softwareengineeringforhumans.dev - robtex.com
softwareengineeringforhumans.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.233.211.187🇺🇸 AKAMAI-LINODE-AP172.233.208.0/20 Akamai Technologies | ||||||
| PTR | 172-233-211-187.ip.linodeusercontent.com | ||||||
| NS | ns1.blacknightdns.com ⭐ | ||||||
| A | 78.153.203.12🇮🇪 BLACKNIGHT-AS78.153.192.0/19 IE-BLACKNIGHT-NET2-PA | ||||||
| PTR | ns1.blacknightdns.com | ||||||
| NS | ns2.blacknightdns.com | ||||||
| A | 81.17.240.172🇮🇪 BLACKNIGHT-AS81.17.240.0/24 IE-BLACKNIGHT-INFRA | ||||||
| PTR | ns2.blacknightdns.com | ||||||
| NS | ns3.blacknightdns.com | ||||||
| A | 2a00:fea0:dead::beef🇮🇳 GRANSY2a00:fea0::/32 Anycast DNS project | ||||||
| A | 185.28.194.194🇨🇿 GRANSY185.28.194.0/24 Network of Gransy s.r.o. | ||||||
| PTR | ns2.anycastdns.cz | ||||||
| NS | ns4.blacknightdns.com | ||||||
| A | 185.38.108.108🇨🇿 GRANSY185.38.108.0/24 Anycast DNS project | ||||||
| PTR | ns1.anycastdns.cz | ||||||
| SOA | ns1.blacknightdns.comhostmaster@softwareengineeringforhumans.dev 2026-09-02 #7 | ||||||
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 | ||||||
Same first word
softwareengineeringforhumans.dev |
softwareengineeringforhumans.com |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.blacknightdns.com2026-09-10 → 2026-09-14 · 2 obs
● 2026-09-14 13:19:04
●NSns2.blacknightdns.com2026-09-10 → 2026-09-14 · 2 obs
● 2026-09-14 13:19:04
●NSns3.blacknightdns.com2026-09-10 → 2026-09-14 · 2 obs
● 2026-09-14 13:19:04
●NSns4.blacknightdns.com2026-09-10 → 2026-09-14 · 2 obs
● 2026-09-14 13:19:04
●A172.233.211.1872026-09-10 → 2026-09-14 · 2 obs
● 2026-09-14 13:19:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com... | - |
| softwareengineeringforhumans.dev | ns2.blacknightdns.com, ns3.blacknightdns.com, ns4.blacknightdns.com, ns1.blacknightdns.com | - |
✅ Authoritative Response
Server:78.153.203.12
NS records: ns2.blacknightdns.com, ns3.blacknightdns.com, ns4.blacknightdns.com, ns1.blacknightdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for softwareengineeringforhumans.dev (unsigned zone)
⏱️ Timing
Total: 698ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.233.211.187 |
| NS | 4 | ns1.blacknightdns.com, ns4.blacknightdns.com... |
| SOA | 1 | ns1.blacknightdns.com hostmaster.softwar |
Analysis
IP Addresses
softwareengineeringforhumans.dev has exactly one IP address — 172.233.211.187.
instil.ie, oisinc.ie, larkpizza.ie plus two other host names have IP numbers in common with softwareengineeringforhumans.dev.
Name Servers
Four name servers handle the delegation for softwareengineeringforhumans.dev: ns1.blacknightdns.com, ns2.blacknightdns.com, ns3.blacknightdns.com and ns4.blacknightdns.com.
The name servers of softwareengineeringforhumans.dev overlap at least partially with those of other domains — among them prohorsejumps.com, bider.ie, peppersmith.ie and two more.
Host names pointing to two IP addresses:
ns3.blacknightdns.com points to 185.28.194.194 and 2a00:fea0:dead::beef.
Host names resolving to a single IP address:
ns1.blacknightdns.com points to 78.153.203.12.
ns2.blacknightdns.com points to 81.17.240.172.
ns4.blacknightdns.com points to 185.38.108.108.