021sky.com - robtex.com
021sky.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.6.119.2🇺🇸 AS39882338.6.64.0/18 PEG TECH INC PT-82 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| 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=1769865745 | ||||||
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=1774400362 | ||||||
Subdomains
mail.021sky.com |
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
○NSdns17.hichina.com2017-05-22 → 2017-09-20 · 5 obs
● 2017-05-22 07:55:54
● 2017-09-20 23:17:00
○ 2026-03-21 09:51:36
○ 2026-03-25 01:21:52
○NSdns18.hichina.com2017-05-22 → 2017-09-20 · 5 obs
● 2017-05-22 07:55:54
● 2017-09-20 23:17:00
○ 2026-03-21 09:51:36
○ 2026-03-25 01:21:52
○NSf1g1ns1.dnspod.net2015-10-30 → 2016-01-02 · 4 obs
● 2016-01-02 22:23:54
○ 2016-03-31 22:02:30
○ 2026-03-25 01:21:52
○NSf1g1ns2.dnspod.net2015-10-30 → 2016-01-02 · 4 obs
● 2016-01-02 22:23:54
○ 2016-09-16 03:53:56
○ 2026-03-25 01:21:52
○NSns1.51dns.com2016-03-31 → 2016-09-16 · 5 obs
● 2016-03-31 22:02:30
● 2016-09-16 03:53:56
○ 2017-04-01 10:19:16
○ 2026-03-25 01:21:52
●NSns1.judns.com2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 09:51:36
● 2026-03-25 01:21:52
●NSns1.julydns.com2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 09:51:36
● 2026-03-25 01:21:52
○NSns2.51dns.com2016-09-16 → 2016-09-16 · 4 obs
● 2016-09-16 03:53:56
○ 2017-04-01 10:19:16
○ 2026-03-25 01:21:52
●NSns2.judns.com2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 09:51:36
● 2026-03-25 01:21:52
●NSns2.julydns.com2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 09:51:36
● 2026-03-25 01:21:52
○A172.252.73.2362016-03-31 → 2016-09-16 · 5 obs
● 2016-03-31 22:02:30
● 2016-09-16 03:53:56
○ 2017-04-01 10:19:16
○ 2026-03-25 01:21:52
○A184.83.4.512015-10-30 → 2016-01-02 · 4 obs
● 2016-01-02 22:23:54
○ 2016-03-31 22:02:30
○ 2026-03-25 01:21:52
●A38.6.119.22026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 09:51:36
● 2026-03-25 01:21:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| 021sky.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 021sky.com (unsigned zone)
⏱️ Timing
Total: 358ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.6.119.2 |
| 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
Hierarchy
021sky.com is the parent of mail.021sky.com.
IP Addresses
021sky.com resolves to one IP number: 38.6.119.2.
other host names including health.www.hmcys.com, 258453.com, v.hmcys.com, 52www.hmcys.com and e-www.hmcys.com share IP numbers with 021sky.com.
Name Servers
021sky.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
021sky.com at least partially shares name servers with other domains, for instance yuerww.com, 662339.cn, fzbaiqiang.com, ccaja.com and mnnxx.com.
Host names with one IP:
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