szdefu.com - robtex.com
szdefu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.225.141.100🇭🇰 HKIDC-AS-AP156.225.136.0/21 CloudFly Net Inc | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1769151767 | ||||||
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=1785745232 | ||||||
Same first word
Similar names
DNS History
19 records (5 active, 14 former)
○NSns1.51dns.com2015-08-26 → 2016-10-11 · 4 obs
● 2016-10-11 22:20:52
○ 2016-11-07 08:16:32
○ 2026-08-03 08:45:14
●NSns1.judns.com2026-06-28 → 2026-08-03 · 3 obs
● 2026-06-28 06:03:50
● 2026-08-03 08:45:14
●NSns1.julydns.com2026-06-28 → 2026-08-03 · 3 obs
● 2026-06-28 06:03:50
● 2026-08-03 08:45:14
○NSns1.namebrightdns.com2018-01-09 → 2018-01-09 · 4 obs
● 2018-01-09 05:23:30
○ 2026-06-28 06:03:50
○ 2026-08-03 08:45:14
○NSns2.51dns.com2015-08-26 → 2016-10-11 · 4 obs
● 2016-10-11 22:20:52
○ 2016-11-07 08:16:32
○ 2026-08-03 08:45:14
●NSns2.judns.com2026-06-28 → 2026-08-03 · 3 obs
● 2026-06-28 06:03:50
● 2026-08-03 08:45:14
●NSns2.julydns.com2026-06-28 → 2026-08-03 · 3 obs
● 2026-06-28 06:03:50
● 2026-08-03 08:45:14
○NSns2.namebrightdns.com2018-01-09 → 2018-01-09 · 4 obs
● 2018-01-09 05:23:30
○ 2026-06-28 06:03:50
○ 2026-08-03 08:45:14
○NSns57.domaincontrol.com2016-11-07 → 2016-11-25 · 5 obs
● 2016-11-07 08:16:32
● 2016-11-25 08:10:04
○ 2016-12-08 08:47:36
○ 2026-08-03 08:45:14
○NSns58.domaincontrol.com2016-11-07 → 2016-11-25 · 5 obs
● 2016-11-07 08:16:32
● 2016-11-25 08:10:04
○ 2016-12-08 08:47:36
○ 2026-08-03 08:45:14
○MXmailstore1.secureserver.net2016-11-07 → 2016-11-25 · 4 obs
● 2016-11-25 08:10:04
○ 2016-12-08 08:47:36
○ 2026-08-03 08:45:14
○MXsmtp.secureserver.net2016-11-07 → 2016-11-25 · 4 obs
● 2016-11-25 08:10:04
○ 2016-12-08 08:47:36
○ 2026-08-03 08:45:14
○A104.217.73.762015-08-26 → 2015-10-29 · 4 obs
● 2015-10-29 13:39:30
○ 2015-11-02 18:18:16
○ 2026-08-03 08:45:14
○A107.160.239.732015-11-02 → 2016-04-06 · 5 obs
● 2015-11-02 18:18:16
● 2016-04-06 21:02:32
○ 2016-08-29 15:04:58
○ 2026-08-03 08:45:14
●A156.225.141.1002026-06-28 → 2026-08-03 · 3 obs
● 2026-06-28 06:03:50
● 2026-08-03 08:45:14
○A184.168.221.502016-11-07 → 2016-11-25 · 5 obs
● 2016-11-07 08:16:32
● 2016-11-25 08:10:04
○ 2016-12-08 08:47:36
○ 2026-08-03 08:45:14
○A43.255.37.1922016-09-18 → 2016-10-11 · 5 obs
● 2016-09-18 08:45:42
● 2016-10-11 22:20:52
○ 2016-11-07 08:16:32
○ 2026-08-03 08:45:14
○A43.255.37.1942016-08-29 → 2016-08-29 · 4 obs
● 2016-08-29 15:04:58
○ 2016-09-18 08:45:42
○ 2026-08-03 08:45:14
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2018-01-09 → 2018-01-09 · 3 obs
○ 2026-06-28 06:03:50
○ 2026-08-03 08:45:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net... | - |
| szdefu.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for szdefu.com (unsigned zone)
⏱️ Timing
Total: 332ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.225.141.100 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
IP Addresses
szdefu.com points to a single IP number: 156.225.141.100.
Other host names share IP numbers with szdefu.com; vogueglobe.com is one such example.
Name Servers
szdefu.com has four authoritative name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
szdefu.com has at least partial name server overlap with other domains, such as christopherkellen.com, gushijuyijixie.com, xlinda.com and two others.
It is common to see these name servers used together with name servers ns1.onclouddns.com and ns2.onclouddns.com.
ns1.judns.com and ns2.judns.com each resolve to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223.
These two host names — ns1.judns.com and ns2.judns.com — each point to 162.159.27.251 IP addresses.
These two host names — ns1.julydns.com and ns2.julydns.com — each point to 162.159.48.223 IP addresses.