f2e.dev - dns.ninja

πŸ›‘οΈDomain Reputation CheckBlocklist, phishing & malware statusβ†’

f2e.dev

DNSSEC⚠️ Not signed
A76.76.21.21πŸ‡ΊπŸ‡Έ Amazon76.76.21.0/24 EC2 Prefix
NSns53.domaincontrol.com ⭐
A2603:5:21a2::1bπŸ‡ΊπŸ‡Έ GODADDY-DNS2603:5:21a0::/44
PTRns53.domaincontrol.com
A97.74.106.27πŸ‡ΊπŸ‡Έ GODADDY-DNS97.74.106.0/23
PTRns53.domaincontrol.com
NSns54.domaincontrol.com
A2603:5:22a2::1bπŸ‡ΊπŸ‡Έ GODADDY-DNS2603:5:22a0::/44
PTRns54.domaincontrol.com
A173.201.74.27πŸ‡ΊπŸ‡Έ GODADDY-DNS173.201.74.0/23
PTRns54.domaincontrol.com
MXmx1.feishu.cn ⭐
A52.220.106.220πŸ‡ΈπŸ‡¬ Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
MXmx2.feishu.cn(5)
A101.126.58.225πŸ‡¨πŸ‡³ VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0πŸ‡¨πŸ‡³ CHINAMOBILE-CN122.14.224.0/20
MXmx3.feishu.cn(10)
A52.220.106.220πŸ‡ΈπŸ‡¬ Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
A101.126.58.225πŸ‡¨πŸ‡³ VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0πŸ‡¨πŸ‡³ CHINAMOBILE-CN122.14.224.0/20
TXTverification-code-site-App_feishu=tghPfbrFGN5ynAkU06U9
TXTv=spf1 +include:_netblocks.m.feishu.cn -all
SOAns53.domaincontrol.comdns@jomax.net 2026-09-15 #0

dev

DNSSECπŸ”’ 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=1
πŸ”’ HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

6 records (6 active, 0 former)

NSns53.domaincontrol.comns54.domaincontrol.comMXmx1.feishu.cnmx2.feishu.cnmx3.feishu.cnA76.76.21.21
●NSns53.domaincontrol.com2026-09-01 β†’ 2026-10-23 Β· 2 obs
● 2026-09-01 21:15:30
● 2026-10-23 08:42:48
●NSns54.domaincontrol.com2026-09-01 β†’ 2026-10-23 Β· 2 obs
● 2026-09-01 21:15:30
● 2026-10-23 08:42:48
●MXmx1.feishu.cn2026-09-01 β†’ 2026-10-23 Β· 2 obs
● 2026-09-01 21:15:30
● 2026-10-23 08:42:48
●MXmx2.feishu.cn2026-09-01 β†’ 2026-10-23 Β· 2 obs
● 2026-09-01 21:15:30
● 2026-10-23 08:42:48
●MXmx3.feishu.cn2026-09-01 β†’ 2026-10-23 Β· 2 obs
● 2026-09-01 21:15:30
● 2026-10-23 08:42:48
●A76.76.21.212026-09-01 β†’ 2026-10-23 Β· 2 obs
● 2026-09-01 21:15:30
● 2026-10-23 08:42:48

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
devns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
f2e.devns54.domaincontrol.com, ns53.domaincontrol.com-

βœ… Authoritative Response

Server:173.201.74.27

NS records: ns54.domaincontrol.com, ns53.domaincontrol.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f2e.dev (unsigned zone)

⏱️ Timing

Total: 378ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A176.76.21.21
NS2ns53.domaincontrol.com, ns54.domaincontrol.com
MX3mx3.feishu.cn (pri: 10), mx2.feishu.cn (pri: 5)...
TXT2verification-code-site-App_feishu=tghPfb, v=spf1 +include:_netblocks.m.feishu.cn -
SOA1ns53.domaincontrol.com dns.jomax.net

Analysis

IP Addresses

f2e.dev resolves to just one IP address, 76.76.21.21.

Two other host names, along with madaso.cn, hackmytravel.com and pmcycz.cn, also share IP numbers with f2e.dev.

Name Servers

f2e.dev is delegated to two name servers: ns53.domaincontrol.com and ns54.domaincontrol.com.

f2e.dev shares its NS records with other domains, for example justivaincasso.com, deep6itbincleaning.com, beyx.ph and two others.

f2e.dev shares at least some of its name servers with other domains, such as clayruralwater.com.

ns53.domaincontrol.com and ns54.domaincontrol.com each resolve to two IP addresses: ns53.domaincontrol.com points to 97.74.106.27 and 2603:5:21a2::1b, while ns54.domaincontrol.com points to 173.201.74.27 and 2603:5:22a2::1b.

Mail Servers

f2e.dev is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

There is at least a partial MX overlap between f2e.dev and other domains, including zvid.ai, fenghuank.com, hotmind.ai and two others.

Hostnames that map to three IP numbers:

mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names that have two IP addresses:

mx2.feishu.cn points to 101.126.58.225 and 122.14.229.0.

Host names that point to one IP address:

mx1.feishu.cn points to 52.220.106.220.

mx3.feishu.cn and mx1.feishu.cn are host names that each point to 52.220.106.220 IP addresses.

mx3.feishu.cn and mx2.feishu.cn are host names that each point to 101.126.58.225 IP addresses.

mx3.feishu.cn and mx2.feishu.cn are host names that each point to 122.14.229.0 IP addresses.