diff --git a/data/as-set/AS-BLAZING b/data/as-set/AS-BLAZING
index ada2f209e..60cc073c4 100644
--- a/data/as-set/AS-BLAZING
+++ b/data/as-set/AS-BLAZING
@@ -33,7 +33,6 @@ members:            AS4242421404
 members:            AS4242421406
 members:            AS4242421500
 members:            AS4242421588
-members:            AS4242421712
 members:            AS4242421888
 members:            AS4242421955
 members:            AS4242421968
diff --git a/data/as-set/AS4242420123:AS-PEER b/data/as-set/AS4242420123:AS-PEER
index a8e872341..a699c8e36 100644
--- a/data/as-set/AS4242420123:AS-PEER
+++ b/data/as-set/AS4242420123:AS-PEER
@@ -22,7 +22,6 @@ members:            AS4242421276
 members:            AS4242421339
 members:            AS4242421406
 members:            AS4242421588
-members:            AS4242421712
 members:            AS4242421955
 members:            AS4242422061
 members:            AS4242422100
diff --git a/data/aut-num/AS4242421712 b/data/aut-num/AS4242421712
deleted file mode 100644
index d928523b0..000000000
--- a/data/aut-num/AS4242421712
+++ /dev/null
@@ -1,6 +0,0 @@
-aut-num:            AS4242421712
-as-name:            MT-AS
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-source:             DN42
diff --git a/data/aut-num/AS4242421713 b/data/aut-num/AS4242421713
deleted file mode 100644
index 54b74999e..000000000
--- a/data/aut-num/AS4242421713
+++ /dev/null
@@ -1,6 +0,0 @@
-aut-num:            AS4242421713
-as-name:            MT-TEST-AS
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-source:             DN42
diff --git a/data/dns/mt.dn42 b/data/dns/mt.dn42
deleted file mode 100644
index dd767a60e..000000000
--- a/data/dns/mt.dn42
+++ /dev/null
@@ -1,8 +0,0 @@
-domain:             mt.dn42
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-nserver:            fornax.urandom.eu.org
-nserver:            ara.urandom.eu.org
-status:             CONNECT
-source:             DN42
diff --git a/data/inet6num/fd42:a382:79f::_48 b/data/inet6num/fd42:a382:79f::_48
deleted file mode 100644
index e9a3c6c1c..000000000
--- a/data/inet6num/fd42:a382:79f::_48
+++ /dev/null
@@ -1,10 +0,0 @@
-inet6num:           fd42:a382:079f:0000:0000:0000:0000:0000 - fd42:a382:079f:ffff:ffff:ffff:ffff:ffff
-netname:            MT-DN42-INET6
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-nserver:            fornax.urandom.eu.org
-nserver:            ara.urandom.eu.org
-status:             ASSIGNED
-cidr:               fd42:a382:79f::/48
-source:             DN42
diff --git a/data/inet6num/fd42:a4b:e83e::_64 b/data/inet6num/fd42:a4b:e83e::_64
deleted file mode 100644
index cd48de92c..000000000
--- a/data/inet6num/fd42:a4b:e83e::_64
+++ /dev/null
@@ -1,10 +0,0 @@
-inet6num:           fd42:0a4b:e83e:0000:0000:0000:0000:0000 - fd42:0a4b:e83e:0000:ffff:ffff:ffff:ffff
-netname:            MT-DN42-INET6-TRANSFER
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-nserver:            fornax.urandom.eu.org
-nserver:            ara.urandom.eu.org
-status:             ASSIGNED
-cidr:               fd42:a4b:e83e::/64
-source:             DN42
diff --git a/data/inetnum/172.20.188.0_24 b/data/inetnum/172.20.188.0_24
deleted file mode 100644
index 1591b6b8f..000000000
--- a/data/inetnum/172.20.188.0_24
+++ /dev/null
@@ -1,10 +0,0 @@
-inetnum:            172.20.188.0 - 172.20.188.255
-netname:            MT-DN42-INET
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-nserver:            fornax.urandom.eu.org
-nserver:            ara.urandom.eu.org
-status:             ASSIGNED
-cidr:               172.20.188.0/24
-source:             DN42
diff --git a/data/inetnum/172.20.28.0_26 b/data/inetnum/172.20.28.0_26
deleted file mode 100644
index c922538cd..000000000
--- a/data/inetnum/172.20.28.0_26
+++ /dev/null
@@ -1,10 +0,0 @@
-inetnum:            172.20.28.0 - 172.20.28.63
-netname:            MT-DN42-INET-TRANSFER
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-nserver:            fornax.urandom.eu.org
-nserver:            ara.urandom.eu.org
-status:             ASSIGNED
-cidr:               172.20.28.0/26
-source:             DN42
diff --git a/data/mntner/MT-MNT b/data/mntner/MT-MNT
deleted file mode 100644
index 498a06eea..000000000
--- a/data/mntner/MT-MNT
+++ /dev/null
@@ -1,6 +0,0 @@
-mntner:             MT-MNT
-sha512-pw:          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
-admin-c:            MT-DN42
-tech-c:             MT-DN42
-mnt-by:             MT-MNT
-source:             DN42
diff --git a/data/person/MT-DN42 b/data/person/MT-DN42
deleted file mode 100644
index 0a1d69875..000000000
--- a/data/person/MT-DN42
+++ /dev/null
@@ -1,5 +0,0 @@
-person:             MT
-contact:            irc:mt@hackint
-nic-hdl:            MT-DN42
-mnt-by:             MT-MNT
-source:             DN42
diff --git a/data/route/172.20.188.0_24 b/data/route/172.20.188.0_24
deleted file mode 100644
index 9c0de2a8c..000000000
--- a/data/route/172.20.188.0_24
+++ /dev/null
@@ -1,4 +0,0 @@
-route:              172.20.188.0/24
-origin:             AS4242421712
-mnt-by:             MT-MNT
-source:             DN42
diff --git a/data/route6/fd42:a382:79f::_48 b/data/route6/fd42:a382:79f::_48
deleted file mode 100644
index d405870f8..000000000
--- a/data/route6/fd42:a382:79f::_48
+++ /dev/null
@@ -1,4 +0,0 @@
-route6:             fd42:a382:79f::/48
-origin:             AS4242421712
-mnt-by:             MT-MNT
-source:             DN42