sz-esg.com - robtex.com

sz-esg.com

DNSSEC⚠️ Not signed
A38.173.187.92🇺🇸 AS39919538.173.176.0/20 PEG TECH INC
NSns1.optiondoma.com ⭐
A23.224.194.2🇺🇸 CNSERVERSLLC23.224.194.0/24
A23.224.194.20🇺🇸 CNSERVERSLLC23.224.194.0/24
NSns2.optiondoma.com
A23.224.194.6🇺🇸 CNSERVERSLLC23.224.194.0/24
A23.224.194.30🇺🇸 CNSERVERSLLC23.224.194.0/24
SOAns1.optiondoma.comduoxintv@gmail.com serial=1765138583

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=1786318744

Same first word

sz-esg.com

DNS History

12 records (3 active, 9 former)

20162017201820192020202120222023202420252026NSns1.optiondoma.comns2.optiondoma.combella.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.nettodd.ns.cloudflare.comA38.173.187.92104.27.140.163104.27.141.163107.167.34.2352606:4700:30::681b:8ca32606:4700:30::681b:8da3
○NSbella.ns.cloudflare.com2019-03-05 → 2019-03-05 · 4 obs
○ 2017-02-06 15:30:14
● 2019-03-05 19:28:06
○ 2026-03-27 00:55:38
○ 2026-08-09 23:51:56
○NSf1g1ns1.dnspod.net2015-08-07 → 2016-06-23 · 4 obs
● 2015-08-07 00:38:38
● 2016-06-23 07:55:34
○ 2017-02-06 15:30:14
○ 2026-08-09 23:51:56
○NSf1g1ns2.dnspod.net2015-08-07 → 2016-06-23 · 4 obs
● 2015-08-07 00:38:38
● 2016-06-23 07:55:34
○ 2017-02-06 15:30:14
○ 2026-08-09 23:51:56
●NSns1.optiondoma.com2026-03-27 → 2026-08-09 · 3 obs
○ 2019-03-05 19:28:06
● 2026-03-27 00:55:38
● 2026-08-09 23:51:56
●NSns2.optiondoma.com2026-03-27 → 2026-08-09 · 3 obs
○ 2019-03-05 19:28:06
● 2026-03-27 00:55:38
● 2026-08-09 23:51:56
○NStodd.ns.cloudflare.com2019-03-05 → 2019-03-05 · 4 obs
○ 2017-02-06 15:30:14
● 2019-03-05 19:28:06
○ 2026-03-27 00:55:38
○ 2026-08-09 23:51:56
○A104.27.140.1632019-03-05 → 2019-03-05 · 4 obs
○ 2017-02-06 15:30:14
● 2019-03-05 19:28:06
○ 2026-03-27 00:55:38
○ 2026-08-09 23:51:56
○A104.27.141.1632019-03-05 → 2019-03-05 · 4 obs
○ 2017-02-06 15:30:14
● 2019-03-05 19:28:06
○ 2026-03-27 00:55:38
○ 2026-08-09 23:51:56
○A107.167.34.2352015-08-07 → 2016-06-23 · 4 obs
● 2015-08-07 00:38:38
● 2016-06-23 07:55:34
○ 2017-02-06 15:30:14
○ 2026-08-09 23:51:56
○A2606:4700:30::681b:8ca32019-03-05 → 2019-03-05 · 4 obs
○ 2017-02-06 15:30:14
● 2019-03-05 19:28:06
○ 2026-03-27 00:55:38
○ 2026-08-09 23:51:56
○A2606:4700:30::681b:8da32019-03-05 → 2019-03-05 · 4 obs
○ 2017-02-06 15:30:14
● 2019-03-05 19:28:06
○ 2026-03-27 00:55:38
○ 2026-08-09 23:51:56
●A38.173.187.922026-03-27 → 2026-08-09 · 3 obs
○ 2019-03-05 19:28:06
● 2026-03-27 00:55:38
● 2026-08-09 23:51:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
sz-esg.comns1.optiondoma.com, ns2.optiondoma.com4 records

✅ Authoritative Response

Server:23.224.194.30

NS records: ns1.optiondoma.com, ns2.optiondoma.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sz-esg.com (unsigned zone)

⏱️ Timing

Total: 316ms | Queries: -

📄 Records

TypeCountSample Data
A138.173.187.92
NS2ns1.optiondoma.com, ns2.optiondoma.com
SOA1ns2.optiondoma.com duoxintv.gmail.com

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.optiondoma.com, ns1.optiondoma.com, ns2.optiondoma.com...)

Analysis

IP Addresses

sz-esg.com resolves to one IP address: 38.173.187.92.

Name Servers

sz-esg.com has two authoritative name servers — ns1.optiondoma.com and ns2.optiondoma.com.

sz-esg.com uses the same name servers as several other domains — among them upperstar9.com, langziyuan.com, ueidear.net and two more.

Both ns1.optiondoma.com and ns2.optiondoma.com have two IP addresses each. ns1.optiondoma.com resolves to 23.224.194.2 and 23.224.194.20; ns2.optiondoma.com resolves to 23.224.194.6 and 23.224.194.30.