interface21.com - dns.ninja

interface21.com

DNSSEC⚠️ Not signed
A2606:4700:4409::ac40:94f0🇺🇸 Cloudflare2606:4700:4409::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:440d::6812:2710🇺🇸 Cloudflare2606:4700:440d::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.39.16Cloudflare104.18.39.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.148.240🇺🇸 Cloudflare172.64.148.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmary.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a86🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmary.ns.cloudflare.com
A2803:f800:50::6ca2:c086🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmary.ns.cloudflare.com
A2a06:98c1:50::ac40:2086🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmary.ns.cloudflare.com
A108.162.192.134🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmary.ns.cloudflare.com
A172.64.32.134🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmary.ns.cloudflare.com
A173.245.58.134🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmary.ns.cloudflare.com
NStheo.ns.cloudflare.com
A2606:4700:58::adf5:3b90🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A2803:f800:50::6ca2:c190🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtheo.ns.cloudflare.com
A2a06:98c1:50::ac40:2190🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtheo.ns.cloudflare.com
A108.162.193.144🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A172.64.33.144🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A173.245.59.144🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.18.39.16, 172.64.148.240
IPv6 hints2606:4700:4409::ac40:94f0, 2606:4700:440d::6812:2710
SOAmary.ns.cloudflare.comdns@cloudflare.com serial=2411132314

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785736982
WOT: SUSPICIOUS (60/100)

Subdomains

blog.interface21.com

Same first word

interface21.net
interface21.org
interface21.com
interface21.io
interface21.ch

DNS History

21 records (6 active, 15 former)

20162017201820192020202120222023202420252026NSmary.ns.cloudflare.comtheo.ns.cloudflare.comMXmail1.vmware.commail1b.vmware.comA104.18.39.16172.64.148.2402606:4700:4409::ac40:94f02606:4700:440d::6812:271023.20.181.1502606:4700:440c::6812:271052.0.224.15952.0.39.9652.201.192.1352.202.70.11952.72.73.10252.73.41.24554.172.222.10254.173.124.16654.85.197.11354.85.213.3654.88.215.24
●NSmary.ns.cloudflare.com2015-08-08 → 2026-08-03 · 2 obs
● 2015-08-08 20:41:32
● 2026-08-03 06:27:48
●NStheo.ns.cloudflare.com2015-08-08 → 2026-08-03 · 2 obs
● 2015-08-08 20:41:32
● 2026-08-03 06:27:48
○MXmail1.vmware.com2015-08-08 → 2017-07-10 · 4 obs
● 2015-08-08 20:41:32
● 2017-07-10 14:46:42
○ 2026-02-23 19:08:50
○ 2026-08-03 06:27:48
○MXmail1b.vmware.com2015-08-08 → 2017-07-10 · 4 obs
● 2015-08-08 20:41:32
● 2017-07-10 14:46:42
○ 2026-02-23 19:08:50
○ 2026-08-03 06:27:48
●A104.18.39.162026-02-23 → 2026-08-03 · 3 obs
○ 2017-07-10 14:46:42
● 2026-02-23 19:08:50
● 2026-08-03 06:27:48
●A172.64.148.2402026-02-23 → 2026-08-03 · 3 obs
○ 2017-07-10 14:46:42
● 2026-02-23 19:08:50
● 2026-08-03 06:27:48
○A23.20.181.1502016-11-05 → 2016-11-05 · 4 obs
○ 2016-04-29 21:03:58
● 2016-11-05 07:34:14
○ 2017-07-10 14:46:42
○ 2026-08-03 06:27:48
●A2606:4700:4409::ac40:94f02026-02-23 → 2026-08-03 · 3 obs
○ 2017-07-10 14:46:42
● 2026-02-23 19:08:50
● 2026-08-03 06:27:48
○A2606:4700:440c::6812:27102026-02-23 → 2026-02-23 · 4 obs
○ 2017-07-10 14:46:42
● 2026-02-23 19:08:50
○ 2026-06-26 01:26:46
○ 2026-08-03 06:27:48
●A2606:4700:440d::6812:27102026-06-26 → 2026-08-03 · 3 obs
○ 2026-02-23 19:08:50
● 2026-06-26 01:26:46
● 2026-08-03 06:27:48
○A52.0.224.1592016-02-04 → 2016-02-04 · 4 obs
○ 2015-12-21 16:05:28
● 2016-02-04 23:12:32
○ 2016-04-29 21:03:58
○ 2026-08-03 06:27:48
○A52.0.39.962016-11-05 → 2016-11-05 · 4 obs
○ 2016-04-29 21:03:58
● 2016-11-05 07:34:14
○ 2017-07-10 14:46:42
○ 2026-08-03 06:27:48
○A52.201.192.132017-07-10 → 2017-07-10 · 4 obs
○ 2016-11-05 07:34:14
● 2017-07-10 14:46:42
○ 2026-02-23 19:08:50
○ 2026-08-03 06:27:48
○A52.202.70.1192016-04-29 → 2016-04-29 · 4 obs
○ 2016-02-04 23:12:32
● 2016-04-29 21:03:58
○ 2016-11-05 07:34:14
○ 2026-08-03 06:27:48
○A52.72.73.1022016-04-29 → 2016-04-29 · 4 obs
○ 2016-02-04 23:12:32
● 2016-04-29 21:03:58
○ 2016-11-05 07:34:14
○ 2026-08-03 06:27:48
○A52.73.41.2452016-02-04 → 2016-02-04 · 4 obs
○ 2015-12-21 16:05:28
● 2016-02-04 23:12:32
○ 2016-04-29 21:03:58
○ 2026-08-03 06:27:48
○A54.172.222.1022015-12-21 → 2015-12-21 · 4 obs
○ 2015-08-08 20:41:32
● 2015-12-21 16:05:28
○ 2016-02-04 23:12:32
○ 2026-08-03 06:27:48
○A54.173.124.1662017-07-10 → 2017-07-10 · 4 obs
○ 2016-11-05 07:34:14
● 2017-07-10 14:46:42
○ 2026-02-23 19:08:50
○ 2026-08-03 06:27:48
○A54.85.197.1132015-08-08 → 2015-08-08 · 3 obs
● 2015-08-08 20:41:32
○ 2015-12-21 16:05:28
○ 2026-08-03 06:27:48
○A54.85.213.362015-08-08 → 2015-08-08 · 3 obs
● 2015-08-08 20:41:32
○ 2015-12-21 16:05:28
○ 2026-08-03 06:27:48
○A54.88.215.242015-12-21 → 2015-12-21 · 4 obs
○ 2015-08-08 20:41:32
● 2015-12-21 16:05:28
○ 2016-02-04 23:12:32
○ 2026-08-03 06:27:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
interface21.comtheo.ns.cloudflare.com, mary.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.144

NS records: theo.ns.cloudflare.com, mary.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for interface21.com (unsigned zone)

⏱️ Timing

Total: 154ms | Queries: -

📄 Records

TypeCountSample Data
A2104.18.39.16, 172.64.148.240
AAAA22606:4700:4409::ac40:94f0, 2606:4700:440d::6812:2710
NS2mary.ns.cloudflare.com, theo.ns.cloudflare.com
TXT1v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1mary.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (theo.ns.cloudflare.com, theo.ns.cloudflare.com, theo.ns.cloudflare.com...)

Analysis

Hierarchy

interface21.com is the parent zone for blog.interface21.com.

IP Addresses

interface21.com resolves to four IP addresses: 104.18.39.16, 172.64.148.240, 2606:4700:4409::ac40:94f0 and 2606:4700:440d::6812:2710.

Additional host names — automaticrenewalsettlement.com, www.castellum.se.cdn.cloudflare.net, sora.com and two others — share IP numbers with interface21.com.

Name Servers

Two name servers handle the delegation for interface21.com: mary.ns.cloudflare.com and theo.ns.cloudflare.com.

interface21.com shares its name server setup with other domains, including casino8322.buzz, spring.cloud, online-solutions-group.biz and two others.

interface21.com partially shares its NS delegation with several other domains, including romibets-casino.de, mkskate.com, dyz(0x787878).com and two others.

These name servers regularly co-occur with the name servers gwen.ns.cloudflare.com, galilea.ns.cloudflare.com and ram.ns.cloudflare.com.

Host names with 6 IP numbers:

mary.ns.cloudflare.com resolves to 108.162.192.134, 172.64.32.134 and 173.245.58.134 among others, with 3 other IP addresses in total.

theo.ns.cloudflare.com resolves to 108.162.193.144, 172.64.33.144 and 173.245.59.144 among others, with 3 other IP addresses in total.