dev.tfso.io - dns.ninja
dev.tfso.io
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-428.awsdns-53.com ⭐ | ||||||
| A | 2600:9000:5301:ac00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-428.awsdns-53.com | ||||||
| A | 205.251.193.172🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-428.awsdns-53.com | ||||||
| NS | ns-1177.awsdns-19.org | ||||||
| A | 2600:9000:5304:9900::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1177.awsdns-19.org | ||||||
| A | 205.251.196.153🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1177.awsdns-19.org | ||||||
| NS | ns-1970.awsdns-54.co.uk | ||||||
| A | 2600:9000:5307:b200::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1970.awsdns-54.co.uk | ||||||
| A | 205.251.199.178🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1970.awsdns-54.co.uk | ||||||
| NS | ns-918.awsdns-50.net | ||||||
| A | 2600:9000:5303:9600::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-918.awsdns-50.net | ||||||
| A | 205.251.195.150🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-918.awsdns-50.net | ||||||
| SOA | ns-428.awsdns-53.comawsdns-hostmaster@amazon.com serial=1 | ||||||
tfso.io
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1312.awsdns-36.org ⭐ | ||||||
| NS | ns-2025.awsdns-61.co.uk | ||||||
| NS | ns-507.awsdns-63.com | ||||||
| NS | ns-759.awsdns-30.net | ||||||
| MX | inbound-smtp.eu-west-1.amazonaws.com ⭐ | ||||||
| SOA | ns-1312.awsdns-36.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
Subdomains
eventdiscovery.dev.tfso.io |
api.dev.tfso.io |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-1177.awsdns-19.org2026-02-24 → 2026-08-09 · 2 obs
● 2026-08-09 00:35:48
●NSns-1970.awsdns-54.co.uk2026-02-24 → 2026-08-09 · 2 obs
● 2026-08-09 00:35:48
●NSns-428.awsdns-53.com2026-02-24 → 2026-08-09 · 2 obs
● 2026-08-09 00:35:48
●NSns-918.awsdns-50.net2026-02-24 → 2026-08-09 · 2 obs
● 2026-08-09 00:35:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| tfso.io | ns-759.awsdns-30.net, ns-507.awsdns-63.com, ns-2025.awsdns-61.co.uk, ns-1312.awsdns-36.org | - |
| dev.tfso.io | ns-1177.awsdns-19.org, ns-1970.awsdns-54.co.uk, ns-428.awsdns-53.com, ns-918.awsdns-50.net | - |
✅ Authoritative Response
Server:205.251.193.172
NS records: ns-1177.awsdns-19.org, ns-1970.awsdns-54.co.uk, ns-428.awsdns-53.com, ns-918.awsdns-50.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tfso.io (unsigned zone)
⏱️ Timing
Total: 636ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1177.awsdns-19.org, ns-1970.awsdns-54.co.uk... |
| SOA | 1 | ns-428.awsdns-53.com awsdns-hostmaster.a |
Analysis
Hierarchy
dev.tfso.io serves as the parent of eventdiscovery.dev.tfso.io and api.dev.tfso.io.
Name Servers
Four name servers handle the delegation for dev.tfso.io: ns-428.awsdns-53.com, ns-918.awsdns-50.net, ns-1177.awsdns-19.org and ns-1970.awsdns-54.co.uk.
dev.tfso.io shares at least some of its name servers with other domains, including prod01.useast2.kubernetes.aws.cudaops.com, hotmelthoses.org, haedalstore.com and two others.
These name servers are frequently paired with the name servers ns-1043.awsdns-02.org, ns-1869.awsdns-41.co.uk and ns-722.awsdns-26.net.
The host names ns-428.awsdns-53.com, ns-918.awsdns-50.net, ns-1177.awsdns-19.org and ns-1970.awsdns-54.co.uk each resolve to two IP addresses: ns-428.awsdns-53.com resolves to 205.251.193.172 and 2600:9000:5301:ac00::1; ns-918.awsdns-50.net resolves to 205.251.195.150 and 2600:9000:5303:9600::1; ns-1177.awsdns-19.org resolves to 205.251.196.153 and 2600:9000:5304:9900::1; ns-1970.awsdns-54.co.uk resolves to 205.251.199.178 and 2600:9000:5307:b200::1.