cotullaisd.com - dns.ninja
cotullaisd.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 151.101.0.80🇺🇸 Fastly151.101.0.0/22 | ||||||
| A | 151.101.64.80🇺🇸 Fastly151.101.64.0/22 | ||||||
| A | 151.101.128.80🇺🇸 Fastly151.101.128.0/22 | ||||||
| A | 151.101.192.80🇺🇸 Fastly151.101.192.0/22 | ||||||
| NS | ns35.worldnic.com ⭐ | ||||||
| A | 162.159.26.212Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns36.worldnic.com | ||||||
| A | 162.159.27.146Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.cotullaisd.com ⭐ | ||||||
| A | 168.37.229.22🇺🇸 ASN-TEXASAGENCYNET168.32.0.0/12 Texas Department of Information Resources (HHSCNet-TEX-AN) 1711 San Jacinto Austin, TX, 78711, USA | ||||||
| MX | mail1.cotullaisd.com(30) | ||||||
| A | 168.37.229.21🇺🇸 ASN-TEXASAGENCYNET168.32.0.0/12 Texas Department of Information Resources (HHSCNet-TEX-AN) 1711 San Jacinto Austin, TX, 78711, USA | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | NS35.WORLDNIC.comnamehost@WORLDNIC.com serial=122081421 | ||||||
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=1786014254 | ||||||
Subdomains
Same first word
cotullaisd.com |
cotullaisd.net |
Similar names
alistcloud.com |
callstudio.at |
callstudio.xyz |
callstudio.net |
taliscloud.com |
studiocall.xyz |
studiocall.com |
callstudio.de |
DNS History
10 records (8 active, 2 former)
●NSns35.worldnic.com2015-06-30 → 2026-08-06 · 2 obs
● 2026-08-06 11:06:20
●NSns36.worldnic.com2015-06-30 → 2026-08-06 · 2 obs
● 2026-08-06 11:06:20
●MXmail.cotullaisd.com2015-06-30 → 2026-08-06 · 6 obs
● 2026-05-20 02:01:24
○ 2026-05-22 00:15:08
○ 2026-05-24 00:59:00
● 2026-05-25 11:41:40
● 2026-08-06 11:06:20
●MXmail1.cotullaisd.com2015-06-30 → 2026-08-06 · 6 obs
● 2026-05-20 02:01:24
○ 2026-05-22 00:15:08
○ 2026-05-24 00:59:00
● 2026-05-25 11:41:40
● 2026-08-06 11:06:20
●A151.101.0.802026-02-15 → 2026-08-06 · 10 obs
● 2026-02-15 16:51:12
● 2026-05-13 06:05:10
○ 2026-05-13 07:45:04
● 2026-05-13 09:29:18
● 2026-05-20 02:01:24
○ 2026-05-22 00:15:08
○ 2026-05-24 00:59:00
● 2026-05-25 11:41:40
● 2026-08-06 11:06:20
●A151.101.128.802026-02-15 → 2026-08-06 · 10 obs
● 2026-02-15 16:51:12
● 2026-05-13 06:05:10
○ 2026-05-13 07:45:04
● 2026-05-13 09:29:18
● 2026-05-20 02:01:24
○ 2026-05-22 00:15:08
○ 2026-05-24 00:59:00
● 2026-05-25 11:41:40
● 2026-08-06 11:06:20
●A151.101.192.802026-02-15 → 2026-08-06 · 10 obs
● 2026-02-15 16:51:12
● 2026-05-13 06:05:10
○ 2026-05-13 07:45:04
● 2026-05-13 09:29:18
● 2026-05-20 02:01:24
○ 2026-05-22 00:15:08
○ 2026-05-24 00:59:00
● 2026-05-25 11:41:40
● 2026-08-06 11:06:20
●A151.101.64.802026-02-15 → 2026-08-06 · 10 obs
● 2026-02-15 16:51:12
● 2026-05-13 06:05:10
○ 2026-05-13 07:45:04
● 2026-05-13 09:29:18
● 2026-05-20 02:01:24
○ 2026-05-22 00:15:08
○ 2026-05-24 00:59:00
● 2026-05-25 11:41:40
● 2026-08-06 11:06:20
○A218.5.74.882015-06-30 → 2015-06-30 · 3 obs
○ 2018-12-13 17:51:02
○ 2026-08-06 11:06:20
○A54.208.31.492015-06-30 → 2018-12-13 · 4 obs
● 2018-12-13 17:51:02
○ 2026-02-15 16:51:12
○ 2026-08-06 11:06:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cotullaisd.com | ns35.worldnic.com, ns36.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.212
NS records: ns35.worldnic.com, ns36.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotullaisd.com (unsigned zone)
⏱️ Timing
Total: 243ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 151.101.0.80, 151.101.128.80... |
| NS | 2 | ns36.worldnic.com, ns35.worldnic.com |
| MX | 2 | mail1.cotullaisd.com (pri: 10), mail.cotullaisd.com (pri: 30) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | NS35.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns35.worldnic.com, ns36.worldnic.com)
Analysis
Hierarchy
mail1.cotullaisd.com and mail.cotullaisd.com are both subdomains of cotullaisd.com.
IP Addresses
cotullaisd.com directs to four IP numbers, which are 151.101.0.80, 151.101.64.80, 151.101.128.80 and 151.101.192.80.
whsd1.org, marlboro.k12.nj.us, tyrrell.k12.nc.us and two other host names share IP numbers with cotullaisd.com.
Name Servers
DNS delegation for cotullaisd.com points to two name servers: ns35.worldnic.com and ns36.worldnic.com.
cotullaisd.com uses the same name servers as several other domains — among them metrostar.net, anointek.com, jaymo.com and two more.
At least some of cotullaisd.com's name servers are shared with other domains, for example barry.com and stillwatercoc.church.
Each of ns35.worldnic.com and ns36.worldnic.com has one IP address: ns35.worldnic.com uses 162.159.26.212 and ns36.worldnic.com uses 162.159.27.146.
Mail Servers
Mail for cotullaisd.com is handled by two mail servers — mail1.cotullaisd.com and mail.cotullaisd.com.
Each of mail1.cotullaisd.com and mail.cotullaisd.com has one IP address: mail1.cotullaisd.com uses 168.37.229.21 and mail.cotullaisd.com uses 168.37.229.22.