19939.cn - robtex.com

19939.cn

DNSSEC⚠️ Not signed
A206.238.140.45🇿🇦 TCLOUDNET206.238.140.0/24
NSa2.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb2.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1766819778

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034662252

Same first word

19939.cn

Similar names

99913.net
91993.com
31999.us
39199.us
99913.co
13999.us
13999.com.cn
99139.cn
99193.com
19399.com
91399.us
31999.net
93991.mobi
99193.us
13999.com
19993.com
99319.us
13999.co
99931.net
13999.app
93919.cn
93199.us
91399.com
99193.cn
91939.com

DNS History

16 records (5 active, 11 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma2.share-dns.comb.share-dns.netb2.share-dns.netns1.22.cnns2.22.cnns3.22.cnns4.22.cnA206.238.140.45103.13.73.87104.129.128.99162.251.6.62162.251.94.1264.62.224.251CNAME22url.lncdn.comfw1.22.cn
●NSa.share-dns.com2026-04-12 → 2026-04-12 · 3 obs
○ 2017-02-09 19:17:34
● 2026-04-12 05:55:24
● 2026-04-12 11:24:40
●NSa2.share-dns.com2026-04-12 → 2026-04-12 · 3 obs
○ 2017-02-09 19:17:34
● 2026-04-12 05:55:24
● 2026-04-12 11:24:40
●NSb.share-dns.net2026-04-12 → 2026-04-12 · 3 obs
○ 2017-02-09 19:17:34
● 2026-04-12 05:55:24
● 2026-04-12 11:24:40
●NSb2.share-dns.net2026-04-12 → 2026-04-12 · 3 obs
○ 2017-02-09 19:17:34
● 2026-04-12 05:55:24
● 2026-04-12 11:24:40
○NSns1.22.cn2015-05-19 → 2017-02-09 · 4 obs
● 2015-05-19 18:15:38
● 2017-02-09 19:17:34
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40
○NSns2.22.cn2015-05-19 → 2016-05-04 · 4 obs
● 2015-05-19 18:15:38
● 2016-05-04 10:00:42
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40
○NSns3.22.cn2015-05-19 → 2016-05-04 · 4 obs
● 2015-05-19 18:15:38
● 2016-05-04 10:00:42
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40
○NSns4.22.cn2015-05-19 → 2016-05-04 · 4 obs
● 2015-05-19 18:15:38
● 2016-05-04 10:00:42
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40
○A103.13.73.872017-02-09 → 2017-02-09 · 4 obs
○ 2016-05-04 10:00:42
● 2017-02-09 19:17:34
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40
○A104.129.128.992015-05-19 → 2015-05-19 · 3 obs
● 2015-05-19 18:15:38
○ 2017-02-09 19:17:34
○ 2026-04-12 11:24:40
○A162.251.6.622016-05-04 → 2016-05-04 · 4 obs
○ 2015-10-13 04:36:36
● 2016-05-04 10:00:42
○ 2017-02-09 19:17:34
○ 2026-04-12 11:24:40
○A162.251.94.122017-02-09 → 2017-02-09 · 4 obs
○ 2016-05-04 10:00:42
● 2017-02-09 19:17:34
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40
●A206.238.140.452026-04-12 → 2026-04-12 · 3 obs
○ 2017-02-09 19:17:34
● 2026-04-12 05:55:24
● 2026-04-12 11:24:40
○A64.62.224.2512015-10-13 → 2015-10-13 · 4 obs
○ 2015-05-19 18:15:38
● 2015-10-13 04:36:36
○ 2016-05-04 10:00:42
○ 2026-04-12 11:24:40
○CNAME22url.lncdn.com2017-02-09 → 2017-02-09 · 4 obs
○ 2015-05-19 18:15:38
● 2017-02-09 19:17:34
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40
○CNAMEfw1.22.cn2015-05-19 → 2017-02-09 · 4 obs
● 2015-05-19 18:15:38
● 2017-02-09 19:17:34
○ 2026-04-12 05:55:24
○ 2026-04-12 11:24:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
19939.cna2.share-dns.com, b2.share-dns.net-

✅ Authoritative Response

Server:172.64.52.239

NS records: a2.share-dns.com, b2.share-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 19939.cn (unsigned zone)

⏱️ Timing

Total: 862ms | Queries: -

📄 Records

TypeCountSample Data
A1206.238.140.45
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

Analysis

IP Addresses

19939.cn resolves to a single IP address: 206.238.140.45.

Name Servers

19939.cn is delegated to four name servers: a2.share-dns.com, a.share-dns.com, b2.share-dns.net and b.share-dns.net.

19939.cn at least partially shares name servers with other domains, including 213456.com, polypegasus.com, ok85.vip, sdrunzhixi.com and cs-fh.com.

These name servers are typically used together with the name servers a9.share-dns.com, b9.share-dns.net, a10.share-dns.com, b10.share-dns.net, a11.share-dns.com, b11.share-dns.net, a12.share-dns.com, b12.share-dns.net, a8.share-dns.com and b8.share-dns.net.

Host names with a single IP number:

a2.share-dns.com resolves to 172.64.53.25.

a.share-dns.com resolves to 172.64.53.25.

b2.share-dns.net resolves to 172.64.52.239.

b.share-dns.net resolves to 172.64.52.239.

Host names pointing to 172.64.53.25: a2.share-dns.com, a.share-dns.com.

Host names pointing to 172.64.52.239: b2.share-dns.net, b.share-dns.net.