chemtus.com - robtex.com
chemtus.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.170.42.6🇺🇸 Amazon3.170.40.0/22 | ||||||
| PTR | server-3-170-42-6.iad61.r.cloudfront.net | ||||||
| A | 3.170.42.14🇺🇸 Amazon3.170.40.0/22 | ||||||
| A | 3.170.42.67🇺🇸 Amazon3.170.40.0/22 | ||||||
| A | 3.170.42.110🇺🇸 Amazon3.170.40.0/22 | ||||||
| NS | ens1.hostcocoa.com ⭐ | ||||||
| A | 205.251.195.69🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-837.awsdns-40.net | ||||||
| NS | ens2.hostcocoa.com | ||||||
| A | 205.251.196.43🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1067.awsdns-05.org | ||||||
| NS | ens3.hostcocoa.com | ||||||
| A | 205.251.199.129🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1921.awsdns-48.co.uk | ||||||
| NS | ens4.hostcocoa.com | ||||||
| A | 205.251.192.62🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-62.awsdns-07.com | ||||||
| MX | aspmx.daum.net ⭐ | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| MX | alt.aspmx.daum.net(20) | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| TXT | v=spf1 include:_spf.daum.net ~all | ||||||
| SOA | ens1.hostcocoa.comawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1771291435 | ||||||
Similar names
DNS History
14 records (10 active, 4 former)
●NSens1.hostcocoa.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
●NSens2.hostcocoa.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
●NSens3.hostcocoa.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
●NSens4.hostcocoa.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
○NSns01.domaincontrol.com2016-12-15 → 2016-12-15 · 3 obs
○ 2018-01-28 00:51:40
○ 2026-02-26 19:19:40
○NSns02.domaincontrol.com2016-12-15 → 2016-12-15 · 3 obs
○ 2018-01-28 00:51:40
○ 2026-02-26 19:19:40
●MXalt.aspmx.daum.net2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
○MXmail.chemtus.com2016-12-15 → 2016-12-15 · 3 obs
○ 2018-01-28 00:51:40
○ 2026-02-26 19:19:40
○A166.62.28.1352016-12-15 → 2016-12-15 · 3 obs
○ 2018-01-28 00:51:40
○ 2026-02-26 19:19:40
●A3.170.42.1102026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
●A3.170.42.142026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
●A3.170.42.62026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
●A3.170.42.672026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 19:19:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| chemtus.com | ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com, ens4.hostcocoa.com | 4 records |
✅ Authoritative Response
Server: 205.251.192.62
NS records: ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com, ens4.hostcocoa.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chemtus.com (unsigned zone)
⏱️ Timing
Total: 220ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 3.170.42.6, 3.170.42.67... |
| NS | 4 | ens1.hostcocoa.com, ens2.hostcocoa.com... |
| MX | 2 | aspmx.daum.net (pri: 10), alt.aspmx.daum.net (pri: 20) |
| TXT | 1 | v=spf1 include:_spf.daum.net ~all |
| SOA | 1 | ens1.hostcocoa.com awsdns-hostmaster.ama |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com...)
AI analysis
chemtus.com points to four IP numbers: 3.170.42.6, 3.170.42.14, 3.170.42.67 and 3.170.42.110.
Other host names, for instance makeamericawell.com, tradeexhibitions.com.au, d1m927sjh619qi.cloudfront.net, edtechbookme.net and d3f1247unqimt.cloudfront.net share IP numbers with chemtus.com.
chemtus.com is delegated to four name servers: ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com and ens4.hostcocoa.com.
chemtus.com at least partially shares name servers with other domains, for instance ddpartners.kr, igcert.org, 100pack.co.kr, eaf.kr and bsnrohconsul.co.kr.
Host names with a single IP address
ens1.hostcocoa.com points to 205.251.195.69
ens2.hostcocoa.com points to 205.251.196.43
ens3.hostcocoa.com points to 205.251.199.129
ens4.hostcocoa.com points to 205.251.192.62
chemtus.com is handled by two mail servers: aspmx.daum.net and alt.aspmx.daum.net.
chemtus.com uses the same mail server configuration as other domains, such as foodmedi.com, ewomankorea.co.kr, 8678.co.kr, st050.com and e-patentnews.com.
chemtus.com shares mail servers with other domains at least in part, for instance gmart365.co.kr, haminji.com, hq.or.kr, 1stn.kr and packing.co.kr.
Host names sharing a single IP:
aspmx.daum.net points to 121.53.85.23
alt.aspmx.daum.net points to 121.53.85.23
Host names that point to 121.53.85.23: aspmx.daum.net and alt.aspmx.daum.net