z5backoffice.com - dns.ninja
z5backoffice.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1145.awsdns-15.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:7900::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1145.awsdns-15.org | ||||||
| A | 205.251.196.121🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1145.awsdns-15.org | ||||||
| NS | ns-18.awsdns-02.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5300:1200::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-18.awsdns-02.com | ||||||
| A | 205.251.192.18🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-18.awsdns-02.com | ||||||
| NS | ns-1940.awsdns-50.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:9400::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1940.awsdns-50.co.uk | ||||||
| A | 205.251.199.148🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1940.awsdns-50.co.uk | ||||||
| NS | ns-854.awsdns-42.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5303:5600::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-854.awsdns-42.net | ||||||
| A | 205.251.195.86🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-854.awsdns-42.net | ||||||
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=1784016787 | ||||||
Same first word
z5backoffice.com |
DNS History
7 records (4 active, 3 former)
●NSns-1145.awsdns-15.org2017-05-08 → 2026-07-14 · 2 obs
● 2026-07-14 08:27:48
●NSns-18.awsdns-02.com2017-05-08 → 2026-07-14 · 2 obs
● 2026-07-14 08:27:48
●NSns-1940.awsdns-50.co.uk2017-05-08 → 2026-07-14 · 2 obs
● 2026-07-14 08:27:48
●NSns-854.awsdns-42.net2017-05-08 → 2026-07-14 · 2 obs
● 2026-07-14 08:27:48
○MXs6.open.by2017-05-08 → 2026-02-15 · 4 obs
● 2026-02-15 05:05:14
○ 2026-04-27 01:03:00
○ 2026-07-14 08:27:48
○A35.154.140.612017-05-08 → 2026-02-15 · 4 obs
● 2026-02-15 05:05:14
○ 2026-04-27 01:03:00
○ 2026-07-14 08:27:48
○A35.154.2.822017-05-08 → 2026-02-15 · 4 obs
● 2026-02-15 05:05:14
○ 2026-04-27 01:03:00
○ 2026-07-14 08:27:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| z5backoffice.com | ns-18.awsdns-02.com, ns-854.awsdns-42.net, ns-1145.awsdns-15.org, ns-1940.awsdns-50.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.196.121
NS records: ns-18.awsdns-02.com, ns-854.awsdns-42.net, ns-1145.awsdns-15.org, ns-1940.awsdns-50.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for z5backoffice.com (unsigned zone)
⏱️ Timing
Total: 370ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-18.awsdns-02.com, ns-18.awsdns-02.com)
Analysis
Name Servers
The authoritative name servers for z5backoffice.com are ns-18.awsdns-02.com, ns-854.awsdns-42.net, ns-1145.awsdns-15.org and ns-1940.awsdns-50.co.uk.
z5backoffice.com shares at least some of its name servers with other domains, including omnisport.tv, minnavnehalskaede.dk, hannover-re.us and two others.
These name servers are frequently paired with the name servers ns-995.awsdns-60.net, ns-1069.awsdns-05.org and ns-2037.awsdns-62.co.uk.
The host names ns-18.awsdns-02.com, ns-854.awsdns-42.net, ns-1145.awsdns-15.org and ns-1940.awsdns-50.co.uk each resolve to two IP addresses: ns-18.awsdns-02.com resolves to 205.251.192.18 and 2600:9000:5300:1200::1; ns-854.awsdns-42.net resolves to 205.251.195.86 and 2600:9000:5303:5600::1; ns-1145.awsdns-15.org resolves to 205.251.196.121 and 2600:9000:5304:7900::1; ns-1940.awsdns-50.co.uk resolves to 205.251.199.148 and 2600:9000:5307:9400::1.