rcbweb.com - dns.ninja

`rcbweb.com`

DNSSEC	⚠️ Not signed
A	130.209.144.104^{🇬🇧 JANET130.209.0.0/16 Glasgow University Glasgow G12 8QQ Scotland UNITED KINGDOM}
		PTR	`workbar-pc.stats.gla.ac.uk`
NS	`dns0.gla.ac.uk` ⭐
		A	2001:630:40:4:130:209:4:250^{🇬🇧 JANET2001:630::/32 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom}
			PTR	`dns0.gla.ac.uk`
			PTR	`intdns0.gla.ac.uk`
			PTR	`jwn-extdns01.gla.ac.uk`
		A	130.209.4.250^{🇬🇧 JANET130.209.0.0/16 Glasgow University Glasgow G12 8QQ Scotland UNITED KINGDOM}
			PTR	`dns0.gla.ac.uk`
NS	`dns1.gla.ac.uk`
		A	2001:630:40:4:130:209:4:251^{🇬🇧 JANET2001:630::/32 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom}
			PTR	`dns1.gla.ac.uk`
			PTR	`intdns1.gla.ac.uk`
		A	130.209.4.251^{🇬🇧 JANET130.209.0.0/16 Glasgow University Glasgow G12 8QQ Scotland UNITED KINGDOM}
			PTR	`dns1.gla.ac.uk`
NS	`dns2.gla.ac.uk`
		A	2001:630:40:4:130:209:4:252^{🇬🇧 JANET2001:630::/32 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom}
		A	130.209.4.252^{🇬🇧 JANET130.209.0.0/16 Glasgow University Glasgow G12 8QQ Scotland UNITED KINGDOM}
			PTR	`dns2.gla.ac.uk`
MX	`cleese.cent.gla.ac.uk` ⭐
		A	130.209.16.34^{🇬🇧 JANET130.209.0.0/16 Glasgow University Glasgow G12 8QQ Scotland UNITED KINGDOM}
			PTR	`cleese.cent.gla.ac.uk`
MX	`palin.cent.gla.ac.uk` ⭐
		A	130.209.34.34^{🇬🇧 JANET130.209.0.0/16 Glasgow University Glasgow G12 8QQ Scotland UNITED KINGDOM}
			PTR	`palin.cent.gla.ac.uk`
TXT	`v=spf1 mx include:_spf.gla.ac.uk ~all`
SOA	`dns0.gla.ac.uk`hostmaster@gla.ac.uk 2024-07-03 #14

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785187502

Same first word

rcbweb.com

Similar names

cbrweb.com

cbrweb.info

bbcrew.com

brcweb.com

cbbrew.com

bcbrew.com

crbweb.com

brecwb.com

crwebb.se

DNS History

7 records (6 active, 1 former)

○NSdennis.cent.gla.ac.uk2015-08-08 → 2017-05-17 · 3 obs

● 2015-08-08 10:47:46
● 2017-05-17 10:36:42
○ 2026-07-27 21:55:02

●NSdns0.gla.ac.uk2015-08-08 → 2026-07-27 · 2 obs

● 2015-08-08 10:47:46
● 2026-07-27 21:55:02

●NSdns1.gla.ac.uk2015-08-08 → 2026-07-27 · 2 obs

● 2015-08-08 10:47:46
● 2026-07-27 21:55:02

●NSdns2.gla.ac.uk2015-08-08 → 2026-07-27 · 2 obs

● 2015-08-08 10:47:46
● 2026-07-27 21:55:02

●MXcleese.cent.gla.ac.uk2015-08-08 → 2026-07-27 · 2 obs

● 2015-08-08 10:47:46
● 2026-07-27 21:55:02

●MXpalin.cent.gla.ac.uk2015-08-08 → 2026-07-27 · 2 obs

● 2015-08-08 10:47:46
● 2026-07-27 21:55:02

●A130.209.144.1042015-08-08 → 2026-07-27 · 2 obs

● 2015-08-08 10:47:46
● 2026-07-27 21:55:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rcbweb.com	dns1.gla.ac.uk, dns2.gla.ac.uk, dns0.gla.ac.uk	-

✅ Authoritative Response

Server:130.209.4.251

NS records: dns1.gla.ac.uk, dns2.gla.ac.uk, dns0.gla.ac.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rcbweb.com (unsigned zone)

⏱️ Timing

Total: 714ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`130.209.144.104`
NS	3	`dns0.gla.ac.uk, dns1.gla.ac.uk...`
MX	2	`cleese.cent.gla.ac.uk (pri: 5), palin.cent.gla.ac.uk (pri: 5)`
TXT	1	`v=spf1 mx include:_spf.gla.ac.uk ~all`
SOA	1	`dns0.gla.ac.uk hostmaster.gla.ac.uk`

Analysis

IP Addresses

rcbweb.com directs to one IP number, which is 130.209.144.104.

Other host names, such as workbar-pc.stats.gla.ac.uk, share IP numbers with rcbweb.com.

Name Servers

rcbweb.com is delegated to three name servers: dns0.gla.ac.uk, dns1.gla.ac.uk and dns2.gla.ac.uk.

The name servers of rcbweb.com overlap at least partially with those of other domains — among them rcbft.com, ht.ac.uk, coatbridge.ac.uk and two more.

These name servers commonly co-occur with the name servers dns0.dcs.gla.ac.uk, barbados.dcs.gla.ac.uk, dns1.dcs.gla.ac.uk and dns2.dcs.gla.ac.uk.

dns0.gla.ac.uk, dns1.gla.ac.uk and dns2.gla.ac.uk each resolve to two IP addresses: dns0.gla.ac.uk resolves to 130.209.4.250 and 2001:630:40:4:130:209:4:250; dns1.gla.ac.uk resolves to 130.209.4.251 and 2001:630:40:4:130:209:4:251; dns2.gla.ac.uk resolves to 130.209.4.252 and 2001:630:40:4:130:209:4:252.

Mail Servers

The MX records for rcbweb.com point to two mail servers: cleese.cent.gla.ac.uk and palin.cent.gla.ac.uk.

rcbweb.com has the same mail server arrangement as a number of other domains, for example eleanor.lib.gla.ac.uk, imidbio.co.uk, admin.gla.ac.uk and two more.

rcbweb.com shares at least some of its mail servers with other domains — for example faceresearch.org, webmorph.org, research.gla.ac.uk and two more.

The mail servers idle.cent.gla.ac.uk and jones.cent.gla.ac.uk are commonly paired with these mail servers.

Both cleese.cent.gla.ac.uk and palin.cent.gla.ac.uk have a single IP address each — cleese.cent.gla.ac.uk resolves to 130.209.16.34 while palin.cent.gla.ac.uk resolves to 130.209.34.34.