DNS Coffee ☕
Zone

koeln active

First Seen Mar 05, 2014 · First Import Apr 25, 2014 · Last Import Sep 21, 2026 · Type generic · Operator dotKoeln GmbH · DNSSEC Signed since Sep 12, 2019

Also indexed as: Domain

16,737
Domains
4,475
Zone Imports
3
Current Nameservers
7
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 3
Name First Seen Domains
ns1.dns.business Mar 27, 2020 13
dns.ryce-rsp.com Mar 17, 2020 4
ns1.ryce-rsp.com May 18, 2018 9
Past Nameservers 7
Name First Seen Last Seen Domains
nsu.netnod.se May 18, 2018 Mar 26, 2020 4
nsp.netnod.se May 18, 2018 Mar 26, 2020 7
nsa.netnod.se May 18, 2018 Mar 26, 2020 0
anycast23.irondns.net Mar 05, 2014 May 22, 2018 37
anycast10.irondns.net Mar 05, 2014 May 22, 2018 38
anycast9.irondns.net Mar 05, 2014 May 22, 2018 38
anycast24.irondns.net Mar 05, 2014 May 22, 2018 37
Sample Current Domains 50
Domain Added
5minuten.koeln Sep 02, 2026
9xmovie.koeln Aug 30, 2026
adhs.koeln Sep 15, 2026
altstadt.koeln Sep 07, 2026
bauschild.koeln Sep 18, 2026
beauty-am-ring.koeln Aug 27, 2026
brauns.koeln Sep 08, 2026
campus-rallye.koeln Aug 30, 2026
da-bist-du-ja.koeln Sep 15, 2026
dagehtwas.koeln Sep 11, 2026
dbdj.koeln Sep 15, 2026
dietherapeuten.koeln Aug 27, 2026
downtowner.koeln Sep 02, 2026
erdbeerwiese.koeln Sep 19, 2026
foerderverein-gbg.koeln Sep 04, 2026
freies-theater.koeln Aug 28, 2026
freiestheater.koeln Aug 28, 2026
gaffelstube.koeln Aug 29, 2026
gelaender.koeln Aug 29, 2026
geo-agentur.koeln Sep 07, 2026
greenbeats.koeln Sep 01, 2026
hahn.koeln Sep 20, 2026
hjs.koeln Aug 26, 2026
huusmeester.koeln Sep 04, 2026
ideal-personal.koeln Sep 10, 2026
immos.koeln Sep 12, 2026
karnevalsbooking.koeln Sep 17, 2026
kitaboyz.koeln Sep 08, 2026
klyn.koeln Sep 01, 2026
lage.koeln Sep 14, 2026
literat.koeln Sep 16, 2026
lutterat.koeln Sep 16, 2026
magnus.koeln Aug 26, 2026
meisterbetrieb-graven.koeln Aug 27, 2026
merkur24.koeln Sep 12, 2026
metzmacher.koeln Sep 05, 2026
petersberg25.koeln Sep 02, 2026
raumausstatterinnung.koeln Sep 01, 2026
rodarius.koeln Sep 10, 2026
sieler.koeln Aug 30, 2026
sonnenschutzsystem.koeln Aug 29, 2026
stadtpolitik.koeln Aug 28, 2026
sun88.koeln Sep 04, 2026
terasse.koeln Aug 29, 2026
timmermann.koeln Aug 26, 2026
ueberdachung.koeln Aug 29, 2026
veranda.koeln Aug 29, 2026
vordach.koeln Aug 29, 2026
wintergarten.koeln Aug 29, 2026
xn--bromaterial-thb.koeln (büromaterial.koeln) Sep 20, 2026
The most recently added of the 16,737 domains in this zone, up to 50 — full lists via the API.
Sample Past Domains 50
Domain Last Seen
anke.koeln Sep 20, 2026
bauchtanz.koeln Sep 17, 2026
bei.koeln Sep 17, 2026
bjaenichen.koeln Sep 16, 2026
boettenberg.koeln Sep 15, 2026
boris-boettenberg.koeln Sep 15, 2026
brustkorrektur.koeln Sep 15, 2026
buecherei.koeln Sep 15, 2026
cannabis-club.koeln Sep 15, 2026
constanzecompes.koeln Sep 15, 2026
domblick.koeln Sep 15, 2026
dom-dogs.koeln Sep 16, 2026
dr-boettenberg.koeln Sep 15, 2026
elektroauto.koeln Sep 15, 2026
erotik-massage.koeln Sep 15, 2026
familie-schmitz.koeln Sep 15, 2026
foodangels.koeln Sep 17, 2026
foto4u.koeln Sep 15, 2026
hack-attack.koeln Sep 15, 2026
haltung.koeln Sep 16, 2026
heinz-hamacher.koeln Sep 16, 2026
hostessen.koeln Sep 15, 2026
huepfburg.koeln Sep 15, 2026
immobilien-omega.koeln Sep 15, 2026
immobilienomega.koeln Sep 15, 2026
information-works.koeln Sep 15, 2026
jacobi.koeln Sep 19, 2026
karten.koeln Sep 15, 2026
kitz.koeln Sep 17, 2026
kleinanzeige.koeln Sep 15, 2026
kommunikationsagentur.koeln Sep 17, 2026
koro.koeln Sep 16, 2026
lichtshow.koeln Sep 15, 2026
lichtundton.koeln Sep 15, 2026
linn.koeln Sep 20, 2026
lucyblock.koeln Sep 15, 2026
maria-jacobi.koeln Sep 19, 2026
mariajacobi.koeln Sep 19, 2026
marvin.koeln Sep 17, 2026
mediation-bonn.koeln Sep 16, 2026
musical-dome.koeln Sep 15, 2026
musicaldome.koeln Sep 15, 2026
poet.koeln Sep 17, 2026
red-onion-jazzband.koeln Sep 20, 2026
reiterkorps.koeln Sep 19, 2026
schreff.koeln Sep 17, 2026
slayer.koeln Sep 16, 2026
systemische-beratung.koeln Sep 16, 2026
vipart123.koeln Sep 17, 2026
vipart.koeln Sep 17, 2026
The most recently removed domains that were in this zone and no longer are, up to 50 — full lists via the API.
SOA 2,438 serials
Primary NSns1.ryce-rsp.com
Mailboxsupport.ryce-rsp.com.
Serial2025084690
Refresh6 hours
Retry2 hours
Expire21 days
Minimum TTL1 day
Show 10 recent serial changes
SerialFirst SeenLast Seen
2025084593 Sep 20, 2026 Sep 20, 2026
2025084497 Sep 19, 2026 Sep 19, 2026
2025084401 Sep 18, 2026 Sep 18, 2026
2025084305 Sep 17, 2026 Sep 17, 2026
2025084228 Sep 16, 2026 Sep 16, 2026
2025084113 Sep 15, 2026 Sep 15, 2026
2025084017 Sep 14, 2026 Sep 14, 2026
2025083921 Sep 13, 2026 Sep 13, 2026
2025083825 Sep 12, 2026 Sep 12, 2026
2025083729 Sep 11, 2026 Sep 11, 2026
DNSSEC signed

Signed since Sep 12, 2019.

Signed domains: 300 · DS records: 316 (as of Sep 21, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAb2Ihz9RoH5zL42PmCBT17LaITPYjBLwgDWxVbN14eZ7uYZJTy1gimvt9GtU2RZCXAWD/XTWbljLFe9tKK2JLnoU2Ig2GetL69ifDG/NYCYbjr2Lg0FaMnTLc4KoL5G2Ecq1ZE33OuMBah0lqxFrlNi/uNFgEcVtO5UUTSM/Bey5xmamcxklZZqQi7yFnzEdATFENVn3VXAEOosQdxvDsj1aRcOOipbWkPSeHPrn9PnAhzD2e/cirbp5ZVThdeWoWZuifZJ2K62hYTEtRt5lV5QU9vIeaawsfYDWZDC++StIkjLTDTfyq+635dM/WMiRvCGuQAbvZSWczxcEUoO1PhE=
 Feb 18, 2025
ZSK RSA/SHA-256
showAwEAAcQic2iDdc+0F0NbjOL3XcqGTh3ers65dt0b7nu7HjL79NqlHiUocsPsWP3a/wdzpDpxE6AS55w0O80ZRq6g6/iYTyrA1MvUuBaSs8bHRezqgZ/2hn3xY6POERyLiDJInIcuSvUc7nccOEc1bb4t9SbZhHqy7E5Yxxss5ehvOqKZ
 Sep 21, 2026
ZSK RSA/SHA-256
showAwEAAbk56vOcpNh7j21jqSVjmQKPCEnLafj72WVgftbl4xd2Zrt6Aq8dN/xfD6PwP5b4hbuEGaHQolBO2GDZXfV6lyjvnhKI8h1gzA0AyDg6UjszGRxrEw5vj5B8zOPgO+sKksUzy/Tl2llXv3/kLiMPXXWpIaRrvhtCesMx/Z5zFUTl
 Aug 22, 2026
SignsKey TagSignerExpires
DNSKEY 38539 koeln Oct 05, 2026
SOA 19999 koeln Oct 05, 2026
97 retired DNSKEYs no longer published.