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51sz.com

CNAMEnum5.dcoin.co
DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon
NSns2.afternic.com ⭐ ⚠️
A2603:5:2226::45🇺🇸 GODADDY-DNS-GLOBAL
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS-GLOBAL
PTRns2.afternic.com
NSns1.afternic.com⚠️
A2603:5:2126::45🇺🇸 GODADDY-DNS-GLOBAL
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS-GLOBAL
PTRns1.afternic.com
MX.(999)
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1770918430

Same first word

51sz.top

Similar names

51zs.net.cn
sz15.com
sz15.net
15zs.com
zs15.bydgoszcz.pl
zs15.com
51zs.cn
sz51.com
51zs.com
51zs.net
zs15.pl

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSns1.4.cnns2.4.cnwww.51sz.comMXio.bouncemx.commail.skrimple.comA208.98.40.32103.232.215.14270.39.84.22670.39.84.22970.39.84.23770.39.84.251CNAMEnum5.dcoin.co
●NSns1.4.cn2026-02-16 → 2026-02-16 · 3 obs
○ 2015-12-04 20:45:24
● 2026-02-16 00:00:20
● 2026-02-16 00:00:22
●NSns2.4.cn2026-02-16 → 2026-02-16 · 3 obs
○ 2015-12-04 20:45:24
● 2026-02-16 00:00:20
● 2026-02-16 00:00:22
●NSwww.51sz.com2015-12-04 → 2026-02-16 · 2 obs
● 2015-12-04 20:45:24
● 2026-02-16 00:00:22
●MXio.bouncemx.com2015-12-04 → 2026-02-16 · 3 obs
○ 2015-08-23 01:53:22
● 2015-12-04 20:45:24
● 2026-02-16 00:00:22
○MXmail.skrimple.com2015-08-23 → 2015-08-23 · 3 obs
● 2015-08-23 01:53:22
○ 2015-12-04 20:45:24
○ 2026-02-16 00:00:22
○A103.232.215.1422015-08-23 → 2015-08-23 · 3 obs
● 2015-08-23 01:53:22
○ 2015-12-04 20:45:24
○ 2026-02-16 00:00:22
●A208.98.40.322026-02-16 → 2026-02-16 · 3 obs
○ 2016-11-29 11:28:06
● 2026-02-16 00:00:20
● 2026-02-16 00:00:22
○A70.39.84.2262016-11-29 → 2016-11-29 · 4 obs
○ 2016-07-01 04:11:36
● 2016-11-29 11:28:06
○ 2026-02-16 00:00:20
○ 2026-02-16 00:00:22
○A70.39.84.2292016-03-04 → 2016-03-04 · 4 obs
○ 2015-12-04 20:45:24
● 2016-03-04 02:34:00
○ 2016-07-01 04:11:36
○ 2026-02-16 00:00:22
○A70.39.84.2372015-12-04 → 2015-12-04 · 4 obs
○ 2015-08-23 01:53:22
● 2015-12-04 20:45:24
○ 2016-03-04 02:34:00
○ 2026-02-16 00:00:22
○A70.39.84.2512016-07-01 → 2016-07-01 · 4 obs
○ 2016-03-04 02:34:00
● 2016-07-01 04:11:36
○ 2016-11-29 11:28:06
○ 2026-02-16 00:00:22
●CNAMEnum5.dcoin.co2015-12-04 → 2026-02-16 · 2 obs
● 2015-12-04 20:45:24
● 2026-02-16 00:00:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
51sz.comns1.4.cn, ns2.4.cn-

✅ Authoritative Response

Server: 64.32.10.2

NS records: ns1.4.cn, ns2.4.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51sz.com (unsigned zone)

⏱️ Timing

Total: 136ms | Queries: -

📄 Records

TypeCountSample Data
A1208.98.40.37
SOA1www.51sz.com 51sz.com

AI analysis

51sz.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names, for instance virtualcfa.com, linenrentalcompany.com, dehand.com, flaverse.com and foxmeyer.com share IP numbers with 51sz.com.

Delegation for 51sz.com rests with two name servers, ns1.afternic.com and ns2.afternic.com.

51sz.com shares the same name server setup as other domains, including 07273.com, matreshka.co, numw.com, allergysoft.com and carolinahomeownersinsurance.com.

51sz.com at least partially shares name servers with other domains, for instance latestcellphone.com, crtr.net, seohub.net, onlinecustody.com and brex.tech.

These name servers are commonly used with verification-ywpbsnxpm99a4argbrkijr.ns101.verify.hn and verification-yqwlayzppiicikkzjkdghq.ns101.verify.hn.

Host names with two IP numbers: ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69; ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.

51sz.com is handled by a single mail server, ..

51sz.com uses the same mail server configuration as other domains, such as kfuc.com, herder.be, bidsdaily.com, ofertasdehoje.com.br and businessfinds.com.