CF1760858863807-tsm20251017082432

WWW.ROBTEX.COM - 81.136.192.135

Search for IP or hostnames:

81.136.192.135 checked at 2025-10-19T07:27:43.792Z 217ms 11/11/11 100% R:8

PTRs and A-records

PTRAmail.benchmarkestimating.co.uk
A81.136.192.135

RBLS
81.128.0.0/12

AS2856

shared on network route

host81-139-6-2.in-addr.btopenworld.com
host81-137-209-33.in-addr.btopenworld.com
host81-138-67-81.in-addr.btopenworld.com
host81-129-114-2.range81-129.btcentralplus.com
mail.competentadviser.com
host81-142-192-137.in-addr.btopenworld.com
mail.33joints.com
host81-129-38-100.range81-129.btcentralplus.com
mail.pivotware.co.uk
host81-132-169-212.range81-132.btcentralplus.com
host81-143-154-129.in-addr.btopenworld.com
indnsc135.bt.net
mail01.pigmentproductions.com
dsl-sp-81-140-11-119.in-addr.broadbandscope.com
macsmo.com
host81-137-33-6.in-addr.btopenworld.com
remote.ced-elec.co.uk
clictest.com
host81-134-85-107.range81-134.btcentralplus.com
host81-129-251-12.range81-129.btcentralplus.com
dsl-dp-81-140-111-72.in-addr.broadbandscope.com
dsl-sp-81-140-49-195.in-addr.broadbandscope.com
cli.co.uk
dsl-static-81-140-86-89.in-addr.broadbandscope.com
dsl-dp-81-140-116-222.in-addr.broadbandscope.com
mail.aqacalibration.co.uk
host81-129-182-135.range81-129.btcentralplus.com
host81-136-176-142.in-addr.btopenworld.com
www.cleardaysoftware.com
host81-134-21-73.in-addr.btopenworld.com
dsl-sp-81-140-41-103.in-addr.broadbandscope.com
voxent.com
host81-142-228-212.in-addr.btopenworld.com
dsl-sp-81-140-44-225.in-addr.broadbandscope.com
saltyseal.com
host81-130-210-223.in-addr.btopenworld.com
macuk.co
dsl-sp-81-140-17-213.in-addr.broadbandscope.com
host81-133-33-240.in-addr.btopenworld.com
dsl-sp-81-140-41-32.in-addr.broadbandscope.com
dsl-sp-81-140-31-242.in-addr.broadbandscope.com
host81-141-24-41.range81-141.btcentralplus.com
host81-142-251-212.in-addr.btopenworld.com
mail.ebgas.co.uk
host81-129-87-6.range81-129.btcentralplus.com
mx.subsight.co.uk
exchange.agmtele.com
host81-137-126-32.in-addr.btopenworld.com
mail2.themenpark.net
dsl-sp-81-140-38-219.in-addr.broadbandscope.com
host81-135-125-61.range81-135.btcentralplus.com
dsl-sp-81-140-39-211.in-addr.broadbandscope.com
host81-129-55-162.range81-129.btcentralplus.com
host81-134-73-223.range81-134.btcentralplus.com
host81-138-5-82.in-addr.btopenworld.com
emails.proimmune.net
dsl-sp-81-140-38-168.in-addr.broadbandscope.com
mail2.lastorg.com
dsl-static-81-140-75-21.in-addr.broadbandscope.com
host81-130-194-182.in-addr.btopenworld.com
host81-142-167-117.in-addr.btopenworld.com
host81-137-138-57.in-addr.btopenworld.com
host81-137-147-40.in-addr.btopenworld.com
mail.priceengines.co.uk
dsl-sp-81-140-39-50.in-addr.broadbandscope.com
host81-133-236-75.in-addr.btopenworld.com
host81-137-196-45.in-addr.btopenworld.com
host81-137-95-25.in-addr.btopenworld.com
skylinebookbinders.co.uk
dsl-sp-81-140-35-173.in-addr.broadbandscope.com
host81-133-172-126.in-addr.btopenworld.com
host81-142-209-194.in-addr.btopenworld.com
mail.porterbrook.co.uk
host81-138-40-114.in-addr.btopenworld.com
host81-142-205-40.in-addr.btopenworld.com
dsl-sp-81-140-36-12.in-addr.broadbandscope.com
remote.theoffice-online.com
host81-132-189-240.range81-132.btcentralplus.com
dsl-sp-81-140-2-158.in-addr.broadbandscope.com
dsl-sp-81-140-8-237.in-addr.broadbandscope.com
host81-137-198-137.in-addr.btopenworld.com
mail.easingwoldadvertiser.com
dsl-sp-81-140-39-16.in-addr.broadbandscope.com
mail.reactivewarranties.com
creativeit.tv
host81-136-200-0.in-addr.btopenworld.com
host81-134-57-118.in-addr.btopenworld.com
host81-132-91-33.range81-132.btcentralplus.com
smtp.ssha.co.uk
dsl-dp-81-140-118-32.in-addr.broadbandscope.com
host81-143-139-143.in-addr.btopenworld.com
host81-142-135-32.in-addr.btopenworld.com
host81-131-155-58.in-addr.btopenworld.com
dsl-sp-81-140-40-205.in-addr.broadbandscope.com
host81-135-28-57.range81-135.btcentralplus.com
host81-143-151-225.in-addr.btopenworld.com
host81-135-134-233.range81-135.btcentralplus.com
pre-construct.co.uk
host81-133-137-230.in-addr.btopenworld.com
dsl-sp-81-140-57-51.in-addr.broadbandscope.com

shared on AS number

www.thjordanltd.com
mymilan.co.uk
host86-191-2-17.range86-191.btcentralplus.com
host86-133-86-10.range86-133.btcentralplus.com
host86-145-105-17.range86-145.btcentralplus.com
pentagon.btlabs.bt.co.uk
host86-141-235-169.range86-141.btcentralplus.com
host86-135-238-127.range86-135.btcentralplus.com
host217-40-236-0.in-addr.btopenworld.com
host86-142-51-177.range86-142.btcentralplus.com
hyatt.labs.bt.com
banksco.co.uk
host86-141-192-164.range86-141.btcentralplus.com
host109-152-99-59.range109-152.btcentralplus.com
host81-154-215-209.range81-154.btcentralplus.com
mail.contrac-lighting.co.uk
host81-151-117-95.range81-151.btcentralplus.com
mail.seecoltd.co.uk
host86-128-21-167.range86-128.btcentralplus.com
gtkan.com
host86-181-175-158.range86-181.btcentralplus.com
host31-52-20-188.range31-52.btcentralplus.com
host86-160-120-185.range86-160.btcentralplus.com
host81-129-53-33.range81-129.btcentralplus.com
host86-168-66-76.range86-168.btcentralplus.com
host81-151-53-37.range81-151.btcentralplus.com
host86-130-85-95.range86-130.btcentralplus.com
host31-52-147-3.range31-52.btcentralplus.com
email.alcaline.uk.com
host81-136-181-36.in-addr.btopenworld.com
host217-42-5-67.range217-42.btcentralplus.com
host81-133-27-60.in-addr.btopenworld.com
host86-136-120-44.range86-136.btcentralplus.com
translink.co.uk
jjlo.co.uk
host217-34-37-88.in-addr.btopenworld.com
spludlow.net
host109-154-139-14.range109-154.btcentralplus.com
host213-122-122-31.range213-122.btcentralplus.com
host86-169-113-238.range86-169.btcentralplus.com
mail.smiplacings.com
mailgate.inseto.co.uk
host86-158-195-189.range86-158.btcentralplus.com
iceburg.mf-refrigeration.co.uk
host86-166-117-206.range86-166.btcentralplus.com
hesshunvpn.labcorp.com
host86-154-33-230.range86-154.btcentralplus.com
mail.bredonschool.co.uk
host217-40-1-232.in-addr.btopenworld.com
dpworld.it
host86-131-234-26.range86-131.btcentralplus.com
host217-39-49-2.range217-39.btcentralplus.com
host109-154-16-46.range109-154.btcentralplus.com
host81-141-3-217.range81-141.btcentralplus.com
mail.btinternet.co.uk
lifeplus.com
host81-151-254-66.range81-151.btcentralplus.com
host86-180-233-57.range86-180.btcentralplus.com
access-eml1.bt.com
sports.motivation.org.uk
host81-137-21-121.in-addr.btopenworld.com
host86-166-251-10.range86-166.btcentralplus.com
host81-138-17-109.in-addr.btopenworld.com
hubrelay-rd.bt.com
domblack.com
host217-43-118-5.range217-43.btcentralplus.com
host81-129-252-1.range81-129.btcentralplus.com
dsl-sp-81-140-38-22.in-addr.broadbandscope.com
host86-135-78-221.range86-135.btcentralplus.com
host217-43-124-236.range217-43.btcentralplus.com
host213-122-109-42.range213-122.btcentralplus.com
host81-152-228-121.range81-152.btcentralplus.com
poochy.biznetservers.com
host217-44-136-1.range217-44.btcentralplus.com
host109-156-29-88.range109-156.btcentralplus.com
host109-152-191-253.range109-152.btcentralplus.com
host86-164-107-93.range86-164.btcentralplus.com
host86-157-24-185.range86-157.btcentralplus.com
host86-144-33-132.range86-144.btcentralplus.com
host81-149-183-74.in-addr.btopenworld.com
host31-51-0-99.range31-51.btcentralplus.com
mail.pcsl.eu
host213-120-103-16.in-addr.btopenworld.com
host81-132-149-250.range81-132.btcentralplus.com
host31-51-45-161.range31-51.btcentralplus.com
host86-146-99-80.range86-146.btcentralplus.com
host81-154-250-47.range81-154.btcentralplus.com
srest.net
host217-43-237-134.range217-43.btcentralplus.com
mail.acorn-ps.co.uk
host86-184-0-0.range86-184.btcentralplus.com
host31-52-252-17.range31-52.btcentralplus.com
host86-140-246-219.range86-140.btcentralplus.com
host86-157-89-44.range86-157.btcentralplus.com
host86-142-211-237.range86-142.btcentralplus.com
ipadpro.co
host217-34-116-186.in-addr.btopenworld.com
host86-166-67-251.range86-166.btcentralplus.com
mail.pdi.co.uk
host86-160-0-186.range86-160.btcentralplus.com

Newport, Wales, 🇬🇧 United Kingdom

🇬🇧 BTnet (BT's UK IP Network - AS2856)

81.136.192.135 Newport, Wales, 🇬🇧 United KingdomCourtesy of ipinfo.io

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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HbNotuS CF johedugfp 2025-10-19