diff --git a/README.md b/README.md
index cae0216..52779ad 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,11 @@
 
 I figured I'd try to get a more comprehensive list of the domains blocked by Mojang, so this is my stab at it.
 
-## useful bash snippets
+## Background Information
+
+(TODO)
+
+## Useful bash snippets
 
 Get a list of TLDs (idk if this is super up to date)
 
@@ -37,7 +41,7 @@ Get a list of hashes which have not yet been identified
 comm -23 <(sort -u data/current.txt) <(awk -F= '{print $1}' data/identified.txt |sort -u) > todo.txt
 ```
 
-# for big lists of minecraft server urls:
+### for big lists of minecraft server urls:
 
 remove first subdomain. replace with *.<domain>. this also strips port numbers and normalizes casing
 
@@ -80,11 +84,11 @@ cat srv_re_resolve.txt |awk '{print $NF}'|sed 's/\.$//'|awk '{print "*.mc."$1}'|
 cat srv_re_resolve.txt |awk '{print $NF}'|sed 's/\.$//'|awk '{print "*.play."$1}'|xargs node try_url.js
 ```
 
-## hashcat stuff
+### hashcat stuff
 
 ```sh
 # start things
-hashcat -m 100 -w3 --session commonsuffix -o cracked.txt -a3 data/todo.txt commonsuffix.hcmask 
+hashcat -m 100 -w3 --session commonsuffix -o cracked.txt -a3 data/todo.txt commonsuffix.hcmask
 # resume checkpointed session
 hashcat --session commonsuffix --restore
 ```
diff --git a/completed_patterns.hcmask b/completed_patterns.hcmask
deleted file mode 100644
index 552e86f..0000000
--- a/completed_patterns.hcmask
+++ /dev/null
@@ -1,9 +0,0 @@
-?l?d,?1.ddns.net
-?l?d,?1?1.ddns.net
-?l?d,?1?1?1.ddns.net
-?l?d,?1?1?1?1.ddns.net
-?l?d,?1?1?1?1?1.ddns.net
-?l?d,?1?1?1?1?1?1.ddns.net
-?l?d,?1?1?1?1?1?1?1.ddns.net
-?l?d,?1?1?1?1?1?1?1?1.ddns.net
-?l?d,?1?1?1?1?1?1?1?1?1.ddns.net
diff --git a/data/current.txt b/data/current.txt
index e118ab9..6da0b86 100644
--- a/data/current.txt
+++ b/data/current.txt
@@ -19,7 +19,6 @@ ab8724e0fac2ec56bda2f774dc5464bf0520da27
 c8f090859ea7c0afdab8b22a842532b979235951
 0097a2f9a3a32a6fa194f503662e225fabf705d5
 91c6caa70860d687fa3d8db06bb17ce30172e7f3
-567d80c36e84c5d2a8731babb338c293584f5a51
 d062578440d49c485ff01d5dc728b09a7f3d7295
 dd33113fb4e0e524b79b6b0765732972b95f5761
 3a3a226a1fd8f6c7890874cbbb64876dc42ef15f
@@ -84,7 +83,6 @@ a58238975468a56ea1acdeeedd3a93f2680b2b67
 6661b8d3697d11494f1d61dd94c2e4d3426ecd2b
 ccccae6afca5e06864c9c3caef2515a4fef20b4b
 832d8279d485ad3e0d5a2219da75a1a5c3bdff11
-4ce96aed237d2ad52d06f5f9c7573808bdfced70
 0f4525b5958918ec4e48fecb523126c5d2e9c57f
 6b1536b591b4cc530d1b40a5ea82f307d6086940
 272c483646aa599a6b144986e5d30e00fa3c1388
diff --git a/data/merged.txt b/data/merged.txt
index a6779d2..59361a7 100644
--- a/data/merged.txt
+++ b/data/merged.txt
@@ -19,7 +19,6 @@ ab8724e0fac2ec56bda2f774dc5464bf0520da27=fadedsb18.ddns.net
 c8f090859ea7c0afdab8b22a842532b979235951=fadedsb19.ddns.net
 0097a2f9a3a32a6fa194f503662e225fabf705d5=fadedsb2.ddns.net
 91c6caa70860d687fa3d8db06bb17ce30172e7f3=fadedsb20.ddns.net
-567d80c36e84c5d2a8731babb338c293584f5a51=fadedsb21.ddns.net
 d062578440d49c485ff01d5dc728b09a7f3d7295=fadedsb22.ddns.net
 dd33113fb4e0e524b79b6b0765732972b95f5761=fadedsb23.ddns.net
 3a3a226a1fd8f6c7890874cbbb64876dc42ef15f=fadedsb5.ddns.net
@@ -84,7 +83,6 @@ a58238975468a56ea1acdeeedd3a93f2680b2b67=sb-hub50.ddns.net
 6661b8d3697d11494f1d61dd94c2e4d3426ecd2b=shadowsb.ddns.net
 ccccae6afca5e06864c9c3caef2515a4fef20b4b=shadowsb10.ddns.net
 832d8279d485ad3e0d5a2219da75a1a5c3bdff11=shadowsb11.ddns.net
-4ce96aed237d2ad52d06f5f9c7573808bdfced70=shadowsb12.ddns.net
 0f4525b5958918ec4e48fecb523126c5d2e9c57f=shadowsb13.ddns.net
 6b1536b591b4cc530d1b40a5ea82f307d6086940=shadowsb14.ddns.net
 272c483646aa599a6b144986e5d30e00fa3c1388=shadowsb15.ddns.net