iscru.uk - robtex.com

iscru.uk

DNSSEC⚠️ Not signed
A2606:4700:130:436c:6f75:6466:6c61:7265🇺🇸 Cloudflare2606:4700:130::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.35.222Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ⚠ Not in HTTPS hints
A172.67.180.61🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ⚠ Not in HTTPS hints
NSkatelyn.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26eb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A2803:f800:50::6ca2:c2eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkatelyn.ns.cloudflare.com
A2a06:98c1:50::ac40:22eb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkatelyn.ns.cloudflare.com
A108.162.194.235🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A162.159.38.235Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A172.64.34.235🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
NSlars.ns.cloudflare.com
A2606:4700:58::adf5:3bc3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A2803:f800:50::6ca2:c1c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlars.ns.cloudflare.com
A2a06:98c1:50::ac40:21c3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlars.ns.cloudflare.com
A108.162.193.195🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A172.64.33.195🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A173.245.59.195🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
MX_dc-mx.871839f90217.iscru.uk ⭐
A149.255.62.156🇬🇧 AWARESOFT149.255.60.0/22
PTRcloud759.thundercloud.uk
TXTv=spf1 ip4:149.255.62.156 include:spf.mail-gw.thundermail.uk +a +mx +ip4:149....
HTTPSHTTP/3, HTTP/2 ⚠ 2 unhinted📌 1 extra
IPv4172.64.80.1
IPv62606:4700:130:436c:6f75:6466:6c61:7265
SOAkatelyn.ns.cloudflare.comdns@cloudflare.com serial=2398214419

uk

DNSSEC🔒 Signed (DS record present)
NSdns1.nic.uk ⭐
NSdns2.nic.uk
NSdns3.nic.uk
NSdns4.nic.uk
NSnsa.nic.uk
NSnsb.nic.uk
NSnsc.nic.uk
NSnsd.nic.uk
SOAdns1.nic.ukhostmaster@nic.uk serial=1773556814

Same first word

iscru.uk

Similar names

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urcsi.ru

DNS History

8 records (6 active, 2 former)

NSkatelyn.ns.cloudflare.comlars.ns.cloudflare.comMX_dc-mx.871839f90217.iscru.ukA104.21.35.222172.67.180.612606:4700:130:436c:6f75:6466:6c61:72652606:4700:3034::6815:23de2606:4700:3037::ac43:b43d
●NSkatelyn.ns.cloudflare.com2026-03-20 → 2026-03-22 · 2 obs
● 2026-03-20 01:01:42
● 2026-03-22 23:16:18
●NSlars.ns.cloudflare.com2026-03-20 → 2026-03-22 · 2 obs
● 2026-03-20 01:01:42
● 2026-03-22 23:16:18
●MX_dc-mx.871839f90217.iscru.uk2026-03-20 → 2026-03-22 · 2 obs
● 2026-03-20 01:01:42
● 2026-03-22 23:16:18
●A104.21.35.2222026-03-20 → 2026-03-22 · 2 obs
● 2026-03-20 01:01:42
● 2026-03-22 23:16:18
●A172.67.180.612026-03-20 → 2026-03-22 · 2 obs
● 2026-03-20 01:01:42
● 2026-03-22 23:16:18
●A2606:4700:130:436c:6f75:6466:6c61:72652026-03-22 → 2026-03-22 · 2 obs
○ 2026-03-20 05:31:40
● 2026-03-22 23:16:18
○A2606:4700:3034::6815:23de2026-03-20 → 2026-03-20 · 3 obs
● 2026-03-20 01:01:42
● 2026-03-20 05:31:40
○ 2026-03-22 23:16:18
○A2606:4700:3037::ac43:b43d2026-03-20 → 2026-03-20 · 3 obs
● 2026-03-20 01:01:42
● 2026-03-20 05:31:40
○ 2026-03-22 23:16:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...-
iscru.uklars.ns.cloudflare.com, katelyn.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.235

NS records: lars.ns.cloudflare.com, katelyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iscru.uk (unsigned zone)

⏱️ Timing

Total: 755ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.180.61, 104.21.35.222
AAAA22606:4700:3037::ac43:b43d, 2606:4700:3034::6815:23de
NS2katelyn.ns.cloudflare.com, lars.ns.cloudflare.com
MX1_dc-mx.871839f90217.iscru.uk (pri: 0)
TXT1v=spf1 ip4:149.255.62.156 include:spf.ma
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1katelyn.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

Three IP numbers for iscru.uk are 2606:4700:130:436c:6f75:6466:6c61:7265, 104.21.35.222 and 172.67.180.61.

Other host names, for instance livingaroundcharlotte.com, bnipoun.vip, veriaffari.it, aukdsx.fangxiangbang.com and andradestudio.com.br share IP numbers with iscru.uk.

Name Servers

iscru.uk's delegation is to two name servers katelyn.ns.cloudflare.com and lars.ns.cloudflare.com.

iscru.uk shares the same name server configuration as other domains, such as vexomloot-app.com, toepa.com, secure-pay.co.uk, fenglin.idv.tw and websitexpert.net.

iscru.uk at least partially shares its name servers with other domains, for instance stolemyinter.net, cointree.com, qbwydh.com, natalsertanejo.com and biochemjournal.com.

These name servers are commonly used with valentin.ns.cloudflare.com, arturo.ns.cloudflare.com and zeus.ns.cloudflare.com.

Host names with six IP numbers:

katelyn.ns.cloudflare.com points to: 2606:4700:50::a29f:26eb, 2803:f800:50::6ca2:c2eb, 2a06:98c1:50::ac40:22eb, 108.162.194.235, 162.159.38.235 and 172.64.34.235.

lars.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc3, 2803:f800:50::6ca2:c1c3, 2a06:98c1:50::ac40:21c3, 108.162.193.195, 172.64.33.195 and 173.245.59.195.

Mail Servers

iscru.uk is served by a single mail server, _dc-mx.871839f90217.iscru.uk.

_dc-mx.871839f90217.iscru.uk points to IP number 149.255.62.156.