qdboffice.com - robtex.com
qdboffice.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | localhost ⭐ | ||||||
| NS | ns1.qdboffice.com | ||||||
| A | 2408:8614:f00:6:60:209:12:98🇨🇳 CHINA169-Backbone2408:8614::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| A | 60.209.12.98🇨🇳 CHINA169-Backbone60.208.0.0/13 CNC Group CHINA169 Shandong Province Network | ||||||
| NS | ns2.qdboffice.com | ||||||
| A | 240e:644:f00:77:144:123:40:242🇨🇳 CHINANET-BACKBONE240e:644::/30 China Telecom (Shandong) Limited | ||||||
| A | 144.123.40.242🇨🇳 CHINANET-BACKBONE144.123.32.0/19 Chinanet ShanDong Network | ||||||
| SOA | localhostlocalhost@qdboffice.com serial=9 | ||||||
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=1778631446 | ||||||
Subdomains
Same first word
qdboffice.com |
DNS History
4 records (3 active, 1 former)
○NS(root)2015-07-24 → 2019-03-25 · 4 obs
● 2019-03-25 03:45:38
○ 2026-05-08 10:15:00
○ 2026-05-13 00:30:12
●NSlocalhost2026-05-08 → 2026-05-13 · 3 obs
● 2026-05-08 10:15:00
● 2026-05-13 00:30:12
●NSns1.qdboffice.com2026-05-08 → 2026-05-13 · 3 obs
● 2026-05-08 10:15:00
● 2026-05-13 00:30:12
●NSns2.qdboffice.com2026-05-08 → 2026-05-13 · 3 obs
● 2026-05-08 10:15:00
● 2026-05-13 00:30:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| qdboffice.com | ns1.qdboffice.com, ns2.qdboffice.com | 4 records |
✅ Authoritative Response
Server:60.209.12.98
NS records: ns1.qdboffice.com, ns2.qdboffice.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qdboffice.com (unsigned zone)
⏱️ Timing
Total: 3603ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.qdboffice.com, ns2.qdboffice.com |
| SOA | 1 | localhost localhost.qdboffice.com |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (ns1.qdboffice.com, ns1.qdboffice.com, ns2.qdboffice.com...)
Analysis
Hierarchy
qdboffice.com is parent of ns2.qdboffice.com and ns1.qdboffice.com.
Name Servers
qdboffice.com is delegated to three name servers: localhost, ns1.qdboffice.com and ns2.qdboffice.com.
qdboffice.com at least partially shares name servers with other domains, including yongyen.com, pbx.sipnet.ru, aibloggerplatform.com, 77.247.170.in-addr.arpa and 144.148.185.in-addr.arpa.
These name servers are typically used together with the name servers dns1.tisnet.net.tw, dns2.tisnet.net.tw, dns3.tisnet.net.tw, ns1.ee.net, ns2.ee.net, dns1.cantv.net, dns2.cantv.net, ns1.cantv.net, ns2.cantv.net and ns1.et.lv.
Host names with two IPs:
ns1.qdboffice.com points to: 2408:8614:f00:6:60:209:12:98 and 60.209.12.98
ns2.qdboffice.com points to: 240e:644:f00:77:144:123:40:242 and 144.123.40.242