51dzwl.cn - robtex.com

51dzwl.cn

DNSSEC⚠️ Not signed
NSa12.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
NSb12.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=1774266481

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=2034793753

Same first word

51dzwl.cn

DNS History

18 records (4 active, 14 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma12.share-dns.comb.share-dns.netb12.share-dns.neta11.share-dns.comb11.share-dns.netdns29.hichina.comdns30.hichina.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netjm1.dns.comjm2.dns.comns1.dnsdun.comns4.dnsdun.netA103.115.49.144154.26.248.3198.1.160.16535.206.250.209
●NSa.share-dns.com2026-03-10 → 2026-05-15 · 3 obs
○ 2020-02-21 06:47:52
● 2026-03-10 03:37:22
● 2026-05-15 02:10:58
○NSa11.share-dns.com2026-03-10 → 2026-03-26 · 4 obs
○ 2020-02-21 06:47:52
● 2026-03-10 03:37:22
● 2026-03-26 22:25:04
○ 2026-05-15 02:10:58
●NSa12.share-dns.com2026-05-15 → 2026-05-15 · 2 obs
○ 2026-03-26 22:25:04
● 2026-05-15 02:10:58
●NSb.share-dns.net2026-03-10 → 2026-05-15 · 3 obs
○ 2020-02-21 06:47:52
● 2026-03-10 03:37:22
● 2026-05-15 02:10:58
○NSb11.share-dns.net2026-03-10 → 2026-03-26 · 4 obs
○ 2020-02-21 06:47:52
● 2026-03-10 03:37:22
● 2026-03-26 22:25:04
○ 2026-05-15 02:10:58
●NSb12.share-dns.net2026-05-15 → 2026-05-15 · 2 obs
○ 2026-03-26 22:25:04
● 2026-05-15 02:10:58
○NSdns29.hichina.com2015-05-15 → 2015-05-15 · 3 obs
● 2015-05-15 03:41:06
○ 2015-10-09 03:37:02
○ 2026-05-15 02:10:58
○NSdns30.hichina.com2015-05-15 → 2015-05-15 · 3 obs
● 2015-05-15 03:41:06
○ 2015-10-09 03:37:02
○ 2026-05-15 02:10:58
○NSf1g1ns1.dnspod.net2015-10-09 → 2015-12-19 · 5 obs
○ 2015-05-15 03:41:06
● 2015-10-09 03:37:02
● 2015-12-19 18:58:46
○ 2016-09-10 18:27:10
○ 2026-05-15 02:10:58
○NSf1g1ns2.dnspod.net2015-10-09 → 2015-12-19 · 5 obs
○ 2015-05-15 03:41:06
● 2015-10-09 03:37:02
● 2015-12-19 18:58:46
○ 2016-09-10 18:27:10
○ 2026-05-15 02:10:58
○NSjm1.dns.com2020-02-21 → 2020-02-21 · 4 obs
○ 2017-04-07 00:43:12
● 2020-02-21 06:47:52
○ 2026-03-10 03:37:22
○ 2026-05-15 02:10:58
○NSjm2.dns.com2020-02-21 → 2020-02-21 · 4 obs
○ 2017-04-07 00:43:12
● 2020-02-21 06:47:52
○ 2026-03-10 03:37:22
○ 2026-05-15 02:10:58
○NSns1.dnsdun.com2017-04-07 → 2017-04-07 · 4 obs
○ 2016-09-10 18:27:10
● 2017-04-07 00:43:12
○ 2020-02-21 06:47:52
○ 2026-05-15 02:10:58
○NSns4.dnsdun.net2017-04-07 → 2017-04-07 · 4 obs
○ 2016-09-10 18:27:10
● 2017-04-07 00:43:12
○ 2020-02-21 06:47:52
○ 2026-05-15 02:10:58
○A103.115.49.1442020-02-21 → 2020-02-21 · 4 obs
○ 2017-04-07 00:43:12
● 2020-02-21 06:47:52
○ 2026-03-10 03:37:22
○ 2026-05-15 02:10:58
○A154.26.248.32026-03-10 → 2026-05-15 · 2 obs
○ 2026-03-10 03:37:22
○ 2026-05-15 02:10:58
○A198.1.160.1652017-04-07 → 2017-04-07 · 3 obs
● 2017-04-07 00:43:12
○ 2020-02-21 06:47:52
○ 2026-05-15 02:10:58
○A35.206.250.2092026-03-10 → 2026-03-10 · 4 obs
○ 2020-02-21 06:47:52
● 2026-03-10 03:37:22
○ 2026-03-26 22:25:04
○ 2026-05-15 02:10:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnc.dns.cn, d.dns.cn, e.dns.cn, a.dns.cn...-
51dzwl.cna12.share-dns.com, b12.share-dns.net-

✅ Authoritative Response

Server:172.64.53.25

NS records: a12.share-dns.com, b12.share-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51dzwl.cn (unsigned zone)

⏱️ Timing

Total: 696ms | Queries: -

📄 Records

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

Analysis

Name Servers

51dzwl.cn delegates to four name servers: a12.share-dns.com, a.share-dns.com, b12.share-dns.net and b.share-dns.net.

51dzwl.cn at least partially shares name servers with other domains, including washington-dc-area-historic-house-sale.com, xybtcs.cn, tanggufusang.com, gwlyzn.com and 99868.vip.

These name servers are commonly used with a3.share-dns.com, b3.share-dns.net, a7.share-dns.com, b7.share-dns.net, a10.share-dns.com, b10.share-dns.net, a1.share-dns.com, b1.share-dns.net, a9.share-dns.com and b9.share-dns.net.

Host names with one IP number:

a12.share-dns.com and a.share-dns.com point to 172.64.53.25.

b12.share-dns.net and b.share-dns.net point to 172.64.52.239.

Host names that point to 172.64.53.25: a12.share-dns.com and a.share-dns.com.

Host names that point to 172.64.52.239: b12.share-dns.net and b.share-dns.net.