404lab.com - dns.ninja
404lab.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.66.216.55🇺🇸 A2HOSTING68.66.216.0/21 A2 Hosting, Inc. | ||||||
| PTR | mi3-ls11.a2hosting.com | ||||||
| NS | ns1.a2hosting.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com ⚠️ Not in parent delegation | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | 404lab.com ⭐ | ||||||
| A | 68.66.216.55🇺🇸 A2HOSTING68.66.216.0/21 A2 Hosting, Inc. | ||||||
| PTR | mi3-ls11.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:75.98.164.2 ?all | ||||||
| SOA | ns1.a2hosting.comroot@mi3-ls11.a2hosting.com 2026-05-18 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782571045 | ||||||
MX for
404lab.com |
Previously MX for
www.404lab.com |
Subdomains
www.404lab.com |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.a2hosting.com2026-02-16 → 2026-06-27 · 3 obs
● 2026-02-16 08:58:48
● 2026-06-27 14:47:54
●NSns2.a2hosting.com2026-02-16 → 2026-06-27 · 3 obs
● 2026-02-16 08:58:48
● 2026-06-27 14:47:54
●NSns3.a2hosting.com2015-05-30 → 2026-06-27 · 2 obs
● 2026-06-27 14:47:54
●NSns4.a2hosting.com2015-05-30 → 2026-06-27 · 2 obs
● 2026-06-27 14:47:54
●MX404lab.com2015-05-30 → 2026-06-27 · 2 obs
● 2026-06-27 14:47:54
●A68.66.216.552026-02-16 → 2026-06-27 · 3 obs
● 2026-02-16 08:58:48
● 2026-06-27 14:47:54
○A75.98.175.822015-05-30 → 2017-06-25 · 4 obs
● 2017-06-25 19:19:54
○ 2026-02-16 08:58:48
○ 2026-06-27 14:47:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 404lab.com | ns3.a2hosting.com, ns4.a2hosting.com | 2 records |
✅ Authoritative Response
Server:76.223.26.245
NS records: ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 404lab.com (unsigned zone)
⏱️ Timing
Total: 74ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.66.216.55 |
| NS | 4 | ns1.a2hosting.com, ns3.a2hosting.com... |
| MX | 1 | 404lab.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:75.98.164.2 ?all |
| SOA | 1 | ns1.a2hosting.com root.mi3-ls11.a2hostin |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.a2hosting.com, ns4.a2hosting.com)
Analysis
Hierarchy
www.404lab.com is a subdomain of 404lab.com.
Mail Server Role
404lab.com is listed as a mail server for itself.
IP Addresses
404lab.com resolves to one IP address: 68.66.216.55.
mailin1.klaudia-domcek.sk, rqrd.org, mail.amasweb.com and two other host names share IP numbers with 404lab.com.
Name Servers
The authoritative name servers for 404lab.com are ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
The name servers of 404lab.com overlap at least partially with those of other domains — among them r-vets.org, andersonbrand.com, huguesross.net and two more.
These name servers commonly appear in delegations together with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and 5 other.
Each of the four hosts ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com points to a single IP address — ns1.a2hosting.com points to 13.248.158.180, ns2.a2hosting.com points to 75.2.118.134, ns3.a2hosting.com points to 76.223.26.245 and ns4.a2hosting.com points to 99.83.147.209.
Mail Servers
Mail for 404lab.com is handled by one mail server — 404lab.com.
404lab.com resolves to a single IP number: 68.66.216.55.