yoopbook.com - robtex.com
yoopbook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
| PTR | ip-76-76-21-21.defastlink.net | ||||||
| NS | jihoon.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2ce9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jihoon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3e9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jihoon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23e9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jihoon.ns.cloudflare.com | ||||||
| A | 108.162.195.233🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jihoon.ns.cloudflare.com | ||||||
| A | 162.159.44.233Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jihoon.ns.cloudflare.com | ||||||
| A | 172.64.35.233🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jihoon.ns.cloudflare.com | ||||||
| NS | karsyn.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26c2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karsyn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2c2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | karsyn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22c2🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | karsyn.ns.cloudflare.com | ||||||
| A | 108.162.194.194🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karsyn.ns.cloudflare.com | ||||||
| A | 162.159.38.194Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karsyn.ns.cloudflare.com | ||||||
| A | 172.64.34.194🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karsyn.ns.cloudflare.com | ||||||
| MX | mx2.zoho.in ⭐ | ||||||
| A | 169.148.146.168🇮🇳 ZOHO-IN169.148.146.0/24 ZOHO Corporation Private Limited Estancia IT Park GST Road , Vallanchery Village, GST Rd | ||||||
| PTR | mx2.zoho.in | ||||||
| PTR | mx3.zoho.in | ||||||
| PTR | mx.zoho.in | ||||||
| MX | mx.zoho.in(20) | ||||||
| A | 169.148.146.168🇮🇳 ZOHO-IN169.148.146.0/24 ZOHO Corporation Private Limited Estancia IT Park GST Road , Vallanchery Village, GST Rd | ||||||
| PTR | mx2.zoho.in | ||||||
| PTR | mx3.zoho.in | ||||||
| PTR | mx.zoho.in | ||||||
| A | 169.148.149.118🇮🇳 ZOHO-IN169.148.148.0/23 ZOHO Corporation Private Limited Estancia IT Park GST Road , Vallanchery Village, GST Rd | ||||||
| PTR | mx2.zoho.in | ||||||
| PTR | mx3.zoho.in | ||||||
| PTR | mx.zoho.in | ||||||
| MX | mx3.zoho.in(50) | ||||||
| A | 169.148.149.118🇮🇳 ZOHO-IN169.148.148.0/23 ZOHO Corporation Private Limited Estancia IT Park GST Road , Vallanchery Village, GST Rd | ||||||
| PTR | mx2.zoho.in | ||||||
| PTR | mx3.zoho.in | ||||||
| PTR | mx.zoho.in | ||||||
| TXT | google-site-verification=wvMVfOPj-5rwE953iJOSINvmFUdVoZls1XGGeUK0Rbg | ||||||
| TXT | v=spf1 include:dc-8e814c8572._spfm.yoopbook.com ~all | ||||||
| TXT | zoho-verification=zb90569880.zmverify.zoho.in | ||||||
| SOA | jihoon.ns.cloudflare.comdns@cloudflare.com serial=2398145776 | ||||||
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 | ||||||
DNS History
15 records (6 active, 9 former)
●NSjihoon.ns.cloudflare.com2026-03-11 → 2026-03-11 · 3 obs
● 2026-03-11 18:37:52
● 2026-03-11 18:37:54
●NSkarsyn.ns.cloudflare.com2026-03-11 → 2026-03-11 · 3 obs
● 2026-03-11 18:37:52
● 2026-03-11 18:37:54
○NSns4043.hostgator.com2016-11-08 → 2016-11-08 · 4 obs
● 2016-11-08 07:26:12
○ 2026-03-11 18:37:52
○ 2026-03-11 18:37:54
○NSns4044.hostgator.com2016-11-08 → 2016-11-08 · 4 obs
● 2016-11-08 07:26:12
○ 2026-03-11 18:37:52
○ 2026-03-11 18:37:54
○NSpdns05.domaincontrol.com2015-06-16 → 2015-06-16 · 3 obs
○ 2015-11-05 20:39:58
○ 2026-03-11 18:37:54
○NSpdns06.domaincontrol.com2015-06-16 → 2015-06-16 · 3 obs
○ 2015-11-05 20:39:58
○ 2026-03-11 18:37:54
○MXmail.yoopbook.com2016-11-08 → 2016-11-08 · 4 obs
● 2016-11-08 07:26:12
○ 2026-03-11 18:37:52
○ 2026-03-11 18:37:54
○MXmailstore1.secureserver.net2015-06-16 → 2015-06-16 · 3 obs
○ 2015-11-05 20:39:58
○ 2026-03-11 18:37:54
●MXmx.zoho.in2026-03-11 → 2026-03-11 · 3 obs
● 2026-03-11 18:37:52
● 2026-03-11 18:37:54
●MXmx2.zoho.in2026-03-11 → 2026-03-11 · 3 obs
● 2026-03-11 18:37:52
● 2026-03-11 18:37:54
●MXmx3.zoho.in2026-03-11 → 2026-03-11 · 3 obs
● 2026-03-11 18:37:52
● 2026-03-11 18:37:54
○MXsmtp.secureserver.net2015-06-16 → 2015-06-16 · 3 obs
○ 2015-11-05 20:39:58
○ 2026-03-11 18:37:54
○A50.63.202.522015-06-16 → 2015-06-16 · 3 obs
○ 2015-11-05 20:39:58
○ 2026-03-11 18:37:54
○A50.87.151.2342016-11-08 → 2016-11-08 · 4 obs
● 2016-11-08 07:26:12
○ 2026-03-11 18:37:52
○ 2026-03-11 18:37:54
●A76.76.21.212026-03-11 → 2026-03-11 · 3 obs
● 2026-03-11 18:37:52
● 2026-03-11 18:37:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| yoopbook.com | karsyn.ns.cloudflare.com, jihoon.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.194.194
NS records: karsyn.ns.cloudflare.com, jihoon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yoopbook.com (unsigned zone)
⏱️ Timing
Total: 226ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.76.21.21 |
| NS | 2 | jihoon.ns.cloudflare.com, karsyn.ns.cloudflare.com |
| MX | 3 | mx.zoho.in (pri: 10), mx3.zoho.in (pri: 20)... |
| TXT | 3 | google-site-verification=wvMVfOPj-5rwE95, v=spf1 include:dc-8e814c8572._spfm.yoopb... |
| SOA | 1 | jihoon.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (karsyn.ns.cloudflare.com, karsyn.ns.cloudflare.com, karsyn.ns.cloudflare.com...)
Analysis
IP Addresses
yoopbook.com points to a single IP: 76.76.21.21.
Other host names, for instance stjohnsanglican.org, rsvegroup.com, sunsetluxuryproperties.com, lovemyskin.net and servicecards.com share IP numbers with yoopbook.com.
Name Servers
yoopbook.com's delegation is to two name servers jihoon.ns.cloudflare.com and karsyn.ns.cloudflare.com.
yoopbook.com shares the same name server setup as other domains, for example 01v49.com, samabiz.com and mcabeefamily.com.
yoopbook.com at least partially shares its name servers with other domains, for instance zyne.co.uk, lowesmro.com, logbarnfarm.com, otoneko.net and stockdesktopwidget.com.
These name servers are commonly used with kianchau.ns.cloudflare.com, sean.ns.cloudflare.com and nadia.ns.cloudflare.com.
Host names with six IP numbers:
jihoon.ns.cloudflare.com points to: 2606:4700:58::a29f:2ce9, 2803:f800:50::6ca2:c3e9, 2a06:98c1:50::ac40:23e9, 108.162.195.233, 162.159.44.233 and 172.64.35.233.
karsyn.ns.cloudflare.com points to: 2606:4700:50::a29f:26c2, 2803:f800:50::6ca2:c2c2, 2a06:98c1:50::ac40:22c2, 108.162.194.194, 162.159.38.194 and 172.64.34.194.
Mail Servers
yoopbook.com is handled by three mail servers: mx2.zoho.in, mx3.zoho.in and mx.zoho.in.
yoopbook.com shares some mail servers with other domains, including awakeinfotech.com, resurge.co, zerothoughts.in, wildserve.com and tryitindia.com.
Host names with two IP numbers:
mx.zoho.in points to 169.148.146.168 and 169.148.149.118.
Host names with one IP number:
mx2.zoho.in points to 169.148.146.168.
mx3.zoho.in points to 169.148.149.118.
Host names pointing to 169.148.146.168: mx.zoho.in and mx2.zoho.in.
Host names pointing to 169.148.149.118: mx.zoho.in and mx3.zoho.in.