h2o.dev - dns.ninja
h2o.dev
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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 | ||||||
Subdomains
haic.h2o.dev |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns-1040.awsdns-02.org2026-03-25 → 2026-08-06 · 2 obs
● 2026-08-06 04:05:08
●NSns-1928.awsdns-49.co.uk2026-03-25 → 2026-08-06 · 2 obs
● 2026-08-06 04:05:08
●NSns-67.awsdns-08.com2026-03-25 → 2026-08-06 · 2 obs
● 2026-08-06 04:05:08
●NSns-866.awsdns-44.net2026-03-25 → 2026-08-06 · 2 obs
● 2026-08-06 04:05:08
●MXmx1.improvmx.com2026-03-25 → 2026-08-06 · 2 obs
● 2026-08-06 04:05:08
●MXmx2.improvmx.com2026-03-25 → 2026-08-06 · 2 obs
● 2026-08-06 04:05:08
●A172.20.204.832026-03-25 → 2026-08-06 · 2 obs
● 2026-08-06 04:05:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| h2o.dev | ns-67.awsdns-08.com, ns-866.awsdns-44.net, ns-1040.awsdns-02.org, ns-1928.awsdns-49.co.uk | - |
✅ Authoritative Response
Server:205.251.196.16
NS records: ns-67.awsdns-08.com, ns-866.awsdns-44.net, ns-1040.awsdns-02.org, ns-1928.awsdns-49.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for h2o.dev (unsigned zone)
⏱️ Timing
Total: 691ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.20.204.83 |
| NS | 4 | ns-1040.awsdns-02.org, ns-1928.awsdns-49.co.uk... |
| MX | 2 | mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20) |
| TXT | 2 | ngi0an7qnrsfc64tl4rljlotv7, v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-67.awsdns-08.com awsdns-hostmaster.am |
Analysis
Hierarchy
haic.h2o.dev is delegated beneath h2o.dev.
IP Addresses
h2o.dev has exactly one IP address — 172.20.204.83.
Name Servers
Four name servers handle the delegation for h2o.dev: ns-67.awsdns-08.com, ns-866.awsdns-44.net, ns-1040.awsdns-02.org and ns-1928.awsdns-49.co.uk.
There is at least partial name server overlap between h2o.dev and other domains — dateeditions.org, supergoodtech.com, bcslservicebureauinfo.com and two more among them.
The name servers ns-2001.awsdns-58.co.uk, ns-407.awsdns-50.com and ns-1281.awsdns-32.org are often found in combination with these name servers.
All four hostnames — ns-67.awsdns-08.com, ns-866.awsdns-44.net, ns-1040.awsdns-02.org and ns-1928.awsdns-49.co.uk — resolve to two IP numbers apiece: ns-67.awsdns-08.com to 205.251.192.67 and 2600:9000:5300:4300::1; ns-866.awsdns-44.net to 205.251.195.98 and 2600:9000:5303:6200::1; ns-1040.awsdns-02.org to 205.251.196.16 and 2600:9000:5304:1000::1; ns-1928.awsdns-49.co.uk to 205.251.199.136 and 2600:9000:5307:8800::1.
Mail Servers
h2o.dev uses two mail servers, mx1.improvmx.com and mx2.improvmx.com.
The mail server setup of h2o.dev matches that of other domains such as avoco.com, sonicbyte.com, pahangtourism.org.my and two others.
At least some of the mail servers used by h2o.dev are shared with other domains: chat.kg, lizadesigns.co.uk, ontesy.com and two others among them.
Hosts with 6 IP addresses each:
mx1.improvmx.com has IP addresses 13.37.195.136, 15.236.236.160 and 35.181.18.45, plus 3 other.
mx2.improvmx.com has IP addresses 13.36.107.63, 13.36.222.39 and 15.236.61.92, plus 3 other.