2daxue.com - robtex.com
2daxue.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.201.85.209🇺🇸 AS401696154.201.84.0/22 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| 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 | ||||||
| PTR | ip-162-159-27-251.defastlink.net | ||||||
| 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 | ||||||
| PTR | ip-162-159-48-223.defastlink.net | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1765074105 | ||||||
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=1771291435 | ||||||
Same first word
2daxue.com |
DNS History
9 records (5 active, 4 former)
○NSdns10.hichina.com2015-06-11 → 2017-06-21 · 4 obs
● 2017-06-21 09:44:42
○ 2026-02-28 15:45:52
○ 2026-03-24 08:33:56
○NSdns9.hichina.com2015-06-11 → 2017-06-21 · 4 obs
● 2017-06-21 09:44:42
○ 2026-02-28 15:45:52
○ 2026-03-24 08:33:56
●NSns1.judns.com2026-02-28 → 2026-03-24 · 3 obs
● 2026-02-28 15:45:52
● 2026-03-24 08:33:56
●NSns1.julydns.com2026-02-28 → 2026-03-24 · 3 obs
● 2026-02-28 15:45:52
● 2026-03-24 08:33:56
●NSns2.judns.com2026-02-28 → 2026-03-24 · 3 obs
● 2026-02-28 15:45:52
● 2026-03-24 08:33:56
●NSns2.julydns.com2026-02-28 → 2026-03-24 · 3 obs
● 2026-02-28 15:45:52
● 2026-03-24 08:33:56
○A121.42.118.72015-10-26 → 2015-10-26 · 3 obs
○ 2015-11-29 20:17:38
○ 2026-03-24 08:33:56
○A121.42.97.382015-11-29 → 2015-11-29 · 4 obs
● 2015-11-29 20:17:38
○ 2016-02-23 18:20:32
○ 2026-03-24 08:33:56
●A154.201.85.2092026-02-28 → 2026-03-24 · 3 obs
● 2026-02-28 15:45:52
● 2026-03-24 08:33:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 2daxue.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:47.97.51.45
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 2daxue.com (unsigned zone)
⏱️ Timing
Total: 3312ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.201.85.209 |
| 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
2daxue.com points to a single IP number: 154.201.85.209.
Other host names, for instance 16161818.com, jhxtmc.com, rbbab.com, tianlunzs.com and jxwys.com share IP numbers with 2daxue.com.
Name Servers
2daxue.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
2daxue.com at least partially shares name servers with other domains, for instance teshing.com, taizilong.com, mtsj.com.cn, 9911166.net and taiji110.com.
Host names with a single IP number:
ns1.judns.com points to: 47.97.51.45.
ns2.judns.com points to: 162.159.27.251.
ns1.julydns.com points to: 47.97.51.45.
ns2.julydns.com points to: 162.159.48.223.
Host names that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com.