yctb.org - robtex.com
yctb.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 148.72.117.216🇺🇸 AS398101148.72.112.0/21 | ||||||
| PTR | 216.117.72.148.host.secureserver.net | ||||||
| NS | ns5.worldnic.com ⭐ | ||||||
| A | 162.159.26.110Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | powerdns-prod06.dc.tutum.co | ||||||
| NS | ns6.worldnic.com | ||||||
| A | 162.159.27.124Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.yctb.org ⭐ | ||||||
| A | 72.0.156.6🇺🇸 TVC72.0.128.0/19 FIRSTLIGHT-NET-72-0-128-0-19 | ||||||
| PTR | 72-0-156-6.static.firstlight.net | ||||||
| TXT | v=spf1 include:spf.registeredsite.com include:spf.cloudus.oxcs.net ~all | ||||||
| TXT | tmes=cdb37244538c99c5c768cd6b840cc069 | ||||||
| TXT | MS=ms14231014 | ||||||
| SOA | NS5.WORLDNIC.COMnamehost@WORLDNIC.COM serial=124082614 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1784884401 | ||||||
Subdomains
Same first word
yctb.org |
Similar names
DNS History
7 records (4 active, 3 former)
●NSns5.worldnic.com2015-08-05 → 2026-07-24 · 2 obs
● 2026-07-24 09:43:00
●NSns6.worldnic.com2015-08-05 → 2026-07-24 · 2 obs
● 2026-07-24 09:43:00
○MXinbound.yctb.org.netsolmail.net2015-08-05 → 2016-06-20 · 4 obs
● 2016-06-20 13:27:42
○ 2020-01-09 06:42:44
○ 2026-07-24 09:43:00
●MXmail.yctb.org2026-06-04 → 2026-07-24 · 5 obs
● 2026-06-04 10:56:30
○ 2026-06-05 04:59:10
● 2026-06-05 05:40:04
● 2026-07-24 09:43:00
○MXmx1.netsolmail.net2020-01-09 → 2020-01-09 · 4 obs
● 2020-01-09 06:42:44
○ 2026-06-04 10:56:30
○ 2026-07-24 09:43:00
●A148.72.117.2162020-01-09 → 2026-07-24 · 3 obs
● 2020-01-09 06:42:44
● 2026-07-24 09:43:00
○A206.188.192.2152015-08-05 → 2016-06-20 · 4 obs
● 2016-06-20 13:27:42
○ 2020-01-09 06:42:44
○ 2026-07-24 09:43:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| yctb.org | ns6.worldnic.com, ns5.worldnic.com | - |
✅ Authoritative Response
Server:162.159.27.124
NS records: ns6.worldnic.com, ns5.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yctb.org (unsigned zone)
⏱️ Timing
Total: 488ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 148.72.117.216 |
| NS | 2 | ns5.worldnic.com, ns6.worldnic.com |
| MX | 1 | mail.yctb.org (pri: 0) |
| TXT | 3 | tmes=cdb37244538c99c5c768cd6b840cc069, MS=ms14231014... |
| SOA | 1 | NS5.WORLDNIC.COM namehost.WORLDNIC.COM |
Analysis
Hierarchy
www.yctb.org and mail.yctb.org are both subdomains of yctb.org.
IP Addresses
yctb.org resolves to one IP address: 148.72.117.216.
www.yctb.org is an example of another host name that shares IP numbers with yctb.org.
Name Servers
yctb.org has two authoritative name servers — ns5.worldnic.com and ns6.worldnic.com.
yctb.org uses the same name servers as several other domains — among them magnoliaoilgas.com, abelectric.net, viridiam.com and two more.
Each of ns5.worldnic.com and ns6.worldnic.com has one IP address: ns5.worldnic.com uses 162.159.26.110 and ns6.worldnic.com uses 162.159.27.124.
Mail Servers
Mail for yctb.org is handled by a single mail server, mail.yctb.org.
mail.yctb.org points to one IP number — 72.0.156.6.