derwent.app - robtex.com

derwent.app

DNSSEC⚠️ Not signed
NSns1.markmonitor.com
A2620:10a:80a8::1🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.160.1🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
NSns2.markmonitor.com
A2001:67c:10b8::1🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net
PTRns2.markmonitor.com
A176.97.158.1🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net
PTRns2.markmonitor.com
NSns3.markmonitor.com
A2620:10a:80a9::1🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.161.1🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
NSns4.markmonitor.com
A2001:67c:1bc::1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast
PTRns1.markmonitor.com
A192.174.68.1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net
PTRns1.markmonitor.com
NSns5.markmonitor.com
A2620:10a:80a8::2🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.160.2🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
NSns6.markmonitor.com
A2001:67c:10b8::3🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net
PTRns6.markmonitor.com
A176.97.158.3🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net
PTRns6.markmonitor.com
NSns7.markmonitor.com
A2620:10a:80a9::2🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
A149.112.161.2🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada
SOAns1.markmonitor.comhostmaster@markmonitor.com 2022-01-12 #1

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

7 records (7 active, 0 former)

NSns1.markmonitor.comns2.markmonitor.comns3.markmonitor.comns4.markmonitor.comns5.markmonitor.comns6.markmonitor.comns7.markmonitor.com
NSns1.markmonitor.com2026-05-22 → 2026-06-17 · 2 obs
● 2026-05-22 15:54:26
● 2026-06-17 20:06:00
NSns2.markmonitor.com2026-05-22 → 2026-06-17 · 2 obs
● 2026-05-22 15:54:26
● 2026-06-17 20:06:00
NSns3.markmonitor.com2026-05-22 → 2026-06-17 · 2 obs
● 2026-05-22 15:54:26
● 2026-06-17 20:06:00
NSns4.markmonitor.com2026-05-22 → 2026-06-17 · 2 obs
● 2026-05-22 15:54:26
● 2026-06-17 20:06:00
NSns5.markmonitor.com2026-05-22 → 2026-06-17 · 2 obs
● 2026-05-22 15:54:26
● 2026-06-17 20:06:00
NSns6.markmonitor.com2026-05-22 → 2026-06-17 · 2 obs
● 2026-05-22 15:54:26
● 2026-06-17 20:06:00
NSns7.markmonitor.com2026-05-22 → 2026-06-17 · 2 obs
● 2026-05-22 15:54:26
● 2026-06-17 20:06:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...-
derwent.appns3.markmonitor.com, ns7.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com...-

✅ Authoritative Response

Server:149.112.161.1

NS records: ns3.markmonitor.com, ns7.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns1.markmonitor.com, ns2.markmonitor.com, ns4.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for derwent.app (unsigned zone)

⏱️ Timing

Total: 2730ms | Queries: -

📄 Records

TypeCountSample Data
NS7ns1.markmonitor.com, ns2.markmonitor.com...
SOA1ns1.markmonitor.com hostmaster.markmonit

Analysis

Name Servers

derwent.app has 7 name servers — ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 others.

derwent.app at least partially shares name servers with other domains, for instance lacoste.hu, mainstays.co.uk, realpoint.us and two other.

These name servers are often used together with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Hostnames that resolve to two IP addresses:

ns1.markmonitor.com resolves to 149.112.160.1 and 2620:10a:80a8::1.

ns2.markmonitor.com resolves to 176.97.158.1 and 2001:67c:10b8::1.

ns3.markmonitor.com resolves to 149.112.161.1 and 2620:10a:80a9::1.

ns4.markmonitor.com resolves to 192.174.68.1 and 2001:67c:1bc::1.

ns5.markmonitor.com resolves to 149.112.160.2 and 2620:10a:80a8::2.

ns6.markmonitor.com resolves to 176.97.158.3 and 2001:67c:10b8::3.

ns7.markmonitor.com resolves to 149.112.161.2 and 2620:10a:80a9::2.