concurrent.co.uk - robtex.com

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`concurrent.co.uk`

DNSSEC	⚠️ Not signed
A	3.162.103.45^{🇺🇸 Amazon}
		PTR	`server-3-162-103-45.iad61.r.cloudfront.net`
A	3.162.103.51^{🇺🇸 Amazon}
A	3.162.103.90^{🇺🇸 Amazon}
A	3.162.103.94^{🇺🇸 Amazon}
NS	`ns-5.awsdns-00.com` ⭐
		A	2600:9000:5300:500::1^{🇺🇸 Amazon}
			PTR	`ns-5.awsdns-00.com`
		A	205.251.192.5^{🇺🇸 Amazon}
			PTR	`ns-5.awsdns-00.com`
NS	`ns-1212.awsdns-23.org`
		A	2600:9000:5304:bc00::1^{🇺🇸 Amazon}
			PTR	`ns-1212.awsdns-23.org`
		A	205.251.196.188^{🇺🇸 Amazon}
			PTR	`ns-1212.awsdns-23.org`
NS	`ns-1560.awsdns-03.co.uk`
		A	2600:9000:5306:1800::1^{🇺🇸 Amazon}
			PTR	`ns-1560.awsdns-03.co.uk`
		A	205.251.198.24^{🇺🇸 Amazon}
			PTR	`ns-1560.awsdns-03.co.uk`
NS	`ns-898.awsdns-48.net`
		A	2600:9000:5303:8200::1^{🇺🇸 Amazon}
			PTR	`ns-898.awsdns-48.net`
		A	205.251.195.130^{🇺🇸 Amazon}
			PTR	`ns-898.awsdns-48.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.26^{🇺🇸 Google}
			PTR	`yutulis-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.26^{🇺🇸 Google}
			PTR	`yucbful-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4024:c0d::1b^{🇺🇸 Google}
			PTR	`mj-in-f27.1e100.net`
		A	192.178.152.26^{🇺🇸 Google}
			PTR	`mj-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:403::1a^{🇺🇸 Google}
			PTR	`gg-in-f26.1e100.net`
		A	142.250.96.27^{🇺🇸 Google}
			PTR	`gg-in-f27.1e100.net`
TXT	`google-site-verification=tFqxGIt83-fNOZF0bBJrp0G9UMiBcZkGWHniOaV9nB8`
TXT	`v=spf1 include:8871318.spf10.hubspotemail.net -all`
SOA	`ns-5.awsdns-00.com`awsdns-hostmaster@amazon.com serial=1

`co.uk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns1.nic.uk` ⭐ ⚠️ Not in parent delegation 🔒
	NS	`dns2.nic.uk` ⚠️ Not in parent delegation 🔒
	NS	`dns3.nic.uk` ⚠️ Not in parent delegation 🔒
	NS	`dns4.nic.uk` ⚠️ Not in parent delegation 🔒
	NS	`nsa.nic.uk` ⚠️ Not in parent delegation 🔒
	NS	`nsb.nic.uk` ⚠️ Not in parent delegation 🔒
	NS	`nsc.nic.uk` ⚠️ Not in parent delegation 🔒
	NS	`nsd.nic.uk` ⚠️ Not in parent delegation 🔒
	SOA	`dns1.nic.uk`hostmaster@nominet.org.uk serial=1771292341

📈 Tranco rank: #840,144
rank #159587 globally
rank #9276 in the tld

Up

nowstudents-almacourt.concurrent.co.uk

Same first word

concurrent.dk

concurrent.jp

concurrent.ca

concurrent.com

concurrent.be

concurrent.co.za

concurrent.ch

concurrent.fr

concurrent.co.uk

concurrent.net

concurrent.biz

concurrent.org

concurrent.co

Similar names

currentcon.com

DNS History

35 records (13 active, 22 former)

○NSbuy.internettraffic.com2015-08-06 → 2016-07-09 · 4 obs

● 2015-08-06 11:36:20
● 2016-07-09 10:31:46
○ 2017-03-24 02:35:00
○ 2026-02-18 02:53:24

●NSns-1212.awsdns-23.org2026-02-15 → 2026-02-18 · 3 obs

○ 2020-01-27 02:04:26
● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

●NSns-1560.awsdns-03.co.uk2026-02-15 → 2026-02-18 · 3 obs

○ 2020-01-27 02:04:26
● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

●NSns-5.awsdns-00.com2026-02-15 → 2026-02-18 · 3 obs

○ 2020-01-27 02:04:26
● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

●NSns-898.awsdns-48.net2026-02-15 → 2026-02-18 · 3 obs

○ 2020-01-27 02:04:26
● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

○NSns1.undeveloped.com2020-01-27 → 2020-01-27 · 4 obs

○ 2017-03-24 02:35:00
● 2020-01-27 02:04:26
○ 2026-02-15 09:10:50
○ 2026-02-18 02:53:24

○NSns1.uniregistrymarket.link2017-03-24 → 2017-03-24 · 4 obs

○ 2016-07-09 10:31:46
● 2017-03-24 02:35:00
○ 2020-01-27 02:04:26
○ 2026-02-18 02:53:24

○NSns2.undeveloped.com2020-01-27 → 2020-01-27 · 4 obs

○ 2017-03-24 02:35:00
● 2020-01-27 02:04:26
○ 2026-02-15 09:10:50
○ 2026-02-18 02:53:24

○NSns2.uniregistrymarket.link2017-03-24 → 2017-03-24 · 4 obs

○ 2016-07-09 10:31:46
● 2017-03-24 02:35:00
○ 2020-01-27 02:04:26
○ 2026-02-18 02:53:24

○NSsell.internettraffic.com2015-08-06 → 2016-07-09 · 4 obs

● 2015-08-06 11:36:20
● 2016-07-09 10:31:46
○ 2017-03-24 02:35:00
○ 2026-02-18 02:53:24

●MXalt1.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs

● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

●MXalt2.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs

● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

●MXalt3.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs

● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

●MXalt4.aspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs

● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

●MXaspmx.l.google.com2026-02-15 → 2026-02-18 · 2 obs

● 2026-02-15 09:10:50
● 2026-02-18 02:53:24

○A18.244.124.1072026-02-15 → 2026-02-16 · 9 obs

○ 2020-01-27 02:04:26
● 2026-02-15 09:10:50
● 2026-02-16 06:30:40
○ 2026-02-16 07:13:08
● 2026-02-16 15:53:36
○ 2026-02-16 16:36:02
● 2026-02-16 23:08:04
○ 2026-02-17 02:15:30
○ 2026-02-18 02:53:24

○A18.244.124.1212026-02-15 → 2026-02-16 · 9 obs

○A18.244.124.312026-02-15 → 2026-02-16 · 9 obs

○A18.244.124.862026-02-15 → 2026-02-16 · 9 obs

○A216.137.39.1212026-02-16 → 2026-02-17 · 9 obs

○ 2026-02-16 06:30:40
● 2026-02-16 07:13:08
○ 2026-02-16 15:53:36
● 2026-02-16 16:36:02
○ 2026-02-16 23:08:04
○ 2026-02-17 18:01:40
● 2026-02-17 22:56:52
○ 2026-02-18 00:10:22
○ 2026-02-18 02:53:24

○A216.137.39.32026-02-16 → 2026-02-17 · 9 obs

○A216.137.39.412026-02-16 → 2026-02-17 · 9 obs

○A216.137.39.762026-02-16 → 2026-02-17 · 9 obs

○A2a05:d014:9da:8c10:306e:3e07:a16f:a5522020-01-27 → 2020-01-27 · 4 obs

○ 2017-03-24 02:35:00
● 2020-01-27 02:04:26
○ 2026-02-15 09:10:50
○ 2026-02-18 02:53:24

●A3.162.103.452026-02-17 → 2026-02-18 · 7 obs

○ 2026-02-15 09:10:50
○ 2026-02-17 11:50:26
● 2026-02-17 13:36:12
● 2026-02-17 18:01:40
○ 2026-02-17 22:56:52
● 2026-02-18 00:10:22
● 2026-02-18 02:53:24

●A3.162.103.512026-02-17 → 2026-02-18 · 7 obs

○ 2026-02-15 09:10:50
○ 2026-02-17 11:50:26
● 2026-02-17 13:36:12
● 2026-02-17 18:01:40
○ 2026-02-17 22:56:52
● 2026-02-18 00:10:22
● 2026-02-18 02:53:24

●A3.162.103.902026-02-17 → 2026-02-18 · 7 obs

○ 2026-02-15 09:10:50
○ 2026-02-17 11:50:26
● 2026-02-17 13:36:12
● 2026-02-17 18:01:40
○ 2026-02-17 22:56:52
● 2026-02-18 00:10:22
● 2026-02-18 02:53:24

●A3.162.103.942026-02-17 → 2026-02-18 · 7 obs

○ 2026-02-15 09:10:50
○ 2026-02-17 11:50:26
● 2026-02-17 13:36:12
● 2026-02-17 18:01:40
○ 2026-02-17 22:56:52
● 2026-02-18 00:10:22
● 2026-02-18 02:53:24

○A52.58.78.162020-01-27 → 2020-01-27 · 4 obs

○ 2017-03-24 02:35:00
● 2020-01-27 02:04:26
○ 2026-02-15 09:10:50
○ 2026-02-18 02:53:24

○A52.84.118.1222026-02-17 → 2026-02-17 · 5 obs

○ 2026-02-16 23:08:04
● 2026-02-17 02:15:30
● 2026-02-17 11:50:26
○ 2026-02-17 13:36:12
○ 2026-02-18 02:53:24

○A52.84.118.152026-02-17 → 2026-02-17 · 5 obs

○ 2026-02-16 23:08:04
● 2026-02-17 02:15:30
● 2026-02-17 11:50:26
○ 2026-02-17 13:36:12
○ 2026-02-18 02:53:24

○A52.84.118.232026-02-17 → 2026-02-17 · 5 obs

○ 2026-02-16 23:08:04
● 2026-02-17 02:15:30
● 2026-02-17 11:50:26
○ 2026-02-17 13:36:12
○ 2026-02-18 02:53:24

○A52.84.118.912026-02-17 → 2026-02-17 · 5 obs

○ 2026-02-16 23:08:04
● 2026-02-17 02:15:30
● 2026-02-17 11:50:26
○ 2026-02-17 13:36:12
○ 2026-02-18 02:53:24

○A69.172.201.1532016-07-09 → 2017-03-24 · 5 obs

○ 2016-03-13 07:59:44
● 2016-07-09 10:31:46
● 2017-03-24 02:35:00
○ 2020-01-27 02:04:26
○ 2026-02-18 02:53:24

○A69.172.201.2082015-08-06 → 2016-03-13 · 4 obs

● 2015-08-06 11:36:20
● 2016-03-13 07:59:44
○ 2016-07-09 10:31:46
○ 2026-02-18 02:53:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
concurrent.co.uk	ns-5.awsdns-00.com, ns-898.awsdns-48.net, ns-1212.awsdns-23.org, ns-1560.awsdns-03.co.uk	-

✅ Authoritative Response

Server: 205.251.195.130

NS records: ns-5.awsdns-00.com, ns-898.awsdns-48.net, ns-1212.awsdns-23.org, ns-1560.awsdns-03.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for concurrent.co.uk (unsigned zone)

⏱️ Timing

Total: 176ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.162.103.45, 3.162.103.94...`
NS	4	`ns-1212.awsdns-23.org, ns-1560.awsdns-03.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=tFqxGIt83-fNOZF, v=spf1 include:8871318.spf10.hubspotemai`
SOA	1	`ns-5.awsdns-00.com awsdns-hostmaster.ama`

AI analysis

The parent of nowstudents-almacourt.concurrent.co.uk is concurrent.co.uk.

concurrent.co.uk maps to four IP numbers: 3.162.103.45, 3.162.103.51, 3.162.103.90 and 3.162.103.94.

other host names include 96-fromsofia.net, img.hommi.jp, ubankertrade.com, pacport.com and infinitebulldog.com; they share IP numbers with concurrent.co.uk.

concurrent.co.uk delegates to four name servers: ns-5.awsdns-00.com, ns-898.awsdns-48.net, ns-1212.awsdns-23.org and ns-1560.awsdns-03.co.uk.

concurrent.co.uk at least partially shares name servers with other domains, for instance b-spot.tv, tracwire.com, bcsmosaic.com, bmore.net.au and 121.11.203.in-addr.arpa.

These name servers are commonly used with ns-41.awsdns-05.com, ns-834.awsdns-40.net, ns-1940.awsdns-50.co.uk, ns-376.awsdns-47.com, ns-1190.awsdns-20.org, ns-1632.awsdns-12.co.uk, ns-951.awsdns-54.net, ns-731.awsdns-27.net and ns-1516.awsdns-61.org.

Host names with two IP numbers: ns-5.awsdns-00.com points to 2600:9000:5300:500::1 and 205.251.192.5; ns-898.awsdns-48.net points to 2600:9000:5303:8200::1 and 205.251.195.130; ns-1212.awsdns-23.org points to 2600:9000:5304:bc00::1 and 205.251.196.188; ns-1560.awsdns-03.co.uk points to 2600:9000:5306:1800::1 and 205.251.198.24.

concurrent.co.uk is served by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

concurrent.co.uk shares at least partially some mail servers with other domains, for instance ns500742.ns500742.ns500754.ns500671.ns500754.ns500754.ns500688.ns500671.ns500688.ns500678.ns500291.ns500291.ns500131.lustychickser.com, ns500759.ns500758.ns500698.ns500758.ns500758.ns500698.ns500735.ns500736.ns500698.ns500698.ns500735.ns500736.ns500698.ns500576.ns500619.ns500698.trackreceptor.com, ns500734.ns500734.ns500693.ns500734.ns500734.ns500693.ns500693.ns500699.ns500683.ns500683.ns500588.ns500588.ns500588.dtrkdll.com, ns500841.ns500821.ns500795.ns500795.ns500794.ns500795.ns500821.ns500795.ns500795.lustypartnersfinder.com and pillo1.com.

Mail servers frequently appear alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

The host name aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

The host name alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

The host name alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

The host name alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.

The host name alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.