17:08
●A103.133.1.12026-10-11 → 2026-10-30 · 2 obs
● 2026-10-30 21:17:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| postmasterplus.dev | ns-1328.awsdns-38.org, ns-949.awsdns-54.net, ns-30.awsdns-03.com, ns-1752.awsdns-27.co.uk | - |
✅ Authoritative Response
Server:205.251.197.48
NS records: ns-1328.awsdns-38.org, ns-949.awsdns-54.net, ns-30.awsdns-03.com, ns-1752.awsdns-27.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 1318ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.133.1.1 |
| NS | 4 | ns-1328.awsdns-38.org, ns-1752.awsdns-27.co.uk... |
| SOA | 1 | ns-1752.awsdns-27.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
IP Addresses
postmasterplus.dev directs to one IP number, which is 103.133.1.1.
Among the host names that share IP numbers with postmasterplus.dev are startupsonar.io, mysana.be, checkshield.co and two others.
Name Servers
The domain postmasterplus.dev is delegated to these four name servers: ns-30.awsdns-03.com, ns-949.awsdns-54.net, ns-1328.awsdns-38.org and ns-1752.awsdns-27.co.uk.
ns-30.awsdns-03.com, ns-949.awsdns-54.net, ns-1328.awsdns-38.org and ns-1752.awsdns-27.co.uk each carry two IP addresses. ns-30.awsdns-03.com has 205.251.192.30 and 2600:9000:5300:1e00::1; ns-949.awsdns-54.net has 205.251.195.181 and 2600:9000:5303:b500::1; ns-1328.awsdns-38.org has 205.251.197.48 and 2600:9000:5305:3000::1; ns-1752.awsdns-27.co.uk has 205.251.198.216 and 2600:9000:5306:d800::1.