nextlab-semi.com - robtex.com
nextlab-semi.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.239.157.115🇰🇷 HOSTWAY-AS-KR211.239.157.0/24 SejongTelecom.co.ltd | ||||||
| NS | ns1.sdsns.com ⭐ | ||||||
| A | 211.115.203.112🇰🇷 HOSTWAY-AS-KR211.115.203.0/24 SejongTelecom.co.ltd | ||||||
| NS | ns2.sdsns.com | ||||||
| A | 211.239.157.110🇰🇷 HOSTWAY-AS-KR211.239.157.0/24 SejongTelecom.co.ltd | ||||||
| MX | mail.nextlab-semi.com ⭐ | ||||||
| A | 223.130.85.51🇰🇷 DIRECT-AS-KR223.130.85.0/24 | ||||||
| PTR | sp-di-mh01.direct.co.kr | ||||||
| TXT | v=spf1 redirect=_spf.mailnara.co.kr | ||||||
| SOA | ns1.sdsns.comfirechoi@sds.co.kr 2012-01-16 #15 | ||||||
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=1778180231 | ||||||
rank #110291 in the tld
📈 Tranco rank: #964,533
Subdomains
mail.nextlab-semi.com |
Same first word
nextlab-semi.com |
DNS History
9 records (4 active, 5 former)
○NSns1.e-mg.co.kr2015-06-26 → 2018-12-16 · 4 obs
● 2018-12-16 06:06:42
○ 2026-03-21 00:52:32
○ 2026-05-07 18:58:40
●NSns1.sdsns.com2026-03-21 → 2026-05-07 · 3 obs
● 2026-03-21 00:52:32
● 2026-05-07 18:58:40
○NSns2.e-mg.co.kr2015-06-26 → 2018-12-16 · 4 obs
● 2018-12-16 06:06:42
○ 2026-03-21 00:52:32
○ 2026-05-07 18:58:40
●NSns2.sdsns.com2026-03-21 → 2026-05-07 · 3 obs
● 2026-03-21 00:52:32
● 2026-05-07 18:58:40
○MX223.130.85.512015-11-14 → 2018-12-16 · 5 obs
● 2015-11-14 02:42:30
● 2018-12-16 06:06:42
○ 2026-03-21 00:52:32
○ 2026-05-07 18:58:40
○MX223.130.85.512015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-14 02:42:30
○ 2026-05-07 18:58:40
●MXmail.nextlab-semi.com2026-03-21 → 2026-05-07 · 3 obs
● 2026-03-21 00:52:32
● 2026-05-07 18:58:40
○A121.254.173.52015-06-26 → 2018-12-16 · 4 obs
● 2018-12-16 06:06:42
○ 2026-03-21 00:52:32
○ 2026-05-07 18:58:40
●A211.239.157.1152026-03-21 → 2026-05-07 · 3 obs
● 2026-03-21 00:52:32
● 2026-05-07 18:58:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| nextlab-semi.com | ns1.sdsns.com, ns2.sdsns.com | 2 records |
✅ Authoritative Response
Server:211.115.203.112
NS records: ns1.sdsns.com, ns2.sdsns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nextlab-semi.com (unsigned zone)
⏱️ Timing
Total: 451ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.239.157.115 |
| NS | 2 | ns2.sdsns.com, ns1.sdsns.com |
| MX | 1 | mail.nextlab-semi.com (pri: 0) |
| TXT | 1 | v=spf1 redirect=_spf.mailnara.co.kr |
| SOA | 1 | ns1.sdsns.com firechoi.sds.co.kr |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.sdsns.com, ns2.sdsns.com)
Analysis
Hierarchy
nextlab-semi.com is the parent of mail.nextlab-semi.com.
IP Addresses
nextlab-semi.com resolves to one IP number: 211.239.157.115.
other host names including c-ondream.com, kukdae.com, bant-nara.com, sinsg.com and bantimana.com share IP numbers with nextlab-semi.com.
Name Servers
nextlab-semi.com is delegated to two name servers ns1.sdsns.com and ns2.sdsns.com.
nextlab-semi.com shares the same name server setup as other domains, for instance marudata.com, dhinter.com, wide-art.net, gnskorea.net and 89.130.223.in-addr.arpa.
nextlab-semi.com at least partially shares name servers with other domains, for instance yemisol.com, kara.or.kr, genietec.com, spmtb.co.kr and windowstest.net.
these name servers are often used together with ns1.direct.co.kr, ns3.direct.co.kr, ns4.direct.co.kr and ns2.direct.co.kr.
Host names with one IP number:
ns1.sdsns.com points to 211.115.203.112
ns2.sdsns.com points to 211.239.157.110
Mail Servers
nextlab-semi.com is handled by a single mail server, mail.nextlab-semi.com.
mail.nextlab-semi.com resolves to IP 223.130.85.51.