grtech.io - dns.ninja
grtech.io
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1871.awsdns-41.co.uk ⭐ | ||||||
| A | 2600:9000:5307:4f00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1871.awsdns-41.co.uk | ||||||
| A | 205.251.199.79🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1871.awsdns-41.co.uk | ||||||
| NS | ns-1266.awsdns-30.org | ||||||
| A | 2600:9000:5304:f200::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1266.awsdns-30.org | ||||||
| A | 205.251.196.242🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1266.awsdns-30.org | ||||||
| NS | ns-49.awsdns-06.com | ||||||
| A | 2600:9000:5300:3100::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-49.awsdns-06.com | ||||||
| A | 205.251.192.49🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-49.awsdns-06.com | ||||||
| NS | ns-601.awsdns-11.net | ||||||
| A | 2600:9000:5302:5900::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-601.awsdns-11.net | ||||||
| A | 205.251.194.89🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-601.awsdns-11.net | ||||||
| SOA | ns-1871.awsdns-41.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1786154835 | ||||||
Subdomains
Same first word
grtech.it |
grtech.co.kr |
grtech.ru |
grtech.io |
grtech.info |
grtech.cn |
grtech.com.my |
grtech.synology.me |
grtech.com.pe |
grtech.eu |
grtech.com.br |
grtech.ch |
grtech.in |
grtech.ca |
grtech.pl |
grtech.com |
grtech.net |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-1266.awsdns-30.org2026-03-24 → 2026-08-08 · 2 obs
● 2026-08-08 02:18:26
●NSns-1871.awsdns-41.co.uk2026-03-24 → 2026-08-08 · 2 obs
● 2026-08-08 02:18:26
●NSns-49.awsdns-06.com2026-03-24 → 2026-08-08 · 2 obs
● 2026-08-08 02:18:26
●NSns-601.awsdns-11.net2026-03-24 → 2026-08-08 · 2 obs
● 2026-08-08 02:18:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| grtech.io | ns-1266.awsdns-30.org, ns-601.awsdns-11.net, ns-49.awsdns-06.com, ns-1871.awsdns-41.co.uk | - |
✅ Authoritative Response
Server:205.251.196.242
NS records: ns-1266.awsdns-30.org, ns-601.awsdns-11.net, ns-49.awsdns-06.com, ns-1871.awsdns-41.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grtech.io (unsigned zone)
⏱️ Timing
Total: 992ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1266.awsdns-30.org, ns-1871.awsdns-41.co.uk... |
| SOA | 1 | ns-1871.awsdns-41.co.uk awsdns-hostmaste |
Analysis
Hierarchy
grtech.io serves as the parent of npg.grtech.io, aviation.grtech.io, isat.grtech.io and isat-mbu.grtech.io.
Name Servers
The NS records for grtech.io point to four name servers: ns-49.awsdns-06.com, ns-601.awsdns-11.net, ns-1266.awsdns-30.org and ns-1871.awsdns-41.co.uk.
grtech.io has at least partial name server overlap with other domains, such as octave-ip.co.uk, eacompetitions.co.uk, kygt.net and two others.
ns-49.awsdns-06.com, ns-601.awsdns-11.net, ns-1266.awsdns-30.org and ns-1871.awsdns-41.co.uk all point to exactly two IP numbers each: ns-49.awsdns-06.com → 205.251.192.49 and 2600:9000:5300:3100::1; ns-601.awsdns-11.net → 205.251.194.89 and 2600:9000:5302:5900::1; ns-1266.awsdns-30.org → 205.251.196.242 and 2600:9000:5304:f200::1; ns-1871.awsdns-41.co.uk → 205.251.199.79 and 2600:9000:5307:4f00::1.