tcs4.com - robtex.com
tcs4.com
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=1776240757 | ||||||
Same first word
tcs4.com |
Similar names
c4st.net |
tc4s.org |
4cst.com |
ct4s.de |
c4ts.com |
tsc4.com |
t4cs.com |
4cst.net |
cts4.com |
s4ct.be |
st4c.com |
c4st.org |
stc4.com |
DNS History
21 records (9 active, 12 former)
●NSns-cloud-b1.googledomains.com2026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
●NSns-cloud-b2.googledomains.com2026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
●NSns-cloud-b3.googledomains.com2026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
●NSns-cloud-b4.googledomains.com2026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
○NSns1.renewyourname.net2016-04-07 → 2016-04-15 · 5 obs
● 2016-04-07 05:38:00
● 2016-04-15 13:56:56
○ 2016-05-31 14:33:58
○ 2026-04-15 08:20:58
○NSns2.renewyourname.net2016-04-07 → 2016-04-15 · 5 obs
● 2016-04-07 05:38:00
● 2016-04-15 13:56:56
○ 2016-05-31 14:33:58
○ 2026-04-15 08:20:58
○NSns3703.hostgator.com2015-07-02 → 2015-11-08 · 4 obs
● 2015-11-08 11:57:20
○ 2016-04-07 05:38:00
○ 2026-04-15 08:20:58
○NSns3704.hostgator.com2015-07-02 → 2015-11-08 · 4 obs
● 2015-11-08 11:57:20
○ 2016-04-07 05:38:00
○ 2026-04-15 08:20:58
○NSns4.dnsdun.net2017-03-31 → 2017-03-31 · 4 obs
● 2017-03-31 14:50:42
○ 2026-04-07 10:49:28
○ 2026-04-15 08:20:58
○NSns6.dnsdun.com2017-03-31 → 2017-03-31 · 4 obs
● 2017-03-31 14:50:42
○ 2026-04-07 10:49:28
○ 2026-04-15 08:20:58
○NSns8197.hostgator.com2015-07-02 → 2015-11-08 · 4 obs
● 2015-11-08 11:57:20
○ 2016-04-07 05:38:00
○ 2026-04-15 08:20:58
○MXmail.tcs4.com2015-07-02 → 2015-11-08 · 4 obs
● 2015-11-08 11:57:20
○ 2016-04-07 05:38:00
○ 2026-04-15 08:20:58
●MXsmtp.google.com2026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
○A107.148.74.1902017-03-31 → 2017-03-31 · 4 obs
● 2017-03-31 14:50:42
○ 2026-04-07 10:49:28
○ 2026-04-15 08:20:58
○A192.185.39.382015-07-02 → 2015-07-02 · 3 obs
○ 2015-11-08 11:57:20
○ 2026-04-15 08:20:58
○A192.185.39.42016-01-24 → 2016-01-24 · 4 obs
● 2016-01-24 07:03:18
○ 2016-04-07 05:38:00
○ 2026-04-15 08:20:58
●A198.185.159.1442026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
●A198.185.159.1452026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
●A198.49.23.1442026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
●A198.49.23.1452026-04-07 → 2026-04-15 · 3 obs
● 2026-04-07 10:49:28
● 2026-04-15 08:20:58
○A69.172.201.1522016-04-07 → 2016-04-15 · 5 obs
● 2016-04-07 05:38:00
● 2016-04-15 13:56:56
○ 2016-05-31 14:33:58
○ 2026-04-15 08:20:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net... | - |
| tcs4.com | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.38.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcs4.com (unsigned zone)
⏱️ Timing
Total: 366ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.49.23.145, 198.185.159.145... |
| NS | 4 | ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2", |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)
Analysis
IP Addresses
tcs4.com maps to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
Other host names, for instance nourishnails.com, barrydadon.com, htmwest.com, office1026.org and bmrmetalworks.net share IP numbers with tcs4.com.
Name Servers
tcs4.com is delegated to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
tcs4.com at least partially shares name servers with other domains such as dieppehydroponics.com, birthrightcuba.com, queenanthonycosmetics.com, vo2maxrunning.com and wattleday.asn.au.
Host names with two IP numbers:
ns-cloud-b1.googledomains.com points to 2001:4860:4802:32::6b and 216.239.32.107
ns-cloud-b2.googledomains.com points to 2001:4860:4802:34::6b and 216.239.34.107
ns-cloud-b3.googledomains.com points to 2001:4860:4802:36::6b and 216.239.36.107
ns-cloud-b4.googledomains.com points to 2001:4860:4802:38::6b and 216.239.38.107
Mail Servers
tcs4.com is handled by a single mail server, smtp.google.com.
tcs4.com shares the same mail server setup as other domains, including b2fin.com, spintronic.com, blueorb.co, milindshroffassociates.com and aureliofilho.com.
tcs4.com shares mail servers with other domains at least in part, for instance gjhl.org, hopsa.io, do-cat.com, junubia.net and esquared.in.
These mail servers are often used together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host name smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1b, 142.250.101.27, 142.250.141.26, 142.250.141.27, 142.251.2.26 and 142.251.2.27.