tec.ac - robtex.com
tec.ac
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns01.domaincontrol.com ⚠️ Not in zone NS records | ||||||
| A | 2603:5:2140::1🇺🇸 GODADDY-DNS2603:5:2140::/44 | ||||||
| PTR | ns01.domaincontrol.com | ||||||
| A | 97.74.100.1🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns01.domaincontrol.com | ||||||
| NS | ns02.domaincontrol.com ⚠️ Not in zone NS records | ||||||
| A | 2603:5:2240::1🇺🇸 GODADDY-DNS2603:5:2240::/44 | ||||||
| PTR | ns02.domaincontrol.com | ||||||
| A | 173.201.68.1🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns02.domaincontrol.com | ||||||
ac
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.ac ⭐ | ||||||
| NS | a2.nic.ac | ||||||
| NS | b0.nic.ac | ||||||
| NS | c0.nic.ac | ||||||
| SOA | a0.nic.achostmaster@donuts.email serial=1784058465 | ||||||
Same first word
Similar names
DNS History
18 records (2 active, 16 former)
●NSns01.domaincontrol.com2026-06-30 → 2026-07-14 · 3 obs
● 2026-06-30 03:23:18
● 2026-07-14 20:12:30
●NSns02.domaincontrol.com2026-06-30 → 2026-07-14 · 3 obs
● 2026-06-30 03:23:18
● 2026-07-14 20:12:30
○NSns1.dnsimple.com2016-01-20 → 2017-08-25 · 5 obs
● 2016-01-20 21:22:26
● 2017-08-25 03:40:56
○ 2020-11-06 04:57:20
○ 2026-07-14 20:12:30
○NSns1.torresdns.com2021-04-17 → 2021-11-09 · 5 obs
● 2021-04-17 09:58:20
● 2021-11-09 23:57:52
○ 2026-06-30 03:23:18
○ 2026-07-14 20:12:30
○NSns2.dnsimple.com2016-01-20 → 2017-08-25 · 5 obs
● 2016-01-20 21:22:26
● 2017-08-25 03:40:56
○ 2020-11-06 04:57:20
○ 2026-07-14 20:12:30
○NSns2.torresdns.com2021-04-17 → 2021-11-09 · 5 obs
● 2021-04-17 09:58:20
● 2021-11-09 23:57:52
○ 2026-06-30 03:23:18
○ 2026-07-14 20:12:30
○NSns3.dnsimple.com2016-01-20 → 2017-08-25 · 5 obs
● 2016-01-20 21:22:26
● 2017-08-25 03:40:56
○ 2020-11-06 04:57:20
○ 2026-07-14 20:12:30
○NSns4.dnsimple.com2016-01-20 → 2017-08-25 · 5 obs
● 2016-01-20 21:22:26
● 2017-08-25 03:40:56
○ 2020-11-06 04:57:20
○ 2026-07-14 20:12:30
○NSns52.qnop.net2015-11-02 → 2015-11-02 · 3 obs
○ 2016-01-20 21:22:26
○ 2026-07-14 20:12:30
○NSns53.qnop.co.uk2015-11-02 → 2015-11-02 · 3 obs
○ 2016-01-20 21:22:26
○ 2026-07-14 20:12:30
○MXmail.tec.ac2015-11-02 → 2015-11-02 · 3 obs
○ 2016-01-20 21:22:26
○ 2026-07-14 20:12:30
○A128.199.173.1882016-01-20 → 2016-06-05 · 5 obs
● 2016-01-20 21:22:26
● 2016-06-05 04:07:28
○ 2017-05-15 03:48:16
○ 2026-07-14 20:12:30
○A172.104.90.522017-08-25 → 2017-08-25 · 4 obs
● 2017-08-25 03:40:56
○ 2020-11-06 04:57:20
○ 2026-07-14 20:12:30
○A209.126.123.112021-04-17 → 2021-04-17 · 4 obs
● 2021-04-17 09:58:20
○ 2021-11-07 21:48:40
○ 2026-07-14 20:12:30
○A209.126.123.122021-11-09 → 2021-11-09 · 4 obs
● 2021-11-09 23:57:52
○ 2026-06-30 03:23:18
○ 2026-07-14 20:12:30
○A45.32.13.1172017-05-15 → 2017-07-10 · 5 obs
● 2017-05-15 03:48:16
● 2017-07-10 02:49:04
○ 2017-08-25 03:40:56
○ 2026-07-14 20:12:30
○A5.102.184.352015-11-02 → 2015-11-02 · 3 obs
○ 2016-01-20 21:22:26
○ 2026-07-14 20:12:30
○A78.41.204.272021-11-07 → 2021-11-07 · 4 obs
● 2021-11-07 21:48:40
○ 2021-11-09 23:57:52
○ 2026-07-14 20:12:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ac | a2.nic.ac, a0.nic.ac, c0.nic.ac, b0.nic.ac | 8 records |
| tec.ac | ns01.domaincontrol.com, ns02.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.68.1
NS records: ns01.domaincontrol.com, ns02.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tec.ac (unsigned zone)
⏱️ Timing
Total: 351ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a0.nic.ac, a2.nic.ac, b0.nic.ac...)
Analysis
Name Servers
tec.ac has two authoritative name servers — ns01.domaincontrol.com and ns02.domaincontrol.com.
The name server configuration of tec.ac is shared with other domains, for instance diy3d.in, thestartupcollaborative.com, sportbikeshirts.com and two others.
The name servers for tec.ac overlap at least partially with those of other domains — for example laogaocnqc.com.
Both ns01.domaincontrol.com and ns02.domaincontrol.com have two IP addresses each. ns01.domaincontrol.com resolves to 97.74.100.1 and 2603:5:2140::1; ns02.domaincontrol.com resolves to 173.201.68.1 and 2603:5:2240::1.