coteccons.vn - robtex.com
coteccons.vn
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2030756167 | ||||||
rank #2128 in the tld
Subdomains
mail.coteccons.vn |
marathon.coteccons.vn |
hcm-mail.coteccons.vn |
www.coteccons.vn |
servicedesk.coteccons.vn |
autodiscover.coteccons.vn |
mx1.coteccons.vn |
eoffice.coteccons.vn |
Same first word
coteccons.vn |
coteccons.com.vn |
coteccons.com |
DNS History
9 records (4 active, 5 former)
●NSdns1.netsoft.com.vn2015-07-23 → 2026-05-10 · 6 obs
● 2018-06-12 17:30:10
○ 2018-07-10 15:55:06
○ 2018-09-17 14:43:14
● 2018-10-01 02:29:58
● 2026-05-10 22:03:12
●NSdns2.netsoft.com.vn2015-07-23 → 2026-05-10 · 5 obs
● 2018-09-17 14:43:14
○ 2018-10-01 02:29:58
● 2018-10-04 14:43:40
● 2026-05-10 22:03:12
●MXcoteccons-vn.mail.protection.outlook.com2026-02-14 → 2026-05-10 · 3 obs
● 2026-02-14 17:51:04
● 2026-05-10 22:03:12
○MXmx1.coteccons.vn2015-07-23 → 2018-10-04 · 4 obs
● 2018-10-04 14:43:40
○ 2026-02-14 17:51:04
○ 2026-05-10 22:03:12
○MXmx2.coteccons.vn2015-07-23 → 2018-04-29 · 4 obs
● 2018-04-29 15:34:14
○ 2018-06-12 17:30:10
○ 2026-05-10 22:03:12
○MXmx3.coteccons.vn2015-07-23 → 2018-04-29 · 4 obs
● 2018-04-29 15:34:14
○ 2018-06-12 17:30:10
○ 2026-05-10 22:03:12
○A103.199.9.2422017-11-11 → 2018-06-12 · 5 obs
● 2017-11-11 15:01:14
● 2018-06-12 17:30:10
○ 2018-07-10 15:55:06
○ 2026-05-10 22:03:12
●A13.67.113.1552026-02-14 → 2026-05-10 · 3 obs
● 2026-02-14 17:51:04
● 2026-05-10 22:03:12
○A210.245.22.1622015-07-23 → 2017-09-22 · 4 obs
● 2017-09-22 07:55:00
○ 2017-11-11 15:01:14
○ 2026-05-10 22:03:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| coteccons.vn | dns2.netsoft.com.vn, dns1.netsoft.com.vn | - |
✅ Authoritative Response
Server:14.225.197.109
NS records: dns2.netsoft.com.vn, dns1.netsoft.com.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coteccons.vn (unsigned zone)
⏱️ Timing
Total: 4530ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 13.67.113.155 |
| NS | 2 | dns1.netsoft.com.vn, dns2.netsoft.com.vn |
| MX | 1 | coteccons-vn.mail.protection.outlook.com |
| TXT | 8 | _globalsign-domain-verification=wIqSI8VU, v=spf1 include:spf.protection.outlook.co... |
| SOA | 1 | dns1.netsoft.com.vn vdconline.tld |
Analysis
Hierarchy
The parent of mail.coteccons.vn, marathon.coteccons.vn, hcm-mail.coteccons.vn, www.coteccons.vn, servicedesk.coteccons.vn and a few other host names is coteccons.vn.
IP Addresses
coteccons.vn resolves to a single IP: 13.67.113.155.
Other host names share IP numbers with coteccons.vn; for instance www.coteccons.vn.
Name Servers
coteccons.vn has two name servers: dns1.netsoft.com.vn and dns2.netsoft.com.vn.
coteccons.vn shares the same name server setup as other domains, for example asunaro.edu.vn, mdso.vn, oscovietnam.com.vn, minhkhai.vn and washmyviet.com.vn.
coteccons.vn shares some name servers with other domains, for example bvpnt.org.vn, tuongan.com.vn, vplaw.vn, bez.com.vn and hailien.com.vn.
Host names with a single IP:
dns1.netsoft.com.vn points to 14.225.41.137
dns2.netsoft.com.vn points to 14.225.197.109
Mail Servers
coteccons.vn is handled by a single mail server, coteccons-vn.mail.protection.outlook.com.
coteccons-vn.mail.protection.outlook.com points to six IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.