CF1759655123457-tsm20251004101907

WWW.RTSAK.COM - marspec.co.uk

Search for IP or hostnames:

marspec.co.uk checked at 2025-10-05T09:05:23.445Z 570ms 65/65/65 100% R:15

marspec.co.uk

NSns0.bt.net
A217.35.209.188🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRns0.bt.net
NSns1.bt.net
A217.32.105.91🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRindnss01.bt.net
PTRns1.bt.net
PTRindnss01.ukcore.bt.net
NSns2.bt.net
A217.32.105.90🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRindnss02.bt.net
PTRns2.bt.net
PTRindnss02.ukcore.bt.net
MXrelay1.bt.net
MXrelay2.bt.net
MXmail.marspec.co.uk
A217.33.79.236🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRmail.marspec.co.uk
PTRwebmail.marspec.co.uk
PTRmail.wlprint.co.uk
PTRwebmail.wlprint.co.uk

co.uk

NSdns1.nic.uk
NSdns2.nic.uk
NSdns3.nic.uk
NSdns4.nic.uk
NSnsa.nic.uk
NSnsb.nic.uk
NSnsc.nic.uk
NSnsd.nic.uk
rank #172010 globally
rank #3994 in the tld

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AI analysis

marspec.co.uk is a parent of webmail.marspec.co.uk and mail.marspec.co.uk.

marspec.co.uk is delegated to three name servers ns0.bt.net, ns1.bt.net and ns2.bt.net.

marspec.co.uk at least partially shares name servers with other domains, for instance agile-media.co.uk, 234.120.213.in-addr.arpa, edinburgh4.broadband.bt.net, 39.217.in-addr.arpa and asdahomeemergencycover.com.

Host names with one IP number: ns0.bt.net points to 217.35.209.188; ns1.bt.net points to 217.32.105.91; ns2.bt.net points to 217.32.105.90.

marspec.co.uk is handled by three mail servers: relay1.bt.net, relay2.bt.net and mail.marspec.co.uk.

marspec.co.uk shares some mail servers with other domains, at least partially, for instance mailflight.com, vps4dwp4.sml.siemens.co.uk, diy.com, atwales.co.uk and coverplan.ie.

These mail servers are often used together with relay3.bt.net, mailhost.firstimage.net, mailgw.siemens.co.uk, icapgate.icap.com, mail.icap.com, mail2.halifax.co.uk, mail5.halifax.co.uk, mail6.halifax.co.uk and mail.halifax.co.uk.

Hostnames with a single IP:

mail.marspec.co.uk points to 217.33.79.236.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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fzWqfZC CF johedugfp 2025-10-05